(4-Hydrazinylphenyl)phosphonic acid

(4-肼基苯基)膦酸

Also known as: (4-Hydrazinophenyl)phosphonic acid, (4-hydrazinylphenyl)phosphonic acid, Phosphonic acid, (4-hydrazinylphenyl)-

(4-Hydrazinylphenyl)phosphonic acid (CAS 98197-04-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H9N2O3P and a molecular weight of 188.121 g/mol. It is also known as (4-Hydrazinophenyl)phosphonic acid, (4-hydrazinylphenyl)phosphonic acid and Phosphonic acid, (4-hydrazinylphenyl)-. Key properties include a boiling point of 474.4±47.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 240.7±29.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98197-04-7
Jingsj CID
J-1014141-2
Molecular Formula
C6H9N2O3P
Chinese Name
(4-肼基苯基)膦酸
Molecular Weight
188.121 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point474.4±47.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point240.7±29.3 °C

Frequently Asked Questions

What is the CAS number of (4-Hydrazinylphenyl)phosphonic acid?

The CAS number of (4-Hydrazinylphenyl)phosphonic acid is 98197-04-7.

What are the molecular formula and molecular weight of (4-Hydrazinylphenyl)phosphonic acid?

(4-Hydrazinylphenyl)phosphonic acid has molecular formula C6H9N2O3P and molecular weight 188.121 g/mol.

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

Last updated:

How to cite: Jingsj. "(4-Hydrazinylphenyl)phosphonic acid (CAS 98197-04-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1014141-2 (accessed 2026-10-23).

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