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ChemInform Abstract: Reactions of Aroylthioureas with Acetylenic Esters and Dibenzoyl Ethylene. Selectivity Towards the Formation of New 1,3-Thiazines.

✍ Scribed by Ashraf A. Aly; Essam K. Ahmed; Khalad M. El-Mokadam

Publisher: John Wiley and Sons
Year: 2008
Weight: 30 KB
Volume: 39
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.200812171

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Abstract

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Reactions of aroylthioureas with acetyle

Reactions of aroylthioureas with acetylenic esters and dibenzoyl ethylene. Selectivity towards the formation of new 1,3-thiazines

✍ Ashraf A Aly; Essam K. Ahmed; Khalad M. El-Mokadam 📂 Article 📅 2007 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 561 KB

## Abstract magnified image A series of 1,3‐thiazines has been synthesized by the reactions of __N__‐aroylsubstituted thioureas with ethyl propiolate, dimethyl but‐2‐ynedioate and (__E__)‐1,4‐diphenyl‐but‐2‐ene‐1,4‐dione. The reaction of antipyrinylphenyl thiourea with π‐deficient acetylenic reage