- 作者: Talaat I. El-Emary
- 中文摘要: The reaction of 6-amino-5-cyano-3-methyl-1H-1-phenylpyrazolo[3,4-b]pyridine (2) and 6,7-dihydro-3-methyl-6-oxo-1H-1-phenylpyrazolo[3,4-b]pyridine-5-carbonitrile (3) and 5-amino-3-methyl-1-phenyl-1H-pyrazolo[3,4-b]-1H-pyrazolo[4?/font>,3?/font>-e]pyridine (12) with different reagents have been conducted to give newly condensed pyrazoloazines
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