Chemistry of Heterocyclic Compounds p. 643 - 646 (1988)
Update date:2022-09-26
Topics:
Orlov, V.D.
Tueni, M.
Kolos, N.N.
Getmanskii, N.V.
Kiroga, Kh.
Reaction of 4,5-diamino-3-methyl-1-phenylpyrazole with ω-bromoacetophenones yields pyrazolo<4,5-b>pyrazines.A side product is 1-phenyl-3-methyl-5-imino-4-<(1-phenyl-3-methyl-4-aminopyrazol-5-yl)imino>-2-pyrazoline obtained by dimerization of the starting
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(1988)Doi:10.1002/recl.19881071205
(1988)
