2-phenylvinylphosphonic acid

2-苯基乙烯基膦酸

Also known as: (2-phenylethenyl)phosphonic acid, styrylphosphonic acid, 2-phenylethenylphosphonic acid, β-styrylphosphonic acid, styrene phosphonic acid, phosphonic acid, (2-phenylethenyl)-, [(E)-2-phenylethenyl]phosphonic acid, NSC 114546

2-phenylvinylphosphonic acid (CAS 1707-08-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H9O3P and a molecular weight of 184.12900 g/mol. It is also known as (2-phenylethenyl)phosphonic acid, styrylphosphonic acid and 2-phenylethenylphosphonic acid. Key properties include a boiling point of 394ºC at 760mmHg, a density of 1.383g/cm3 and a flash point of 192.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1707-08-0
Jingsj CID
J-31608-8
Molecular Formula
C8H9O3P
Chinese Name
2-苯基乙烯基膦酸
Molecular Weight
184.12900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point394ºC at 760mmHg
Density1.383g/cm3
Flash Point192.1ºC

Frequently Asked Questions

What is the CAS number of 2-phenylvinylphosphonic acid?

The CAS number of 2-phenylvinylphosphonic acid is 1707-08-0.

What are the molecular formula and molecular weight of 2-phenylvinylphosphonic acid?

2-phenylvinylphosphonic acid has molecular formula C8H9O3P and molecular weight 184.12900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-phenylvinylphosphonic acid (CAS 1707-08-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31608-8 (accessed 2026-10-24).

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