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Synthesis of 3‐alkenyl‐4‐oxo‐6,7‐dihydro‐1 H ‐pyrano[4,3‐ c ]pyrazole derivatives
Author(s) -
Chantegrel Bernard,
Nadi AbdelIlah,
Gelin Suzanne
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.5570210105
Subject(s) - chemistry , pyrazole , medicinal chemistry , stereochemistry
A series of 1‐substituted 3‐alkenyl‐4‐oxo‐6,7‐dihydro‐1 H ‐pyrano[4,3‐ c ]pyrazoles was prepared by reaction of arylhydrazines or benzylhydrazine with 4,5‐dioxo‐2,3,7,8‐tetrahydro‐4 H ,5 H ‐pyrano[4,3‐ b ]pyran derivatives.