1996 aldehyde derivatives

aldehyde derivatives (acyclic compounds)P 0190

32 - 097Facile Synthetic Method for the Preparation of Dithioac-etals by the Double Conjugate Addition of Acetylenes Bear-ing Electron-Withdrawing Groups with Thiols. — β,β-Bis(alkylmercapto)propionates are synthesized by the reaction of methylpropiolate (I) or ynones such as (VI) with mercaptanes in the presence ofcatalytic amounts of tri-n- butylphosphine. — (KURODA, H.; TOMITA, I.;ENDO, T.; Synth. Commun. 26 (1996) 8, 1539-1543; Res. Lab. Resour. Util.,Tokyo Inst. Technol., Midori, Yokohama 226, Japan; EN)

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