4,4'-Diaminooctafluorobiphenyl

4,4'-二氨基八氟联苯

Also known as: Octafluorobenzidine, 2,2',3,3',5,5',6,6'-Octafluorobenzidine, 2,2',3,3',5,5',6,6'-Octafluorobiphenyl-4,4'-diamine, 4,4'-Biphenyldiamine,2,2',3,3',5,5',6,6'-octafluoro-, EINECS 213-861-4, MFCD00007646

4,4'-Diaminooctafluorobiphenyl (CAS 1038-66-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H4F8N2 and a molecular weight of 328.161 g/mol. It is also known as Octafluorobenzidine, 2,2',3,3',5,5',6,6'-Octafluorobenzidine and 2,2',3,3',5,5',6,6'-Octafluorobiphenyl-4,4'-diamine. Key properties include a melting point of 175-177 °C(lit.), a boiling point of 279.4±35.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 124.7±16.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1038-66-0

Jingsj CID

J-46393-5

Molecular Formula

C₁₂H₄F₈N₂

Chinese Name

4,4'-二氨基八氟联苯

Molecular Weight

328.161 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026