Organic IntermediateChina 99% 3- (2-NITROPROP-1-ENYL) Thiophene CAS 149977-36-6 for P2np Intermediate, Find details about China CAS 149977-36-6, 3- (2-NITROPROP-1-ENYL) Thiophene from 99% 3- (2-NITROPROP-1-ENYL) Thiophene CAS 149977-36-6 for P2np Intermediate