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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 27, 1997 - Issue 13
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Original Articles

Tetracyclic Systems: An Efficient and Rapid Synthesis of New Pyrrolothieno[1,3]Thiazocines

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Pages 2241-2249 | Received 22 Nov 1996, Published online: 22 Aug 2006
 

Abstract

The Pyrrolo[2,1-b]thieno[2,3-e][1,3]thiazocinediones (6a,b) resulting from a few known eight membered ring cyclization were successfully described via the Friedel-Crafts cyclodehydration of the appropriates 1-(thien-2′-ylmethyl)-2-pyrrolidinone-5-thioglycolic acids (5a,b).

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