H. Takei, N. Yasuda, H. Takagaki
1979
Citations
0
Influential Citations
11
Citations
Journal
Bulletin of the Chemical Society of Japan
Abstract
3,7-Dihydroxy- and 3-substituted 7-hydroxypyrazolo[4,3-d]pyrimidines were synthesized from diethyl oxaloacetate and ethyl acylpyruvates via ethyl 4-amino-5-oxo-2-pyrazoline-3-carboxylate hydrochloride and ethyl 5-substituted 4-amino-3-pyrazolecarboxylates, respectively.