CAS NO:2008-88-0; 4-[(2,5-dichlorophenyl)azo]-4,5-dihydro-5-oxo-1-1h-pyrazole-3-carboxylic aci

CAS:

2008-88-0

英文名称:

4-[(2,5-dichlorophenyl)azo]-4,5-dihydro-5-oxo-1-1h-pyrazole-3-carboxylic aci

4-[(2,5-dichlorophenyl)azo]-4,5-dihydro-5-oxo-1-phenyl-1h-pyrazole-3-carboxylic aci ethyl ester