BIS(PENTACHLOROCYCLOPENTADIENYL), Dienochlore, Pentac WP, Dienochlor, Hooker HRS 1654, HRS 16A, Hooker hrs-16, Decachlor, 1,1’,2,2’,3,3’,4,4’,5,5’-decachlorobi(cyclopenta-2,4-diene), Pentac SP, perchloro-1,1’-bicyclopenta-2,4-diene, 1,1’,2,2’,3,3’,4,4’,5,5’-decachlorobi-2,4-cyclopentadien-1-yl, Decachlorobi-2,4-cyclopentadien-1-yl, 1,2,3,4,5-pentachloro-5-(1,2,3,4,5-pentachlorocyclopenta-2,4-dien-1-yl)cyclopenta-1,3-diene, PENTAC, decachlorobiscyclopentadienyl