5-TERT-BUTYL 7-ETHYL 6,7-DIHYDROPYRAZOLO[1,5-A]PYRAZINE-5,7(4H)-DICARBOXYLATE/ 95+% CAS:1823856-54-7 5-TRIFLUOROMETHYL-BENZO[B]THIOPHENE-2-CARBOXYLIC ACID METHYL ESTER/ 95% MFCD03012932 CAS:146137-92-0 |