17831-88-8
4-氯-2H-色烯-2-酮
→
~98%
118545-81-6
[4,4'-Bi-2H-1-苯并吡喃]-2,2'-二酮
~92%
91-64-5
香豆素
+
200055-89-6
(2-oxochromen-4-yl) 4-methylbenzenesulfonate
~62%
113777-29-0
4-(trifluoromethylsulfonyloxy)coumarin
~41%
1076-38-6
4-羟基香豆素