1,1-Bis(p-chlorophenyl)-2-chloroethane 1-Chloro-2,2-bis(p-chlorophenyl)ethane 2,2-Bis(p-chlorophenyl)-1-monochloroethane 2642-80-0 4-05-00-01882 (Beilstein Handbook Reference) AI3-07690 BRN 1979260 Benzene, 1,1'-(2-chloroethylidene)bis(4-chloro)- Benzene, 1,1'-(2-chloroethylidene)bis(4-chloro- Ddms Ethane, 2,2-bis(p-chlorophenyl)-1-chloro- Ethane, 2-chloro-1,1-bis(p-chlorophenyl)- HSDB 2829 p,p'-DDMS