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Remarkable substituent effects found in the base‐catalyzed reaction of 5‐methyl‐2‐(4′‐substituted‐phenyl)‐2,4‐dihydro‐3 H ‐pyrazol‐3‐ones
Author(s) -
Matsugo Seiichi,
Takamizawa Akira
Publication year - 1986
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.5570230438
Subject(s) - chemistry , substituent , base (topology) , catalysis , medicinal chemistry , acetone , stereochemistry , organic chemistry , mathematical analysis , mathematics
Remarkable substituent effects found in the base‐catalyzed reaction of 5‐methyl‐4‐(1‐methylethylidene)‐2‐(4′‐substituted‐phenyl)‐2,4‐dihydro‐3 H ‐pyrazol‐3‐ones ( 2 ) with acetone at reflux are described.