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Nonclassical condensed thiophenes. IV. Derivatives of thieno[3,4-c]furan-SIV and thieno[3,4-c]pyrrole-SIV

✍ Scribed by Cava, Michael P.; Sprecker, Mark A.; Hall, William Roy


Book ID
121224844
Publisher
American Chemical Society
Year
1974
Tongue
English
Weight
724 KB
Volume
96
Category
Article
ISSN
0002-7863

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## Abstract The ring closure reaction of methyl 2,3‐bis(chloromethyl)thiophene‐5‐carboxylate with several primary amines gives a series of 5,6‐dihydro‐4__H__‐thieno‐[2,3‐__c__]pyrroles. Oxidation of some of these dihydro compounds, using aqueous hydrogen peroxide in methanol, furnishes the correspo