CAS NO:142689-11-0; 4,6-dihydro-3,5-dimethyl-8-hydroxy-6-oxo-4-3h-2-benzopyran-7-carboxylic aci

CAS:

142689-11-0

英文名称:

4,6-dihydro-3,5-dimethyl-8-hydroxy-6-oxo-4-3h-2-benzopyran-7-carboxylic aci

4,6-dihydro-3,5-dimethyl-8-hydroxy-6-oxo-4- (trifluoromethyl)-3h-2-benzopyran-7-carboxylic aci