Total Publications of Professor Brindaban C. Ranu

1. Hydrogenation of Azides over Copper Nanoparticles Surface Using Ammonium

Formate in Water – S. Ahammed, A. Saha, B. C. Ranu, J. Org. Chem. 2011, 76,

000.

2. Transition Metal Free Procedure for the Synthesis of S-Aryl Dithiocarbamates

Using Aryl Diazonium Fluoroborate in Water at Room Temperature – T.

Chatterjee, S. Bhadra, B.C. Ranu, Green Chem. 2011, 13, 1837.

3. An Easy Access to Styrenes, trans Aryl 1,3-, 1,4-, 1,5-dienes and 1,3,5-trienes by

Hiyama Cross Coupling Catalyzed by Palladium Nanoparticles – T. Chatterjee. R.

Dey, B. C. Ranu, New J. Chem. 2011, 35, 1103.

4. Green Recyclable Supported-Metal Catalyst for Useful Organic Transformations -

B. C. Ranu, S. Bhadra and D. Saha, Curr. Org. Synth. 2011, 8, 146.

5. Bromide-bromate Couple of Varying Ratios for Bromination, Vicinal

Functionalisation and Oxidation in a Clean Manner – S. Adimurthy, B. C. Ranu,

G. Ramachandraiah, B. Ganguly and P. K. Ghosh, Curr. Org. Synth., 2011, 000.

6. Ruthenium(III)-catalysed Phenylselenylation of Allyl Acetates by Diphenyl

Diselenide and Indium(I) Bromide in Neat: Isolation and Identification of

Intermediate – A. Saha, B.C. Ranu, Org. Boimol. Chem. 2011, 9, 1763.

7. Facile Cyclization of 2-Arylethynyl Aniline to 4(1H)-Cinnolones: A New

Chemodosimeter for Nitrite Ions – R. Dey, T. Chatterjee, B.C. Ranu, Tetrahedron

Lett. 2011,52, 461.

8. Amphiphilic Allylation of Activated Alkenes by Allyl Acetates and

Allylstannanes Catalyzed by Palladium Nanoparticles: An Easy Access to

Stereodefined Substituted Cyclohexene Derivatives - L. Adak, S. Bhadra,

K.

Chattopadhyay and B. C. Ranu. New J. Chem., 2011, 35, 430.

9. Alumina Supported Cu(II). A Versatile and Recyclable Catalyst for

Regioselective Ring Opening of Aziridines and Epoxides and Subsequent

Cyclization to Functionalized 1,4-Benzoxazines and 1,4-Benzodioxanes – S.

Bhadra, L. Adak, S. Samanta, A.K.M.M. Islam, M. Mukherjee, B.C. Ranu, J.

Org. Chem. 2010, 75, 8533 (highlighted in Synfacts, 2011, 3, 339).

10. Using More Environmentally Friendly Solvents and Benign Catalysts in Carrying

out Conventional Organic Reactions – B.C. Ranu, A. Saha and R. Dey, Current

Opinion in Drug Discovery and Development, 2010, 13, 658.

11. Easy Access to α-Bromoketones and Epoxides from vic-Dibromides under

Aqueous Conditions – R.D. Patil, S. Adimurthy and B.C. Ranu, Synth. Commun.

2010, 40, 3233.

12. A Simple and Efficient One-Pot synthesis of Substituted Benzo[b]furans by

Sonogashira Coupling-5-endo-dig Cyclization Catalyzed by Palladium

Nanoparticles in Water Under Ligand and Copper-Free Aerobic Conditions –D.

Saha, R. Dey and B.C. Ranu, Eur. J. Org. Chem. 2010, 6067.

13. Palladium(0) Nanoparticles-catalyzed ligand-free direct arylation of benzothiazole

via C-H bond functionalization – D. Saha, L. Adak and B.C. Ranu, Tetrahedron

Lett. 2010, 51, 5624.

14. Green Oxidation of Methylarenes to Benzoic Acids with Bromide/Bromate in

Water – R.D. Patil, S. Bhadra, S. Adimurthy and B.C. Ranu, Synth. Commun.,

2010, 40, 2922.

15. Al2O3-Supported Cu-Catalyzed Electrophilic Substitution by PhSeBr in

Organoboranes, Organosilanes and Organostannanes. A Protocol for the

Synthesis of Unsymmetrical Diaryl and Alkyl Aryl Selenides – S. Bhadra, A.

Saha and B.C. Ranu, J. Org. Chem. 2010, 75, 4864.

16. Palladium(0) Nanoparticles Catalyzed sp2 C-H Activation: A Convenient Route to

Alkyl-Aryl Ketones by Direct Acylation of Aryl Bromides and Iodides with

Aldehydes – L. Adak, S. Bhadra and B. C. Ranu, Tetrahedron Lett, 2010, 51,

3811.

17. Transition Metal-free Activation of Allylic Acetates toward Regioselective S-

Allylation of Thiols – A. Saha and B.C. Ranu, Tetrahedron Lett., 2010, 51, 1902.

18. Molecular Sieves-supported Palladium(II) Catalyst: Suzuki Coupling of

Chloroarenes and an Easy aAccess to Useful Intermediates for the Synthesis of

Irbesartan, Losartan and Boscalid, R. Dey, B. Sreedhar and B.C. Ranu,

Tetrahedron, 2010, 66, 2301.

19. Making Full Use of the Oxidizing Equivalents in Bromate in the Selective

Oxidation of Thiols, Sulfides, and Benzylic/Secondary Alcohols into Disulfides,

Sulfoxides, and Aldehydes/Ketones – G. Joshi, S. Bhadra, S. Ghosh, M.K.

Agrawal, B. Ganguly, S. Adimurthy, P.K. Ghosh, and B.C. Ranu, Ind. Eng.

Chem. Res. 2010, 49, 1236.

20. Ionic Liquid-Promoted Dehydration of Aldoximes: A Convenient Access to

Aromatic, Heteroaromatic and Aliphatic Nitriles – D. Saha, A. Saha, B.C. Ranu,

Tetrahedron Lett. 2009, 50, 6088.

21. Metal Nanoparticles as Efficient Catalysts for Organic Reactions – B.C. Ranu, K.

Chattopadhyay, L. Adak, A. Saha, S. Bhadra, R. Dey and D. Saha, Pure Appl.

Chem. 2009, 81, 2337.

22. Recyclable Heterogeneous Supported Copper-Catalyzed Coupling of Thiols

with Aryl Halides:Base Controlled Differential Arylthiolation of

Bromoiodobenzenes – S. Bhadra and B.C. Ranu, Adv. Synth. Catal. 2009,

2369 (Synfacts 2010, 1, 116).

23. Water-promoted Regioselective Hydrothiolation of Alkynes – S. Bhadra and

B.C. Ranu, Can. J. Chem. 2009, 87, 1605.

24. Water-promoted highly regio- and stereoselective synthesis of α-dehydro-β-

amino esters and nitriles from Baylis-Hillman acetates – S. Ghosh, R. Dey, K.

Chattopadhyay and B.C. Ranu, Tetrahedron Lett, 2009, 50, 4892.

25. Palladium Nanoparticles Catalyzed C-N Bond Formation. A Highly Regio-

and Stereoselective Allylic Amination by Allyl Acetates – L. Adak, K.

Chattopadhyay and B.C. Ranu, J. Org. Chem. 2009, 74, 3982 (Synfacts 2009,

8, 937).

