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Ring transformation of 6 H ‐cyclopropa[ e ]pyrazolo[1,5‐ a ]pyrimidine. VI . Substituent effect of 6‐substituted 5a‐acetyl‐6a‐ethoxycarbonyl‐5a,6a‐ dihydro‐6 H ‐cyclopropa[ e ]pyrazolo[1,5‐ a ]pyrimidine‐3‐carbonitriles
Author(s) -
Kurihara Takushi,
Kawasaki Eiji,
Morita Takamasa,
Nasu Keiko
Publication year - 1985
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.5570220334
Subject(s) - chemistry , substituent , pyrimidine , ring (chemistry) , transformation (genetics) , medicinal chemistry , stereochemistry , organic chemistry , biochemistry , gene
Synthesis and reactivity of 6‐ethoxycarbonyl‐, 6‐phenyl‐ and 6‐methyl‐5a‐acetyl‐6a‐ethoxycarbonyl‐5a,6a‐di‐hydro‐6 H ‐cyclopropa[ e ]pyrazolo[1,5‐ a ]pyrimidine‐3‐carbonitriles 4 , 5 , and 7 are described.