Iminium carbonic acid derivative salts. VIII. Electrophilic reactions of 2-methylthio-5,6-dihydro-1,3-thiazinium iodides, 2-methylthio-5,6-dihydrothiazolium iodides and 5-methyl-2-methylthiothiazolium iodides. Part II. With active methylene compounds

✍ Scribed by Wolfgang Hanefeld; Helge Harms

• Publisher: Journal of Heterocyclic Chemistry
• Year: 1997
• Tongue: English
• Weight: 312 KB
• Volume: 34
• Category: Article
• ISSN: 0022-152X
• DOI: 10.1002/jhet.5570340538

✦ Synopsis

Abstract

The title compounds 1a‐c and 2 werre reacted with several doubly activated methylene components to yield the cyclic ketene S,N‐acetals 3‐10.