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New Ring Cleavage Reactions and Recyclizations Starting from 1,2,3-Thiadiazoles

✍ Scribed by Dehaen, Wim; Voets, Marieke; Smet, Mario; Smeets, Stefan


Book ID
120057342
Publisher
Taylor and Francis Group
Year
1999
Tongue
English
Weight
84 KB
Volume
153
Category
Article
ISSN
1042-6507

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A challenging synthesis of new 1,3,4-thi
✍ Oleksandr V. Golovchenko; Stepan G. Pilyo; Vladimir S. Brovarets; Alexander N. C 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 English ⚖ 92 KB

## Abstract Available 2‐acylamino‐3,3‐dichloroacrylonitriles, when treated with hydrazine hydrate, provide 2‐alkyl‐ or 2‐aryl‐5‐hydrazino‐1,3‐oxazole‐4‐carbonitriles that readily add alkyl or aryl isothiocyanates and the adducts formed recyclize on heating. Finally, the synthesis results in 5‐alkyl