RS Abdel Hameed, AH Al-Bagawi, HA Shehata… - Journal of Bio-and Tribo …, 2020 - Springer
Amino-3-methyl-1-phenyl-1 H-pyrazole-4-carbonitrile (1) was used as a precursor for
preparation of 3-methyl-1-phenyl-1, 5-dihydro-pyrazolo [3, 4-d] pyrimidin-4-one (2) and its …