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Investigations in the series of heterocycles. 55. Synthesis and some reactions of 2-aryl-4-halo-6-oxo-1,3-thiazines

✍ Scribed by G. A. Mironova; E. N. Kirillova; V. N. Kuklin; N. A. Smorygo; B. A. Ivin

Book ID
112346228
Publisher
Springer US
Year
1984
Tongue
English
Weight
589 KB
Volume
20
Category
Article
ISSN
0009-3122

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## Abstract The first synthesis of substituted 2,2‐dioxo‐1‐phenyl‐1__H__‐thieno[3,4‐__c__][1,2]thiazines 2 and some of their reactions are achieved. Compounds 2 were prepared from the 3,5‐dimethyl‐1,1‐dioxo‐1,2‐thiazine‐4‐carbaldehydes 1 by reaction with sulfur and triethyl amine in dimethylformami