cis-propenyl propyl ether 、
4-(4-methoxy-benzylidene)-2,5-diphenyl-2,4-dihydro-pyrazol-3-one 反应 48.0h,
生成
4r-(4-methoxy-phenyl)-5t-methyl-1,3-diphenyl-6t-propoxy-1,4,5,6-tetrahydro-pyrano[2,3-c]pyrazole 、 4
r-(4-methoxy-phenyl)-5
c-methyl-1,3-diphenyl-6
c-propoxy-1,4,5,6-tetrahydro-pyrano[2,3-
c]pyrazole