2,2',3,3',5,6,6'-Heptachlorobiphenyl

2,2',3,3',5,6,6'-七氯联苯

Also known as: PCB 179, 1,1'-Biphenyl, 2,2',3,3',5,6,6'-heptachloro-, 1,2,4,5-tetrachloro-3-(2,3,6-trichlorophenyl)benzene, 2,2',3,3',5,6,6'-Heptachloro-1,1'-biphenyl, 2,2',3,3',5,6,6'-heptachlorobiphenyl (BZ # 179), PCB NO 179

2,2',3,3',5,6,6'-Heptachlorobiphenyl (CAS 52663-64-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H3Cl7 and a molecular weight of 395.32300 g/mol. It is also known as PCB 179, 1,1'-Biphenyl, 2,2',3,3',5,6,6'-heptachloro- and 1,2,4,5-tetrachloro-3-(2,3,6-trichlorophenyl)benzene. Key properties include a melting point of 131.31°C (estimate), a boiling point of 396.1ºC at 760mmHg, a density of 1.658g/cm3 and a flash point of 189.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

52663-64-6

Jingsj CID

J-1361341-9

Molecular Formula

C₁₂H₃Cl₇

Chinese Name

2,2',3,3',5,6,6'-七氯联苯

Molecular Weight

395.32300 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026