26. Facile One-pot Synthesis of α-Bromoketones from Olefins using

Bromide/Bromate Couple as a Nonhazardous Brominating Agent –R.D. Patil,

G. Joshi, S. Adimurthy and B.C. Ranu, Tetrahedron Lett. 2009, 50, 2529.

27. Remarkable Influence of Substituent in Ionic Liquid in Control of Reaction:

Simple, Efficient and Hazardous Organic Solvent Free Procedure for the

Synthesis of 2-Aryl Benzimidazoles Promoted by Ionic liquid, [pmim]BF4 –

D. Saha, A. Saha and B.C. Ranu, Green Chem. 2009, 11, 733.

28. Copper Nano-Catalyst: Sustainable Phenyl-Selenylation of Aryl Iodides and

Vinyl Bromides in Water under Ligand Free Condition – A. Saha, D. Saha and

B.C. Ranu, Org. Biomol. Chem. 2009, 7,1652.

29. Green Procedures for the Synthesis of Useful Molecules Avoiding Hazardous

Solvents and Toxic Catalysts - B.C. Ranu and K. Chattopadhyay , a Chapter

in Eco-friendly Processes and Procedures for the Synthesis of Fine Chemicals,

Ed. R. Ballini, Royal Society of Chemistry, London, 2009, 186-215.

30. An Indium-TMSCl Promoted Reaction of Diphenyl Diselenide and Diorganyl

Disulfides with Aldehydes: Novel Routes to Selenoacetals, Thioacetals and Alkyl

Phenyl Selenides – B.C. Ranu, A. Saha and T. Mandal, Tetrahedron 2009, 65,

2072.

31. Shape-Dependent Catalytic Activity of Copper Oxide Supported Pd(0)

Nanoparticles for Suzuki and Cyanation Reaction- K. Chattopadhyay, R. Dey and

B.C. Ranu, Tetrahedron Lett. 2009, 50, 3164 (Invited paper for a special issue on

the occasion of 50th

anniversary of Tetrahedron Letters) (Synfacts 2009, 8, 933).

32. Aerobic Ligand-Free Suzuki Coupling Catalyzed by in situ Generated Palladium

Nanoparticles in Water – D. Saha, K. Chattopadhyay and B.C. Ranu, Tetrahedron

Lett. 2009, 50, 1003.

33. Palladium(0) Nanoparticles-Catalyzed Cross-Coupling of Allyl Acetates and

Aryl- and Vinyl Siloxanes – R. Dey, K. Chattopadhyay and B.C. Ranu, J. Org.

Chem. 2008, 73, 9461.

34. Ionic Liquid Promoted Regio- and Stereoselective Addition of Thiols to Alkynes

under Organic Solvent Free Condition – A Green Reaction – B. C. Ranu, K.

Chattopadyay, Sudip Ghosh and Ranjan Jana, J. Ind. Chem. Soc 2008, 85, 1199

(invited article for a special issue).

35. Oxidative ortho-C-N Fusion of Aniline by OsO4. Isolation, Characterization of

Oxo-Amido Osmium(VI) Complexes and Their Catalytic Activities for Oxidative

C-C Bond Cleavage of Unsaturated Hydrocarbons – S. Samanta, L. Adak, R.

Jana, G. Mostafa, H.M. Tuononen, B.C. Ranu, S. Goswami, Inorg. Chem. 2008,

47, 11062.

36. One-Pot Copper Nanoparticles-Catalyzed Green Synthesis of S-Aryl- and S-Vinyl

Dithiocarbamates in Water: High Diastereoselectivity Achieved for Vinyl

Dithiocarbamates – S. Bhadra, A. Saha and B.C. Ranu, Green Chem. 2008, 10,

1224.

37. Highly Chemoselective Reduction of Aromatic Nitro Compounds by Copper

Nanoparticles/Ammonium Formate – A. Saha, B.C. Ranu, J. Org. Chem.

2008, 73, 6867.

38. Ionic Liquid Promoted Interrupted Feist-Benary Reaction with High

Diastereoselectivity – B.C. Ranu, L. Adak and S. Banerjee, Tetrahedron Lett.

2008, 49, 4613.

39. A Task Specific Basic Ionic Liquid, [bmIm]OH-promoted Efficient, Green

and One-pot Synthesis of Tetrahydrobenzo[b]pyran Derivatives – B.C. Ranu,

S. Banerjee and S. Roy, Indian J. Chem (Special Issue), 2008, 47B, 1108.

40. Hydroxyapatite Supported Palladium (PdHAP) Catalyzed Efficient Synthesis

of (E)-2-Alken-4yn Carboxylic Esters. Intense Fluorescence Emission of

Selected Compounds – B.C. Ranu, L. Adak and K. Chattopadhyay, J. Org.

Chem. 2008, 73, 5609.

41. A One-pot Efficient and Fast Hiyama Coupling using Palladium

Nanoparticles in Water under Fluoride-free Conditions – B. C. Ranu, R. Dey

and K. Chattopadhyay, Tetrahedron Lett. 2008, 49, 3430 (Synfacts 2008, 7,

776).

42. Indium(III) Chloride-Catalyzed Oxidative Cleavage of Carbon-Carbon

Multiple Bonds by tert-Butyl Hydroperoxide in Water - A Safer Alternative

to Ozonolysis – B.C. Ranu, S. Bhadra, and L. Adak, Tetrahedron Lett. 2008,

49, 2588.

43. Green Chemistry for Clean Environment and Healthy Life – B. C. Ranu (H. K.

Sen Memorial Lecture, 2007), J. Inst. Chem. 2008, 80, 65.

44. Potential of Metal Nanoparticles in Organic Reactions – B. C. Ranu, K.

Chattopadhyay, A. Saha, L. Adak, R. Jana, S. Bhadra, R. Dey, and D. Saha,

Journal of Physics: Conference Series, 2008, 106, 012003.

45. An Alternative Method for the Regio- and Stereoselective Bromination of

Alkenes, Alkynes, Toluene Derivatives and Ketones Using a Bromide.Bromate

Couple – S. Adimurthy, S. Ghosh, P. U. Patoliya, G. Ramachandraiah, M.

Agarwal, M. R. Gandhi, S. C. Upadhyay, P. Ghosh, B. C. Ranu, Green Chemistry,

2008, 10, 232.

46. Catalysis by Ionic Liquid. Significant Rate Acceleration Using [pmIm]Br in the

Three-Component Synthesis of Dithiocarbamates – B. C. Ranu, A. Saha and S.

Banerjee, Eur. J. Org. Chem. 2008, 519.

47. Solvent Controlled Highly Selective Bis- and Mono-allylation of Active

Methylene Compounds by Allyl Acetate Using Palladium(0) Nanoparticle – B. C.

Ranu, K. Chattopadhyay and L. Adak, Org. Lett. 2007, 9, 4595.

48. Microwave Assisted Simple and Efficient Ligand Free Copper Nanoparticle

Catalyzed Aryl-Sulfur Bond Formation – B. C. Ranu, A. Saha and R. Jana, Adv.

Synth. Catal. 2007, 349, 2690.

49. Regioselective Cross-coupling of Allylindium Reagents with Activated Benzylic

Bromides – A Simple and Efficient Procedure for the Synthesis of Terminal

Alkynes – B.C. Ranu, S. Banerjee and L. Adak, Tetrahedron Lett. 2007, 48, 7374.

