4-苯基-1,2,4-三唑啉-3,5-二酮 、
((R)-3-isopropylidene-4-methylene-5-phenyl-dihydro-furan-2-ylidene)-sulfamoyl chloride 以
二氯甲烷 为溶剂,
生成 ((
R)-5,5-dimethyl-1,3-dioxo-2,8-diphenyl-2,3,5,9-tetrahydro-1
H,8
H-furo[3,4-
d][1,2,4]triazolo[1,2-
a]pyridazin-6-ylidene)-sulfamoyl chloride