Ethyl methylphosphinate

甲基次磷酸乙酯

Also known as: METHYLPHOSPHINIC ACID ETHYL ESTER, ethoxy(methyl)oxophosphanium, Phosphinic acid, P-methyl-, ethyl ester, O-ethyl methylphosphonous acid, O-Ethyl methylphosphinic acid, ethyl P-methylphosphinate, ethylphosphinic acid, ethyl ester, methylphosphinic acid methyl ester, 1-methylphosphonoyloxyethane

Ethyl methylphosphinate (CAS 16391-07-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H9O2P and a molecular weight of 108.07600 g/mol. It is also known as METHYLPHOSPHINIC ACID ETHYL ESTER, ethoxy(methyl)oxophosphanium and Phosphinic acid, P-methyl-, ethyl ester. Key properties include a boiling point of 115.661ºC at 760 mmHg and a flash point of 36.579ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16391-07-4
Jingsj CID
J-978369-2
Molecular Formula
C3H9O2P
Chinese Name
甲基次磷酸乙酯
Molecular Weight
108.07600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point115.661ºC at 760 mmHg
Flash Point36.579ºC

Frequently Asked Questions

What is the CAS number of Ethyl methylphosphinate?

The CAS number of Ethyl methylphosphinate is 16391-07-4.

What are the molecular formula and molecular weight of Ethyl methylphosphinate?

Ethyl methylphosphinate has molecular formula C3H9O2P and molecular weight 108.07600 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl methylphosphinate (CAS 16391-07-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-978369-2 (accessed 2026-10-22).

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