50. A New Route to the Synthesis of (E)- and (Z)-2-Alkene-4-yne-oates and Nitriles

from vicinal-Diiodo-(E)-Alkenes Catalyzed by Pd(0) Nanoparticles in Water –

B.C. Ranu and K. Chattopadhyay, Org. Lett. 2007, 9, 2409.

51. Efficient Regio- and Stereo-selective Cleavage of Aziridines and Epoxides using

an Ionic Liquid as Reagent and Reaction Medium – B.C. Ranu, L. Adak and S.

Banerjee, Can. J. Chem. 2007, 85, 366.

52. Chemo-, Regio-, and Stereoselective Addition of Triorganoindium Reagents to

Acetates of Baylis-Hillman Adducts: A New Stategy for the Synthesis of (E)- and

(Z)-Trisubstituted Alkenes – B. C. Ranu, K. Chattopadhyay, and R. Jana,

Tetrahedron Lett. 2007, 48, 3847.

53. Halogenation of Carbonyl Compounds by Ionic Liquid, [AcMIm]X and Ceric

Ammonium Nitrate (CAN) – B. C. Ranu, L. Adak, and S. Banerjee, Aust. J.

Chem. 2007, 60, 358.

54. Ionic Liquid Promoted Regio- and Stereo-Selective Thiolysis of Epoxides – A

Simple and Green Approach to β-Hydroxy and β-Keto Sulfides – B. C. Ranu, T.

Mandal, and S. Banerjee, Aust. J. Chem. 2007, 60, 278.

55. An Improved Procedure for the Three-Component Synthesis of Highly

Substituted Pyridines Using Ionic Liquid – B. C. Ranu, R. Jana, and S. Sowmiah,

J. Org. Chem. 2007, 72, 3152.

56. An Efficient Synthesis of β-Alkyl/arylsulfanyl Carbonyl Compounds by In-

TMSCl Promoted Cleavage of Dialkyl/Diaryl Disulfides and Subsequent Michael

Addition – B. C. Ranu and T. Mandal, Synth. Commun., 2007, 37, 1517.

57. Ionic Liquid Promoted Stereoselective Synthesis of (Z)-Vinyl Bromides by

[bmIm]OH under Organic Solvent Free Conditions - A Green Approach – B. C.

Ranu, S. Banerjee and J. Gupta, Synth. Commun. 2007, 37, 2869.

58. A Simple, Efficient and Green Procedure for 1,4-Addition of Thiols to

Conjugated Alkenes and Alkynes Catalyzed by Sodium Acetate in Aqueous

Medium – B. C. Ranu and T. Mandal, Aust. J. Chem. 2007, 60, 223.

59. Water Promoted Highly Selective anti-Markovnikov Addition of Thiol to

Unactivated Alkene – B.C. Ranu and T. Mandal, Synlett, 2007, 925.

60. Significant Rate Acceleration of the Aza-Michael Reaction in Water – B.C. Ranu

and S. Banerjee, Tetrahedron Lett. 2007, 48, 141.

61. Ionic Liquid as Catalyst and solvent: the Remarkable Effect of a Basic Ionic

Liquid, [bmIm]OH on Michael Addition and Alkylation of Active Methylene

Compounds – B. C. Ranu, S. Banerjee and R. Jana, Tetrahedron, 2007, 63, 776.

62. Ionic Liquid Promoted Selective Debromination of α-Bromo Ketones under

Microwave Irradiation – B. C. Ranu, K. Chattopadhyay and R. Jana, Tetrahedron,

2007, 63, 155.

63. Indium(I) Iodide– B.C. Ranu, Electronic Encyclopedia for Reagent in Organic

Synthesis, L.A. Paquette, Editor-in-chief, Willey, 2006, ARTICLE- RN00092.

64. Homocoupling of Terminal Alkynes to 1,4- Disubstituted 1,3-Dynes Promoted by

Copper(I) Iodide and a Task Specific Ionic Liquid, [bmIm]OH – B. C. Ranu and

S. Banerjee, Letters in Organic Chemistry, 2006, 3, 607.

65. Eco-friendly and Versatile Brominating Reagent Prepared from Liquid Bromine

Precursor - S. Adimurthy, G. Ramachandraiah, A. V. Bedekar, S. Ghosh, B. C.

Ranu and P. K. Ghosh, Green Chemistry, 2006, 8, 916.

66. Indium(I) Iodide Promoted Cleavage of Dialkyl/Diaryl Disulfides and Subsequent

anti-Markovnikov Addition to Styrenes: A New Route to Linear Thioethers –

B.C. Ranu and T. Mandal, Tetrahedron Lett. 2006, 47, 6911.

67. An Indium-TMSCI Promoted Reaction of Diphenyl Diselenides and Aldehydes :

A Novel Route to Selenoacetals and Alkyl Phenyl Selenides – B.C. Ranu and T.

Mandal, Tetrahedron Lett. 2006, 47, 5677.

68. Ionic Liquid as Catalyst and Reaction Medium : A Simple, Efficient and Green

Procedure for Knoevenagel Condensation of Aliphatic and Aromatic Carbonyl

Compounds using Basic Ionic Liquid, [bmIm]OH – B.C. Ranu and R. Jana, Eur.

J. Org. Chem. 2006, 3767.

69. Indium Triflate Catalyzed Rearrangement of Aryl-substituted Cyclopropyl

Carbinols to 1,4-Disubstituted 1,3-Butadienes – B.C. Ranu and S. Banerjee, Eur.

J. Org. Chem. 2006, 3012.

70. Indium(I) Iodide Promoted Cleavage of Dialkyl Disulfides : Application in

Michael Addition of Thiolate Anions to Conjugated Carbonyl Compounds and

Regioselective Ring Opening of Epoxides – B.C. Ranu and T. Mandal, Can. J.

Chem. 2006, 84, 762.

71. Zinc Tetrafluoroborate Catalysed Simple and Efficient Synthesis of Highly

Substituted Pyrroles by a Solvent-free Reaction – B.C. Ranu, S. Ghosh and A.

Das, Mendeleev Com, 2006, 220.

72. Indium(I) Iodide as a Radical Initiator: Intramolecular Cyclization of

Functionalized Bromo-Alkynes to Substituted Tetrahydrofurans – B.C. Ranu and

T. Mandal, Tetrahedron Lett, 2006, 47, 2859.

73. Catalysis by Ionic Liquids : Cyclopropyl Carbinyl Rearrangements Catalyzed by

[pmIm]Br under organic solvent free conditions – B.C. Ranu, S. Banerjee and A.

Das, Tetrahedron Lett. 2006, 47, 881.

74. Indium(I) Iodide Promoted Cleavage of Diphenyl Diselenide and Disulfide and

Subsequent Palladium(0)-Catalyzed Condensation with Vinyl Bromides. A simple

One-Pot Synthesis of Vinylic Selenides and Sulfides – B.C. Ranu, K.

Chattopadhyay and S. Banerjee, J. Org. Chem. 2006, 71, 423.

75. Catalysis by Ionic Liquid. A Green Protocol for the Stereoselective

Debromination of vicinal-Dibromides by [pmIm]BF4 under Microwave

Irradiation – B.C. Ranu and R. Jana, J. Org. Chem. 2005, 70, 8621.

