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Syntheses and reactions of [1,3,4]thiadiazolo[3,2‐ a ]pyrimidinone derivatives
Author(s) -
Tsuji Tadakazu
Publication year - 1991
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.5570280255
Subject(s) - chemistry , reagent , combinatorial chemistry , medicinal chemistry , organic chemistry
5‐Imino‐6 H ‐7‐one, 7‐amino‐5‐one and 5‐isocyano‐7‐one derivatives of [1,3,4]thiadiazolo‐ and ‐[1,3]thiazolo‐[3,2‐ a ]pyrimidines were synthesized. 5‐Isocyano‐7‐one derivatives were obtained by the reaction of the corresponding 5‐imino‐6 H ‐7‐ones with the Vilsmeier reagent in one step.