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4-Imino-4,5-dihydro-1,2.lambda.6-3-oxathiazol-2-ones. Ring-opening cycloaddition reactions with maintenance of the ring size

✍ Scribed by L'abbe, Gerrit; Yu, Chih-Chou; Toppet, Suzanne


Book ID
127290183
Publisher
American Chemical Society
Year
1979
Tongue
English
Weight
549 KB
Volume
44
Category
Article
ISSN
0022-3263

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Cycloaddition−Elimination Reactions of 5
✍ Franz Tittelbach; Siegfried Vieth; Matthias Schneider 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 568 KB

5-Imino-1,2,4-thiadiazolidin-3-ones 1 react with compounds alkylidene-1,2,4-dithiazolidines 12 are formed. The reaction products with enamines undergo hydrolysis and elimination containing electron-rich double bonds such as enamines and ester enolates to afford the 2-iminothiazolidines 3, 4, and 10