76. Use of Ionic Liquid as Green Catalyst, Reagent as well as Reaction Medium in

Chemical Transformations – B.C. Ranu, Journal of Fudan University (Natural

Science), 2005, 44, 785.

77. Ionic Liquid as a Catalyst and Reaction Medium : A Simple, Convenient and

Green Procedure for the Synthesis of Thioethers, Thioesters and Dithianes using

an Inexpensive Ionic Liquid, [pmIm]Br – B.C. Ranu and R. Jana, Adv. Synth.

Catal. 2005, 347, 1811.

78. Ionic liquid as a Catalyst and Reaction Medium. The Dramatic Influence of a

Task Specific Ionic Liquid [bmIm]OH in Michael Addition of Active Methylene

Compounds to Conjugated Ketones, Carboxylic Esters and Nitriles – B.C. Ranu

and S. Banerjee, Org. Lett. 2005, 7, 3049.

79. Ionic Liquid as Reagent. A Green Procedure for the Regioselective Conversion of

Epoxide to vicinal-Halohydrins using [AcMIm]X under Catalyst and Solvent-Free

Conditions – B.C. Ranu and S. Banerjee, J. Org. Chem. 2005, 70, 4517.

80. A Convenient Synthesis of β-Phenylselenocarbonyl Compounds by In-TMSCI

Promoted Cleavage of Diphenyl Diselenide and Subsequent Michael Addition –

B.C. Ranu and A. Das, Adv. Synth. Catal. 2005, 347, 712.

81. Direct Halogenation of Alcohols and Their Derivatives Using Ter-Butyl Halides

in Ionic Liquid, [pmIm]Br Under Sonication – A Novel, Efficient and Green

Methodology – B.C. Ranu and R. Jana, Eur. J. Org. Chem. 2005, 755.

82. Indium(III) Chloride – Catalyzed Michael Addition of Thiols to Chalcones : A

Remarkable Solvent Effect -–B.C. Ranu, S.S. Dey and S. Samanta, ARKIVOC

(Commemorative issue in honor of the 70th

anniversary of Dr. A.V. Rama Rao),

2005(iii), 44.

83. Selective Reductive Cleavage of 2,3-Epoxybromides by the InCl3-NaBH4

Reagent System – B.C. Ranu, S. Banerjee and A. Das, Tetrahedron Lett. 2004,

45, 8579.

84. Indium(I) Iodide Promoted Highly Selective 1,2-Addition of Allyl and Benzyl

Groups to α,β-Unsaturated Nitriles under Sonication : A New Synthesis of

Conjugated Imines – B.C. Ranu and A. Das, Tetrahedron Lett. 2004, 45, 6875.

85. Indium(I) Iodide Promoted Cleavage of Diaryl Diselenides and Disulfides and

Subsequent Condensation with Alkyl or Acyl Halides. One-Pot Efficient

Synthesis of Diorganyl Selenides, Sulfides, Selenoesters and Thioesters – B.C.

Ranu and T. Mandal, J. Org. Chem. 2004, 69, 5793.

86. Indium(I) Iodide Promoted Cleavage of Dialkyl Disulfides and Subsequent

Addition of Thiolate Anions to Conjugated Carbonyl Compounds – B.C. Ranu

and T. Mandal, Synlett, 2004, 1239.

87. Molten Salt as a Green Reaction Medium: Efficient and Chemoselective

Dithioacetalization and Oxathioacetalization of Aldehydes Mediated by Molten

Tetrabutylammonium Bromide – B.C. Ranu and A. Das, Aust. J. Chem. 2004, 57,

605.

88. Catalysis by Ionic Liquid : A Simple, Green and Efficient Procedure for the

Michael Addition of Thiols and Thiophosphate to Conjugated Alkenes in Ionic

Liquid, [pmIm]Br – B.C. Ranu and S.S. Dey, Tetrahedron, 2004, 60, 4183.

89. A Simple, Efficient and General Procedure for Acetalization of Carbonyl

Compounds and Deprotection of Acetals under the Catalysis of Indium(III)

Chloride – B.C. Ranu, R. Jana and S. Samanta, Adv. Synth. Catal. 2004, 346, 446.

90. An Efficient and Green Synthesis of 2-Arylbenzothiazoles in an Ionic Liquid,

[pmIm]Br under Microwave Irradiation – B.C. Ranu, R. Jana and S.S. Dey,

Chem. Lett. 2004, 33, 274.

91. A Simple, General and Improved Procedure for Phosphorylation of Alcohols

Catalyzed by Indium(III) Chloride – B.C. Ranu and A. Das, J. Indian Chem. Soc.

2003, 80, 1063.

92. A Simple and Green Procedure for the Synthesis of Symmetrical N,N-

Disubstituted Thioureas on the Surface of Alumina under Microwave Irradiation –

B.C. Ranu, S.S. Dey and S. Bag, ARKIVOC, 2003(IX), 14.

93. Zinc Tetrafluoroborate – B.C. Ranu, Electronic Encyclopedia for Reagent in

Organic Synthesis, L.A. Paquette, Editor-in-chief, Willey, 2003.

94. Reduction of Activated Conjugated Alkenes by the InCl3-NaBH4 Reagent System

– B.C. Ranu and S. Samanta, Tetrahedron, 2003, 59, 7901.

95. Remarkably Selective Reduction of the α,β-Carbon-Carbon Double Bond in

Highly Activated α,β,γ,δ-Unsaturated Alkenes by the InCl3-NaBH4 Reagent

System – B.C. Ranu and S. Samanta, J. Org. Chem. 2003, 68, 7130.

96. Indium(I) Iodide Mediated Cleavage of Diphenyl Diselenide. An Efficient One-

Pot Procedure for the Synthesis of Unsymmetrical Diorganyl Selenides – B.C.

Ranu, T. Mandal and S. Samanta, Org. Lett. 2003, 5, 1439.

97. Dichloroinium Hydride (Cl2InH) : A Convenient Reagent for Stereoselective

Reduction of vic-Dibromides to (E)-Alkenes – B.C. Ranu, A. Das and A. Hajra,

Synthesis, 2003, 1012.

98. Zinc Tetrafluoborate Catalyzed Efficient Conversion of Aldehydes to Geminal

Diacetates and Cyanoacetates – B.C. Ranu, J. Dutta and A. Das, Chem. Lett.

2003, 32, 366.

99. Catalysis by an Ionic Liquid : Efficient Conjugate Addition of Thiols to Electron

Deficient Alkenes Catalyzed by Molten Tetrabutylammonium Bromide under

Solvent-free Conditions – B.C. Ranu, S.S. Dey and A. Hajra, Tetrahedron, 2003,

59, 2417.

100. An Efficient Synthesis of Pyrroles by a One-pot, Three-component Condensation

of a Carbonyl Compound, an Amine and a Nitroalkene in a Molten Ammonium

Salt – B.C. Ranu and S.S. Dey, Tetrahedron Lett, 2003, 44, 2865.

101. Highly Efficient Acylation of Alcohols, Amines and Thiols under Solvent-free

and Catalyst-free Condition – B.C. Ranu, S.S. Dey and A. Hajra, Green

Chemistry, 2003, 5, 44.

102. Efficient Microwave-assisted Synthesis of Quinolines and Dihydroquinolines

under Solvent-free Conditions – B.C. Ranu, A. Hajra, S.S. Dey and U. Jana,

Tetrahedron, 2003, 59, 813.

