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Synthesis of Thiazolidinones from 1,4-Dithiocyanatobut-2-enes and their Use as Masked 2-Amino-1-mercaptobut-3-enes
Elall, Eatedal H. M. Abd,Ashmawy, Mohamed I. Al,Mellor, John M.
, p. 2729 - 2736 (2007/10/02)
1,4-Dithiocyanatobut-2-enes can be readily prepared from either the appropriate buta-1,3-diene or 1,4-dihalogenobut-2-ene, and give, on heating in methanol, thiazolidinones via -sigmatropic rearrangement.The initial products of this rearrangement, vi
