4,5-二溴-2-甲基-2H-1H-1,2,3-三氮唑

(R)-De(carboxymethyl) Cetirizine Ethanol Dihydrochloride

CAS:728948-88-7

纯度:97%

β-硝基苯乙烯

CAS:102-96-5

分子式:C8H7 N O2

分子量:149.16

纯度:98%

5-羟基-2-硝基苯甲酸

CAS:610-37-7

分子式:C7H5 N O5

分子量:183.12

纯度:97%