103. A Simple and Convenient Procedure for the Conversion of Esters to Secondary

Amides – B.C. Ranu and P. Dutta, Synth. Commun, 2003, 33, 297.

104. A Simple and Green Procedure for the Synthesis of α-Amino Phosphonate by a

One-pot Three-component Condensation of Carbonyl Compound, Amine and

Diethyl Phosphite without Solvent and Catalyst – B.C. Ranu and A. Hajra, Green

Chemistry, 2002, 4, 551.

105. Use of Indium Hydride (Cl2InH) for Chemoselective Reduction of the Carbon-

Carbon Double Bond in Conjugated Alkenes – B.C. Ranu and S. Samanta,

Tetrahedron Lett, 2002, 43, 7405.

106. A Practical and Green Approach towards Synthesis of Dihydropyrimidinones

without any Solvent and Catalyst – B.C. Ranu, A. Hajra and S.S. Dey, Org. Proc.

Res. Dev., 2002, 6, 817.

107. Solvent-free, Catalyst-free Michael-type Addition of Amines to Electron

Deficient Alkenes – B.C. Ranu, S.S. Dey and A. Hajra, ARKOVOC , 2002 (vii),

76.

108. Reduction of Trihalomethyl Carbinols and Their Acetates, Mesylates and

Tosylates by Indium Metal – B.C. Ranu, S. Samanta and A. Das, Tetrahedron

Lett, 2002, 43, 5993.

109. Catalysis by Ionic Liquids : Solvent-free Efficient Transthioacetalization of

Acetals by Molten Tetrabutylammonium Bromide – B.C. Ranu, A. Das and S.

Samanta, J. Chem. Soc. Perkin Trans. 1, 2002, 1520.

110. Unusual Cleavage of Ethers by Thiophenol on the Surface of Silica Gel

Impregnated with Indium(III) Chloride under Microwave Irradiation : Efficient

Procedure for the Synthesis of Thioethers through Transthioetherification – B.C.

Ranu, S. Samanta and A. Hajra, Synlett, 2002, 987.

111. Book Review – Emerging Eco-friendly Alternatives for the Fine Chemicals

Industry by S. Rajappa – B.C. Ranu, Current Science, 2002, 82, 352.

112. Highly Efficient Transthioacetalization of O,O-acetals Catalyzed by Indium(III)

Chloride – B.C. Ranu, A. Das and S. Samanta, Synlett, 2002, 727.

113. Indium Trichloride Catalyzed One-step Synthesis of α-Aminonitriles by a Three-

component Condensation of Carbonyl Compounds, Amines and Potassium

Cyanide – B.C. Ranu, S.S. Dey and A. Hajra, Tetrahedron, 2002, 58, 2529.

114. Zinc Tetrafluoroborate Catalyzed Mannich-type Reaction of Aldimines and Silyl

Enol Ethers in Aqueous Medium – B.C. Ranu, S. Samanta and S.K. Guchhait,

Tetrahedron, 2002, 58, 983.

115. Pinacol Coupling of Aldehydes and Ketones Using Lithium Metal – B.C. Ranu, J.

Dutta and U. Jana, J. Indian Inst. Sci., 2001, 81, 139.

116. Highly Selective One-Pot Conversion of THP and MOM Ethers to Acetates by

Indium Triiodide Catalysed Deprotection and Subsequent Transesterification by

Ethyl Acetate – B.C. Ranu and A. Hajra, J. Chem. Soc. Perkin Trans. 1, 2001,

2262.

117. Indium Mediated Allylation of β-Keto Phosphonates – B.C. Ranu, S. Samanta and

A. Hajra, J. Org. Chem. 2001, 66, 7519.

118. Indium Metal as a Reducing Agent. Selective Reduction of Carbon-Carbon

Double Bond in Highly Activated Conjugated Alkenes – B.C. Ranu, J. Dutta and

S.K. Guchhait, Org. Lett., 2001, 3, 2603.

119. Selective Reduction of Terminal Alkynes to Alkenes by Indium Metal – B.C.

Ranu, J. Dutta and S.K. Guchhait, J. Org. Chem., 2001, 66, 5624.

120. Synthesis of Alkyl-Substituted Pyrroles by Three-Component Coupling of

Carbonyl Compound, Amine and Nitro-alkane/alkene on a Solid Surface of Silica

Gel/Alumina under Microwave Irradiation – B.C. Ranu and A. Hajra,

Tetrahedron, 2001, 57, 4767.

121. Stereoselective Reduction of Aryl-Substituted gem-Dibromides to Vinyl

Bromides by Indium Metal – B.C. Ranu, S. Samanta and S.K. Guchhait, J. Org.

Chem., 2001, 66, 4102.

122. Indium Triiodide Catalysed One-Step Conversion of Tetrahydropyranyl ethers to

Acetates with High Selectivity – B.C. Ranu and A. Hajra, J. Chem. Soc. Perkin

Trans. 1, 2001, 355.

123. Indium(III) Chloride-Catalyzed One-pot Synthesis of Dihydropyrimidinones by a

Three-Component Coupling of 1,3-Dicarbonyl Compounds, Aldehydes and Urea :

An Improved Procedure for the Biginelli Reaction – B.C. Ranu, A. Hajra and U.

Jana, J. Org. Chem., 2000, 65, 6270.

124. Indium Metal and Its Halides in Organic Synthesis – B.C. Ranu, Eur. J. Org.

Chem., 2000, 2347 (invited microreview).

125. Highly Selective Acylation of Alcohols and Amines by an Indium Triiodide-

catalysed Transesterification Process – B.C. Ranu, P. Dutta and A. Sarkar, J.

Chem. Soc. Perkin Trans. 1, 2000, 2223.

126. An Efficient and General Method for Ester Hydrolysis on the Surface of Silica

Gel Catalyzed by Indium Triiodide under Microwave Irradiation – B.C. Ranu, P.

Dutta and A. Sarkar, Synth. Commun., 2000, 30, 4167.

127. Construction of Bicyclo[2.2.2]octanone Systems by Microwave-Assisted Solid

Phase Michael Addition and Alumina-Mediated Intramolecular Aldolisation – An

Eco-Friendly Approach – B.C. Ranu, S.K. Guchhait, K. Ghosh and A. Patra,

Green Chemistry, 2000, 5.

128. Microwave-Assisted Synthesis of Substituted Pyrroles by a Three-Component

Coupling of α,β-Unsaturated Carbonyl Compounds, Amines and Nitroalkanes on

the Surface of Silica Gel – B.C. Ranu, A. Hajra and U. Jana, Synlett, 2000, 75.

129. Microwave-Assisted Simple Synthesis of Quinolines from Anilines and Alkyl

Vinyl Ketones on the Surface of Silica Gel in Presence of Indium(III) Chloride –

B.C. Ranu, A. Hajra and U. Jana, Tetrahedron Lett., 2000, 41, 531.

130. A Convenient and Efficient Procedure for Selective Deprotection of Acetates by

Titanium(IV) Isopropoxide – B.C. Ranu, S.K. Guchhait and M. Saha, J. Ind.

Chem. Soc., 1999, 76, 546 (invited paper for a special issue).

