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CAS NO:144833-96-5
CAS:
144833-96-5
英文名称:
4,6-dihydro-5-chloro-3,4-dimethyl-8-hydroxy-3h-2-benzopyran-7-carboxylic aci
4,6-dihydro-5-chloro-3,4-dimethyl-8-hydroxy-6-oxo-3h-2-benzopyran-7-carb oxyl
4,6-dihydro-5-chloro-3,4-dimethyl-8-hydroxy-6-oxo-3h-2-benzopyran-7-carboxylic aci
