Tetrakis(2,4-di-tert-butylphenyl) [1,1'-biphenyl]-4,4'-diylbis(phosphonite)

4,4'-[1,1'-联苯基]亚基二膦酸-四[2,4-二叔丁苯基]酯

Also known as: Tetrakis(2,4-di-tert-butylphenyl)-1,1-biphenyl-4,4'-diylbisphosphonite, Tetrakis(2,4-di-tert-butylphenyl) [1,1-biphenyl]-4,4'-diylbisphosphonite, [4-[4-bis(2,4-ditert-butylphenoxy)phosphanylphenyl]phenyl]-bis(2,4-ditert-butylphenoxy)phosphane

Tetrakis(2,4-di-tert-butylphenyl) [1,1'-biphenyl]-4,4'-diylbis(phosphonite) (CAS 38613-77-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C68H88O4P2---- and a molecular weight of 1031.37000 g/mol. It is also known as Tetrakis(2,4-di-tert-butylphenyl)-1,1-biphenyl-4,4'-diylbisphosphonite, Tetrakis(2,4-di-tert-butylphenyl) [1,1-biphenyl]-4,4'-diylbisphosphonite and [4-[4-bis(2,4-ditert-butylphenoxy)phosphanylphenyl]phenyl]-bis(2,4-ditert-butylphenoxy)phosphane. Key properties include a melting point of 75-95ºC, a boiling point of 854.2ºC at 760 mmHg and a flash point of 597.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

38613-77-3

Jingsj CID

J-1177561-8

Molecular Formula

C₆₈H₈₈O₄P₂

Chinese Name

4,4'-[1,1'-联苯基]亚基二膦酸-四[2,4-二叔丁苯基]酯

Molecular Weight

1031.37000 g/mol

Category

Organic Acids

Last updated

8/21/2026