131. General Procedure for the Synthesis of α-Amino Phosphonates from Aldehydes

and Ketones Using Indium(III) Chloride as a Catalyst – B.C. Ranu, A. Hajra and

U. Jana, Org. Lett., 1999, 1, 1141.

132. A New Redundant Rearrangement of Aromatic ring Fused Cyclic α-

Hydroxydithiane Derivatives. Synthesis of Aromatic Ring Fused Cyclic 1,2-

Diketones with one Carbon Ring Expansion – B.C. Ranu and U. Jana, J. Org.

Chem., 1999, 64, 6380.

133. Indium as a Reducing Agent. Chemoselective Reduction of α-Halocarbonyl

Compounds and Benzyl Halides by Indium Metal in Water Under Sonication –

B.C. Ranu, P. Dutta and A. Sarkar, J. Chem. Soc. Perkin Trans. 1, 1999, 1139.

134. A Simple and Efficient Method for Selective Deprotection of t-Butyldimethylsilyl

Ethers by Zinc Tetrafluoroborate in Water – B.C. Ranu, U. Jana and A. Majee,

Tetrahedron Lett., 1999, 40, 1985.

135. Selective Monoacylation of Ferrocene. An Eco-friendly Procedure on the Solid

Phase of Alumina – B.C. Ranu, U. Jana and A. Majee, Green Chemistry, 1999,

33.

136. Catalytic Hydrogen Transfer Reductions Using Ammonium Formate. A Review –

B.C. Ranu, A. Sarkar, S.K. Guchhait and K. Ghosh, J. Ind. Chem. Soc., 1998, 690

(invited paper for a special issue).

137. Zinc Mediated Allylation of Aldehydes and Ketones Using Allyl Bromides and

Commercial Zinc Dust. The Issue of Regio- and Stereoselectivity – A. Majee,

A.R. Das and B.C. Ranu, Indian J. Chem., 1998, 37B, 731.

138. Indium Promoted Reductive Homocoupling of Alkyl and Aryl Halides – B.C.

Ranu, P. Dutta and A. Sarkar, Tetrahedron Lett., 1998, 39, 9557.

139. Stereoselective Debromination of Aryl-substituted vic-Dibromide with Indium

Metal – B.C. Ranu, S.K. Guchhait and A. Sarkar, J. Chem. Soc. Chem. Commun.,

1998, 2113.

140. Indium(III) Chloride-Promoted Rearrangement of Epoxides : A Selective

Synthesis of Substituted Benzylic Aldehydes and Ketones – B.C. Ranu and U.

Jana, J. Org. Chem., 1998, 63, 8212.

141. A Simple and Efficient Procedure for Transesterification Catalyzed by Indium

Triiodide – B.C. Ranu, P. Dutta and A. Sarkar, J. Org. Chem., 1998, 63, 6027.

142. Chemoselective Hydrogenation of α,β-Unsaturated Sulfones and Phosphonates

via Palladium-Assisted Hydrogen Transfer by Ammonium Formate – B.C. Ranu,

S.K. Guchhait and K. Ghosh, J. Org. Chem., 1998, 63, 5250.

143. Cycloadditions with Clays and Alumina without Solvents – M. Avalos, R.

Babiano, J.L. Bravo, P. Cintas, J.L. Jimenez, J.C. Palacios and B.C. Ranu,

Tetrahedron Lett., 1998, 39, 2013.

144. One-Pot Reductive Amination of Conjugated Aldehydes and Ketones with Silica

Gel and Zinc Borohydride – J. Org. Chem., 1998, 63, 370.

145. Regioselective Reduction of Quinolines and Related Systems to 1,2,3,4-

Tetrahydroderivatives with Zinc Borohydride – B.C. Ranu, U. Jana and A. Sarkar,

Synth. Commun., 1998, 28, 485.

146. Indium-Mediated Regioselective Markovnikov Allylation of Unactivated

Terminal Alkynes – B.C. Ranu and A. Majee, J. Chem. Soc. Chem. Commun.,

1997, 1225.

147. Surface-Mediated Solid Phase Reaction part 9. Efficient Aldol Reaction of Ketene

Silyl Acetals with Aldehydes on the Surface of Alumina – B.C. Ranu, M. Saha

and S. Bhar, Synth. Commun., 1997, 27, 3065.

148. Reduction of Imines with Zinc Borohydride Supported on Silica Gel. Highly

Stereoselective Synthesis of Substituted Cyclohexylamines – B.C. Ranu, A.

Sarkar and A. Majee, J. Org. Chem., 1997, 62, 1841.

149. Microwave Assisted Michael Addition of Cycloalkenones and Substituted Enones

on the Surface of Alumina – B.C. Ranu, M. Saha and S. Bhar, Synth. Commun.,

1997, 27, 621.

150. Simple and Improved Procedure for Regioselective Acylation of Aromatic Ethers

with Carboxylic Acids on the Solid Surface of Alumina in the Presence of

Trifluoroacetic Anhydride – B.C. Ranu, K. Ghosh and U. Jana, J. Org. Chem.,

1996, 61, 9546.

151. Rearrangement of Dithianylcyclobutachromanol Derivatives to 1,2,2a,8,9,9a-

Hexahydrocyclobuta[b][1]benzoxepin-8,9-dione – B.C. Ranu, S. Bhar, A. Patra,

N.P. Nayak and M. Mukherjee, J. Chem. Soc. Chem. Commun., 1996, 1965.

152. Dealkylation of Ethers. A Review – B.C. Ranu and S. Bhar, Org. Prep. Proced.

Int., 1996, 28, 371 (invited paper).

153. A Convenient Synthesis of β,γ-Unsaturated Ketones through\ Zinc-Mediated

Allylation of Acid Chlorides – B.C. Ranu, A. Majee and A.R. Das, Tetrahedron

Lett., 1996, 37, 1109.

154. Use of l-Methyl Ester as Chiral Auxiliary in the Synthesis of Useful Chiral

Synthons – B.C. Ranu, A. Sarkar, M. Saha and S. Bhar, Pure and Applied

Chemistry, 1996, 68, 775.

155. Facile and Efficient Synthesis of Homoallylic Alcohols Using Allyl Bromide and

Commercial Zinc Dust – B.C. Ranu, A. Majee and A.R. Das, Tetrahedron Lett.,

1995, 36, 4885.

156. Reactions of Naturally Occurring Triterpene. Part 1 – B. Dinda, A.K. Hajra, S.K.

Das, G. Chel, R. Chakraborty and B.C. Ranu, Indian J. Chem., 1995, 34B, 624.

157. Zinc-promoted Selective Cleavage of Ethers in Presence of Acyl Chloride – S.

Bhar and B.C. Ranu, J. Org. Chem., 1995, 60, 745.

158. Regio- and Stereoselective Hydrogenation of Conjugated Carbonyl Compounds

via Palladium Assisted Hydrogen Transfer by Ammonium Formate – B.C. Ranu

and A. Sarkar, Tetrahedron Lett., 1994, 35, 8649.

159. A Simple, Efficient and Selective Method for Tetrahydropyranylation of Alcohls

on a Solid Phase of Alumina Impregnated with Zinc Chloride – B.C. Ranu and M.

Saha, J. Org. Chem., 1994, 59, 8269.

160. Surface-Mediated Solid Phase Reaction. Part 7. A Simple and Convenient

Procedure for Methoxymethylation of Alcohols with Methoxymethyl Chloride on

the Surface of Alumina – B.C. Ranu, A. Majee and A.R. Das, Synth. Commun.,

1994, 24, 363.

