4-(isopropylsulfonyl)-3-methylbenzoic acid 、 1-methylspiro[chromeno[4,3-c]pyrazole-4,4'-piperidine] dihydrochloride 在
三乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
二氯甲烷 为溶剂,
反应 3.0h,
以65%的产率得到(4-(isopropylsulfonyl)-3-methylphenyl)(1-methyl-1H-spiro[chromeno[4,3-c]pyrazole-4,4'-piperidine]-1'-yl)methanone