4, 4'-Biphenyldicarboxylic Dichloride CAS 2351-37-3

China 4, 4′-Biphenyldicarboxylic Dichloride CAS 2351-37-3, Find details about China C14h8cl2o2, 4 4′-Bis (chlorocarbonyl) -1 1′-Biphenyl from 4, 4′-Biphenyldicarboxylic Dichloride CAS 2351-37-3