161. Reduction of Azides with Zinc Borohydride – B.C. Ranu, A. Sarkar and R.

Chakraborty, J. Org. Chem., 1994, 59, 4114.

162. Surface-Mediated Reaction – A Powerful Technique in Organic Synthesis. Use of

Alumina and Silica Gel as Active Surface for Useful Synthetic Transformations –

B.C. Ranu, S. Bhar, R. Chakraborty, A.R. Das, M. Saha, A. Sarkar, R.

Chakraborti and D.C. Sarkar, J. Indian Inst. Sci., 1994, 74, 15 (invited paper).

163. Surface-Mediated Solid Phase Reaction. Part 6.1 Mukaiyama-Michael Addition of

Silyl Enol Ethers to Alkyl Vinyl Ketones on the Surface of Alumina. A Simple

and Convenient Method for the Synthesis of 1,5-Diketones – B.C. Ranu, M. Saha

and S. Bhar, J. Chem. Soc. Perkin Trans. 1, 1994, 2197.

164. Silica Gel Supported Zinc Borohydride.1 A Novel Reagent for Hydration of

Unactivated Alkenes and Alkynes – B.C. Ranu, A. Sarkar, M. Saha and R.

Chakraborty, Tetrahedron, 1994, 50, 6579.

165. Two-Carbon Ring Expansion through Free Cyclobutylcarbinyl Radical

Fragmentation – B.C. Ranu and A.R. Das, J. Chem. Soc. Perkin Trans. 1, 1994,

921.

166. An Unusual Regioselective Anti-Markovnikov Hydration of Alkenes witn Zinc

Borohydride on Silica Gel Support – B.C. Ranu, R. Chakraborty and M. Saha,

Tetrahedron Lett., 1993, 34, 5659.

167. Surface-mediated Solid Phase Reaction.1 Aldol Reaction of Silyl Enol Ethers with

Aldehydes on a Solid Surface of Neutral Alumina : Selectivity for Anti Aldols –

B.C. Ranu and R. Chakraborty, Tetrahedron, 1993, 49, 5333.

168. Zinc Borohydride – A Reducing Agent with High Potential – B.C. Ranu, Synlett,

1993, 885 (invited article).

169. Use of Zinc Borohydride for Selective Reductions – B.C. Ranu, The Alembic,

1983, No. 48 (invited article).

170. Surface-Mediated Solid Phase Reaction.1 Mukaiyama-Michael Addition of Silyl

Enol Ethers to Methyl Vinyl Ketone on the Surface of Alumina – B.C. Ranu, M.

Saha and S. Bhar, Tetrahedron Lett., 1993, 34, 1989.

171. Synthesis of β-Keto 1,3-Dithianes from Acetylenic Ketones – B.C. Ranu, S. Bhar

and R. Chakraborti, J. Org. Chem., 1992, 57, 7349.

172. Α-Hydroxycyclobutane Rearrangement Followed by Retroaldol Cleavage : A

Novel and Powerful Technology for the Stereocontrolled Construction of

Carbocylic Systems. An Easy Access to Angularly Functionalised Trans-Fused

Cycloheptanoids – R. Chakraborty, M.K. Basu and B.C. Ranu, Tetrahedron,

1992, 48, 8849.

173. Silica Gel Supported Zinc Borohydride. Part 3.1 Regioselective Reductive

Cleavage of Methylenecycloalkane Oxides to the Less-substituted Alcohols –

B.C. Ranu and A.R. Das, J. Chem. Soc. Perkin Trans. 1, 1992, 1881.

174. Selective Reduction of Carboxylic Acids with Zinc Borohydride in Presence of

Trifluoroacetic Anhydride – B.C. Ranu and A.R. Das, J. Chem. Soc. Perkin

Trans. 1, 1992, 1561.

175. Reduction of Conjugated Nitroalkenes with Zinc Borohydride. A Mild Method

for Converting Monosubstituted Nitroalkenes to Nitroalkanes and Disubstituted

Ones to Oximes – B.C. Ranu and R. Chakraborty, Tetrahedron, 1992, 48, 5317.

176. Highly Selective Reduction of 2-Nitrocycloalkanones to 2-Nitrocycloalkanols

with Zinc Borohydride in DME – B.C. Ranu and A.R. Das, Tetrahedron Lett.,

1992, 33, 2361.

177. Ion Exchange Resin-Mediated Hydrolytic Cleavage of α-Nitroepoxides. Simple

One-Pot Synthesis of α-Hydroxyketones – R. Chakraborty, A.R. Das and B.C.

Ranu, Synth. Commun., 1992, 22, 1523.

178. A Simple and Improved Procedure for Selective Ring Bromination of Alkyl-

Substituted Aromatic Hydrocarbons on the Surface of Alumina – B.C. Ranu, D.C.

Sarkar and R. Chakraborty, Synth. Commun., 1992, 22, 1095.

179. Surface-Mediated Solid Phase Reaction. Dramatic Improvement of Michael

Reaction on the Surface of Alumina – B.C. Ranu and S. Bhar, Tetrahedron, 1992,

48, 1327.

180. Surface Mediated Solid Phase Reaction. Part 2. Highly Selective Mono and Di-C-

alkylation of 1,3-Dicarbonyl Compounds on the Surface of Alumina – B.C. Ranu

and S. Bhar, J. Chem. Soc. Perkin Trans. 1, 1992, 365.

181. Silica Gel Supported Zinc Borohydride. 2. Regioselective 1,2-Reduction of

Conjugated Ketones and Aldehydes to the Corresponding Allylic Alcohols – B.C.

Ranu and A.R. Das, J. Org. Chem., 1991, 56, 4796.

182. A Novel Chiral Auxiliary for Enantioselective Synthesis of Tertiary Alcohol –

B.C. Ranu, R. Chakraborty and D.C. Sarkar, Synth. Commun., 1991, 21, 1619.

183. Stereocontrolled Construction of Angularly Functionalised Trans-Fused

Cycloheptanoids via α-Hydroxycyclobutane Rearrangement Followed by

Retroaldol Cleavage – B.C. Ranu and M.K. Basu, Tetrahedron Lett., 1991, 32,

4177.

184. Highly Selective Reduction of Conjugated Nitroalkenes with Zinc Borohydride in

DME – B.C. Ranu and R. Chakraborty, Tetrahedron Lett., 1991, 32, 3579.

185. Use of Zinc Borohydride for Efficient Reduction of Carboxylic Ester to Alcohol.

Selective Reduction of Aliphatic Ester in Presence of Aromatic Ester Under

Sonication – B.C. Ranu and M.K. Basu, Tetrahedron Lett., 1991, 32, 3243.

186. Surface-Mediated Solid Phase Michael Reaction : Dramatic Acceleration on

Alumina – B.C. Ranu, S. Bhar and D.C. Sarkar, Tetrahedron Lett., 1991, 32,

2811.

187. Chemoselective Reduction of Aldehydes with Zinc Borohydride in

Tetrahydrofuran – B.C. Ranu and R. Chakraborty, Tetrahedron Lett., 1990, 31,

7663.

188. Regio- and Stereoselective Reductive Cleavage of Epoxides with Zinc

Borohydride Supported on Silica Gel – B.C. Ranu and A.R. Das, J. Chem. Soc.

Chem. Commun., 1990, 1334.

