3,3',4,4'-Tetrachlorobiphenyl

3,3',4,4'-四氯联苯

Also known as: 1,1'-Biphenyl, 3,3',4,4'-tetrachloro-, PCB-77, BZ-77, Ballschmiter No 77, 3,3',4,4'-PCB, 3,3',4,4'-Tetrachloro-1,1'-biphenyl, CB-77, TECB77, 3344CB, 3344TCB

3,3',4,4'-Tetrachlorobiphenyl (CAS 32598-13-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H6Cl4 and a molecular weight of 291.988 g/mol. It is also known as 1,1'-Biphenyl, 3,3',4,4'-tetrachloro-, PCB-77 and BZ-77. Key properties include a melting point of 182-184℃, a boiling point of 380.7±37.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 188.4±23.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

32598-13-3

Jingsj CID

J-977778-5

Molecular Formula

C₁₂H₆Cl₄

Chinese Name

3,3',4,4'-四氯联苯

Molecular Weight

291.988 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026