Diethyl 3-bromobenzylphosphonate

3-溴苄基膦酸二乙酯

Also known as: Diethyl (3-bromobenzyl)phosphonate, Diethyl m-bromobenzylphosphonate, Diethyl P-[(3-bromophenyl)methyl]phosphonate, 1-bromo-3-(diethoxyphosphorylmethyl)benzene, 3-bromo-1-diethylphosphonomethylbenzene, [(3-Bromophenyl)methyl]phosphonic acid diethyl ester, Phosphonic acid, P-[(3-bromophenyl)methyl]-, diethyl ester, Phosphonic acid, [(3-bromophenyl)methyl]-, diethyl ester

Diethyl 3-bromobenzylphosphonate (CAS 128833-03-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H16BrO3P and a molecular weight of 307.12100 g/mol. It is also known as Diethyl (3-bromobenzyl)phosphonate, Diethyl m-bromobenzylphosphonate and Diethyl P-[(3-bromophenyl)methyl]phosphonate. Key properties include a boiling point of 376.023ºC at 760 mmHg, a density of 1.366 g/cm3 and a flash point of 181.212ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128833-03-4
Jingsj CID
J-1401840-8
Molecular Formula
C11H16BrO3P
Chinese Name
3-溴苄基膦酸二乙酯
Molecular Weight
307.12100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point376.023ºC at 760 mmHg
Density1.366 g/cm3
Flash Point181.212ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Diethyl 3-bromobenzylphosphonate?

The CAS number of Diethyl 3-bromobenzylphosphonate is 128833-03-4.

What are the molecular formula and molecular weight of Diethyl 3-bromobenzylphosphonate?

Diethyl 3-bromobenzylphosphonate has molecular formula C11H16BrO3P and molecular weight 307.12100 g/mol.

Is Diethyl 3-bromobenzylphosphonate hazardous?

Diethyl 3-bromobenzylphosphonate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Diethyl 3-bromobenzylphosphonate (CAS 128833-03-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1401840-8 (accessed 2026-10-25).

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