ETHYL 7-(TRIFLUOROMETHYL)-4,5,6,7-TETRAHYDROPYRAZOLO[1,5-A]PYRIMIDINE-3-CARBOXYLATE CAS:1260243-51-3 ETHYL 7-[(1E)-2-ETHOXYPROP-1-EN-1-YL][1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLATE CAS:1374510-82-3 | ||||||||||||