1-methyl-1,4-dihydrochromeno[4,3-c]pyrazole-3-carboxylic acid 、
草酰氯 、
吡啶 、
6-氨基-1,4-苯并二氧杂环 在
N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1-methyl-1,4-dihydrochromeno[4,3-c]pyrazole-3-carboxamide 作用下,
以
二氯甲烷 为溶剂,
以The title compound was obtained as a pale-yellow solid with puritiy greater than 95% (37.2 mg, 0.10 mmol, 15.7% yield)的产率得到N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1-methyl-1,4-dihydrochromeno[4,3-c]pyrazole-3-carboxamide