octyl diphenyl phosphite

亚磷酸辛二苯酯

Also known as: Phosphorous acid, octyl diphenyl ester, Diphenyl octyl phosphite, Octyl diphenyl phosphite, EINECS 221-623-6, Diphenyl-n-octylphosphit, Octyldiphenyl phosphite, Octyl phenyl phosphite, Diphenylmonooctyl phosphite

octyl diphenyl phosphite (CAS 3164-55-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H27O3P and a molecular weight of 346.40000 g/mol. It is also known as Phosphorous acid, octyl diphenyl ester, Diphenyl octyl phosphite and Octyl diphenyl phosphite. Key properties include a boiling point of 394ºC at 760 mmHg and a flash point of 237.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3164-55-4
Jingsj CID
J-1377457-4
Molecular Formula
C20H27O3P
Chinese Name
亚磷酸辛二苯酯
Molecular Weight
346.40000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point394ºC at 760 mmHg
Flash Point237.4ºC

Frequently Asked Questions

What is the CAS number of octyl diphenyl phosphite?

The CAS number of octyl diphenyl phosphite is 3164-55-4.

What are the molecular formula and molecular weight of octyl diphenyl phosphite?

octyl diphenyl phosphite has molecular formula C20H27O3P and molecular weight 346.40000 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "octyl diphenyl phosphite (CAS 3164-55-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377457-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.