Diethyl 3,5-dimethoxybenzylphosphonate

3,5-二甲氧基苄基膦酸二乙酯

Also known as: 1-(diethoxyphosphorylmethyl)-3,5-dimethoxybenzene, 3,5-dimethoxybenzyl diethyl phosphonate, Diethyl P-[(3,5-dimethoxyphenyl)methyl]phosphonate, P-[(3,5-Dimethoxyphenyl)methyl]phosphonic Acid Diethyl Ester, Phosphonic acid, P-[(3,5-dimethoxyphenyl)methyl]-, diethyl ester, diethyl (3,5-dimethoxyphenyl)methylphosphonate

Diethyl 3,5-dimethoxybenzylphosphonate (CAS 108957-75-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H21O5P and a molecular weight of 288.27700 g/mol. It is also known as 1-(diethoxyphosphorylmethyl)-3,5-dimethoxybenzene, 3,5-dimethoxybenzyl diethyl phosphonate and Diethyl P-[(3,5-dimethoxyphenyl)methyl]phosphonate. Key property: a boiling point of 404.2°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
108957-75-1
Jingsj CID
J-1152328-2
Molecular Formula
C13H21O5P
Chinese Name
3,5-二甲氧基苄基膦酸二乙酯
Molecular Weight
288.27700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point404.2°C at 760 mmHg

Frequently Asked Questions

What is the CAS number of Diethyl 3,5-dimethoxybenzylphosphonate?

The CAS number of Diethyl 3,5-dimethoxybenzylphosphonate is 108957-75-1.

What are the molecular formula and molecular weight of Diethyl 3,5-dimethoxybenzylphosphonate?

Diethyl 3,5-dimethoxybenzylphosphonate has molecular formula C13H21O5P and molecular weight 288.27700 g/mol.

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

Last updated:

How to cite: Jingsj. "Diethyl 3,5-dimethoxybenzylphosphonate (CAS 108957-75-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1152328-2 (accessed 2026-10-25).

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