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ChemInform Abstract: Reactions of N-Sulfonylalkylamines with Ynamines - Formation of 2H-1,2- Thiazete 1,1-Dioxides, Novel Thioketene S,S-Dioxide Dimers, and Other S,N-Heterocycles.

✍ Scribed by I. TORNUS; E. SCHAUMANN; R. MAYER; G. ADIWIDJAJA


Book ID
112025356
Publisher
John Wiley and Sons
Year
2010
Weight
35 KB
Volume
27
Category
Article
ISSN
0931-7597

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## Abstract __N__‐Sulfonylalkylamines 2a, b react with ynamines 3 to give primarily 2__H__‐1,2‐thiazete 1,1‐dioxides 4. But, except for the 4‐triphenylsilyl species 4a, b, these products are unstable and undergo electrocyclic ring opening to very reactive amidinosulfenes 5, which are transformed in

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