Diethyl (5-chloro-2-methoxyphenyl)phosphonate

二乙基(5-氯-2-甲氧基苯基)膦酸酯

Diethyl (5-chloro-2-methoxyphenyl)phosphonate (CAS 1219977-96-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H16ClO4P and a molecular weight of 278.67 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1219977-96-4
Jingsj CID: J-1732654-8
Molecular Formula: C₁₁H₁₆ClO₄P
Chinese Name: 二乙基(5-氯-2-甲氧基苯基)膦酸酯
Molecular Weight: 278.67 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Diethyl (5-chloro-2-methoxyphenyl)phosphonate?

The CAS number of Diethyl (5-chloro-2-methoxyphenyl)phosphonate is 1219977-96-4.

What are the molecular formula and molecular weight of Diethyl (5-chloro-2-methoxyphenyl)phosphonate?

Diethyl (5-chloro-2-methoxyphenyl)phosphonate has molecular formula C11H16ClO4P and molecular weight 278.67 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Diethyl (5-chloro-2-methoxyphenyl)phosphonate (CAS 1219977-96-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1732654-8 (accessed 2026-10-25).

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