Triisooctyl phosphite

亚磷酸三异辛酯

Also known as: Tris(6-methylheptyl) phosphite, Phosphorous acid triisooctyl ester, Tris(6-methylheptoxy)phosphane, isooctylphosphite, Triisooctyl phosphit, MFCD00015057, EINECS 246-614-4, UNII:SN4X38MJ1X

Triisooctyl phosphite (CAS 25103-12-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C24H51O3P and a molecular weight of 418.634 g/mol. It is also known as Tris(6-methylheptyl) phosphite, Phosphorous acid triisooctyl ester and Tris(6-methylheptoxy)phosphane. Key properties include a boiling point of 446.7±14.0 °C at 760 mmHg, a density of 0,891 g/cm3 and a flash point of 278.6±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25103-12-2
Jingsj CID
J-1361650-2
Molecular Formula
C24H51O3P
Chinese Name
亚磷酸三异辛酯
Molecular Weight
418.634 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point446.7±14.0 °C at 760 mmHg
Density0,891 g/cm3
Flash Point278.6±20.4 °C

Frequently Asked Questions

What is the CAS number of Triisooctyl phosphite?

The CAS number of Triisooctyl phosphite is 25103-12-2.

What are the molecular formula and molecular weight of Triisooctyl phosphite?

Triisooctyl phosphite has molecular formula C24H51O3P and molecular weight 418.634 g/mol.

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

Last updated:

How to cite: Jingsj. "Triisooctyl phosphite (CAS 25103-12-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1361650-2 (accessed 2026-10-25).

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