189. Use of Zinc Borohydride as an Efficient and Highly Selective Reducing Agent.

Selective Reduction of Ketones and Conjugated Aldehydes over Conjugated

Enones – D.C. Sarkar, A.R. Das and B.C. Ranu, J. Org. Chem., 1990, 55, 5799.

190. Ion Exchange Resin-Mediated Hydrolytic Cleavage of Epoxides. Simple One-Pot

Synthesis of 2-Arylketones from 1-Aryl-1,2-Epoxides – B.C. Ranu and R.

Chakraborty, Synth. Commun., 1990, 20, 1751.

191. A Mild and Selective Method of Ester Hydrolysis – M.K. Basu, D.C. Sarkar and

B.C. Ranu, Synth. Commun., 1989, 19, 627.

192. A Simple and Efficient Route Towards Usefully Functionalised Six- and Seven-

Membered Ring Systems via α-Hydroxycyclobutane Rearrangement Followed by

Retroaldol Cleavage – B.C. Ranu, D.C. Sarkar and M.K. Basu, Tetrahedron

Symposia-in-Print, Tetrahedron, 1989, 45, 3107 (invited paper).

193. ()-3’,4

’-Dihydrostephasubine, a Bisbenzylisoquinoline Alkaloid from

STEPHANIA HYDRADIFOLIA – A. Patra, T.K. Mandal, P.K. Mukhopadhyay

and B.C. Ranu, Phytochemistry, 1988, 27, 653.

194. A Simple Entry to Functionalised Seven-Membered Ring System via α-

Hydroxycyclobutane Rearrangement Followed by Retroaldol Cleavage – B.C.

Ranu and D.C. Sarkar, J. Chem. Soc. Chem. Commun., 1988, 245.

195. A Simple Efficient and Highly Selective Method for the Rearrangement of

Carbonyl Compounds from Oximes and Semicarbazones – B.C. Ranu and D.C.

Sarkar, J. Org. Chem., 1988, 53, 878.

196. A Simple Synthesis of γ-Hydroxy-α,β-Unsaturated Aldehydes – B.C. Ranu and

D.C. Sarkar, Synth. Commun, 1987, 17, 155.

197. Chemoselective Catalytic Hydrogenation of Carbonyl Conjugated Double Bonds

in the Presence of Styrenoid Bonds in Bicyclo[3.2.1]nonadienones – R.

Chakraborti, B.C. Ranu and U.R. Ghatak, Org. prep. Proced. Ind., 1989, 21, 377.

198. Acid Catalysed Transposition of Carbinols – B.C. Ranu and T. Hudlicky, Org.

Synth., 1988, 67, 205.

199. A Formylation-Cyclisation Method of Synthesis of Cycloalkenones from

Unsaturated Ketones. Part 3. Simple Synthesis of Some Functionalized Angularly

Fused Cyclopentenone and Cyclopentanone Derivatives – B.C. Ranu, R.

Chakraborti and U.R. Ghatak, J. Chem. Soc. Perkin Trans. 1, 1988, 795.

200. System Oriented Design of Triquinanes : Stereocontrolled Synthesis of Pentalenic

Acid and Pentalene – T. Hudlicky, G. Sinai-Zingde, M.G. Natchus, B.C. Ranu

and P. Papadopolous, Tetrahedron Symposia-in-Print, Tetrahedron, 1987, 43<

5685.

201. Stereospecific Synthesis of Endo-6-Aryl-2-Oxobicyclo[3.2.1]nonanes – R.

Chakraborti, B.C. Ranu and U.R. Ghatak, Synth. Commun., 1987, 17, 1539.

202. Approaches to Pentalene and Pentalenic Acid – T. Hudlicky, M.G. Natchus, G.

Sinai-Zingde, B.C. Ranu, H.L. Rigby and T. Andre, Progress in Terpene

Chemistry, Ed.D. Jonlain, Editions Frontieres, Paris, 1986, pp. 221-236.

203. General Methodology for the Topologically Selective Preparation of Linear and

Nonlinear Tricyclopentanoids of Hirsutene and Isocomene Type via a Claisen

Rearrangement/Cyclopentene Annulation Sequence. Total Synthesis of ()-

Epiisocomene – T. Hudlicky, L.D. Kwart, M.H. Tiedge, B.C. Ranu, R.P. Short,

J.O. Frazier and H.L. Rigby, Synthesis, 1986, 716.

204. Intramolecular Simons-Smith Reaction and Other Synthetic Alternatives to

Cyclopropanation of Dienic Diazoketones. Parallel Decomposition Pathways of a

Sterically Congested Diazoketone and its Vinylcyclopropane Under Thermal,

Photolytic, Acid-Catalyzed and Radical-Release Conditions – T. Hudlicky, B.C.

Ranu, S.M. Naqvi and A. Srnak, J. Org. Chem., 1985, 50, 123.

205. A Formylation-Cyclization Method of Synthesis of Cycloalkenones from

Unsaturated Ketones. 2. Simple Synthesis of Some Functionalized

Bicyclo[3.3.1]nonane Derivatives – R. Dasgupta, B.C. Ranu and U.R. Ghatak, J.

Org. Chem., 1985, 50, 5268.

206. Stereocontrolled Total Synthesis of Isocomene Sequiterpenes – B.C. Ranu, M.

Kavka, L.A. Higgs and T. Hudlicky, Tetrahedron Lett., 1984, 25, 2447.

207. General Method of Cyclopentanoid Terpenic Acids. Stereocontrolled Total

Synthesis of ()-Isocomenic Acid and ()-Epiisocomenic Acid – R.P. Short, J.M.

Revol, B.C. Ranu and T. Hudlicky, J. Org. Chem., 1983, 48, 4453.

208. A Highly Efficient Synthesis of Functionalized Bridged Cycloalkenones from γ,δ-

Unsaturated Methyl Ketones by a Modified Formylation-cyclisation Route – R.

Dasgupta, B.C. Ranu and U.R. Ghatak, Indian J. Chem., 1983, 22B, 619.

209. Synthetic Studies Directed Towards Complex Diterpenoids. Part 15. Synthesis

and Stereochemistry of the Catalytic Reduction of 4b(5)

-Gibbenes and Related

Compounds – B.C. Ranu, M. Sarkar, P.C. Chakraborti and U.R. Ghatak, J. Chem.

Soc., Perkin Trans., 1982, 865.

210. γ-Alkylation of α,β-Unsaturated Carbonyl Compounds – E. Wenkert, T.E.

Goodwin and B.C. Ranu, J. Org. Chem., 1977, 42, 2137.

211. Condensed Cyclic and Bridged-Ring Systems. Part IV. Stereochemically

Controlled Synthesis of Some Endo-2-Aryl-6-Oxobicyclo[3.2.1]octanes and

Related Compounds through Intramolecular Alkylations of γ,δ-Unsaturated-α-

Diazomethyl Ketones – U.R. Ghatak, S.K. Alam, P.C. Chakraborti and B.C.

Ranu, J. Chem. Soc. Perkin Trans. 1, 1976, 1669.

212. Intramolecular Keto-carbenoid Addition to Double Bonds : Stereochemistry of

the Catalytic Reduction of 9(11)

Gibbenes and Related Compounds – U.R.

Ghatak, P.C. Chakraborti, B.C. Ranu and B. Sanyal, J. Chem. Soc. Chem.

Commun., 1973, 548.