tris[(3-ethyl-3-oxetanyl)methyl] phosphite

三[(3-乙基氧杂环丁烷-3-基)甲基]亚磷酸酯

Also known as: 3-Oxetanemethanol, 3-ethyl-, 3,3',3''-phosphite, 3-Oxetanemethanol, 3-ethyl-, phosphite (3:1), 3-ethyl-3-oxetanemethano phosphite, Phosphorous acid tris(3-ethyloxetan-3-yl) ester, tris[(3-ethyloxetan-3-yl)methyl] phosphite

tris[(3-ethyl-3-oxetanyl)methyl] phosphite (CAS 39865-35-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H33O6P and a molecular weight of 376.42500 g/mol. It is also known as 3-Oxetanemethanol, 3-ethyl-, 3,3',3''-phosphite, 3-Oxetanemethanol, 3-ethyl-, phosphite (3:1) and 3-ethyl-3-oxetanemethano phosphite. Key properties include a boiling point of 425.7ºC at 760 mmHg and a flash point of 262.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39865-35-5
Jingsj CID
J-1593673-4
Molecular Formula
C18H33O6P
Chinese Name
三[(3-乙基氧杂环丁烷-3-基)甲基]亚磷酸酯
Molecular Weight
376.42500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point425.7ºC at 760 mmHg
Flash Point262.2ºC

Frequently Asked Questions

What is the CAS number of tris[(3-ethyl-3-oxetanyl)methyl] phosphite?

The CAS number of tris[(3-ethyl-3-oxetanyl)methyl] phosphite is 39865-35-5.

What are the molecular formula and molecular weight of tris[(3-ethyl-3-oxetanyl)methyl] phosphite?

tris[(3-ethyl-3-oxetanyl)methyl] phosphite has molecular formula C18H33O6P and molecular weight 376.42500 g/mol.

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

Last updated:

How to cite: Jingsj. "tris[(3-ethyl-3-oxetanyl)methyl] phosphite (CAS 39865-35-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1593673-4 (accessed 2026-10-24).

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