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Reactions of 1,3‐thiazine‐2,6‐dithiones. Part 5 . Novel synthesis of 3,5‐dicyano‐4‐thiopyridones via 2‐cyanomethyldihydro‐1,3‐thiazine‐6‐thiones
Author(s) -
Muraoka Motomu,
Yamamoto Tatsuo
Publication year - 1984
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570210544
Subject(s) - thiazine , chemistry , decomposition , combinatorial chemistry , medicinal chemistry , stereochemistry , organic chemistry
A novel synthesis of a series of 2,6‐disubstituted 3,5‐dicyano‐4‐thiopyridones 4 by the decomposition of 2,4‐disubstituted 5‐cyano‐2‐cyanomethyldihydro‐1,3‐thiazine‐6‐thiones 2 , which are synthesized from 4‐substituted 5‐cyano‐1,3‐thiazine‐2,6‐dithiones and enaminonitriles, is described.