Base catalyzed reaction of 1,4-dithiane-2,5-diol with α-oxoketene dithioacetals: a new general method for the synthesis of 2-methylthio-3-aroyl/heteroaroyl thiophenes

Pradeepa Kumara, C. S. and Byre Gowda, G. and Vinay Kumar, K. S. and Ramesh, N. and Sadashiva, M. P. and Junjappa, H. (2016) Base catalyzed reaction of 1,4-dithiane-2,5-diol with α-oxoketene dithioacetals: a new general method for the synthesis of 2-methylthio-3-aroyl/heteroaroyl thiophenes. Tetrahedron Letters, 57 (38). 4302 - 4305. ISSN 0040-4039

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Official URL: https://doi.org/10.1016/j.tetlet.2016.08.033

Abstract

The α-oxoketene dithioacetals and 1,4-dithiane-2,5-diol a dimer of mercapto acetaldehyde, react in the presence of anhydrous potassium carbonate in boiling ethanol to yield the corresponding 2-(methylthio)-3-aroyl/heteroaroyl thiophenes in 55–70 overall yields.

Item Type: Article
Uncontrolled Keywords: α-Oxoketenedithio acetals, 1,4-Dithiane-2,5-diol, Mercapto acetaldehyde
Subjects: C Chemical Science > Chemistry
Divisions: Department of > Chemistry
Depositing User: Manjula P Library Assistant
Date Deposited: 18 Jun 2019 11:28
Last Modified: 18 Jun 2019 11:28
URI: http://eprints.uni-mysore.ac.in/id/eprint/3374

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