Chemistry of Heterocyclic Compounds p. 95 - 99 (1993)
Update date:2022-09-26
Topics:
Desenko, S.M.
Orlov, V.D.
Lipson, V.V.
Shishkin, O.V.
Potekhin, K.A.
Struchkov, Yu.T
Condensation of 5-amino-3-methylpyrazole with chalcone or dypnone gives aromatic substituted 6,7-dihydropyrazolo<1,5-a>pyrimidines which undrgo air oxidation.An x-ray structure for 2-methyl-6-hydroxy-5,7-diphenyl-6,7-dihydropyrazolo<1.5-a>pyrimidine is reported.
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(2014)
