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Thiamin ylide: isolation and identification
Authors:Hirohiko Sugimoto  Kentaro Hirai
Affiliation:Shionogi Research Laboratories, Shionogi & Co., Ltd., Fukushima-ku, Osaka 553, Japan
Abstract:The action of two equivalents of NaOEt on thiamin hydrochloride in EtOH gives a neutral compound. Spectroscopic data and its chemical behavior indicated that the compound is thiamin ylide 1. The chemical behaviors of 1 are entirely consistent with those of in situ generated thiamin ylide.
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