新型吡唑并[3,4-d]嘧啶-4-酮类衍生物的结构表征和镇痛活性 |
翟重钢,汪鹏程,单玉宝,兰昱,胡锐,杨运煌 |
Structure Characterization and Analgesic Activity of Novel Pyrazolo[3,4-d]pyrimidin-4-one Derivatives |
ZHAI Chonggang,WANG Pengcheng,SHAN Yubao,LAN Yu,HU Rui,YANG Yunhuang |
图4 化合物A |
Fig. 4 1H NMR spectra of compounds A (a), B |