(4-nitrophenyl)phosphonic acid

(4-硝基苯基)-磷酸

Also known as: 4-nitrophenylphosphonic acid, (p-nitrophenyl)phosphonic acid, (4-nitro-phenyl)-phosphonic acid, 4-nitrophenyl phosphonate, 4-nitrobenzenephosphonic acid, NSC 420, Phosphonic acid, P-(4-nitrophenyl)-, Phosphonic acid, (p-nitrophenyl)-

(4-nitrophenyl)phosphonic acid (CAS 2175-86-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6NO5P and a molecular weight of 203.08900 g/mol. It is also known as 4-nitrophenylphosphonic acid, (p-nitrophenyl)phosphonic acid and (4-nitro-phenyl)-phosphonic acid. Key properties include a boiling point of 457.2ºC at 760mmHg, a density of 1.64g/cm3 and a flash point of 230.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2175-86-2
Jingsj CID
J-1506063-1
Molecular Formula
C6H6NO5P
Chinese Name
(4-硝基苯基)-磷酸
Molecular Weight
203.08900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point457.2ºC at 760mmHg
Density1.64g/cm3
Flash Point230.3ºC

Frequently Asked Questions

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

The CAS number of (4-nitrophenyl)phosphonic acid is 2175-86-2.

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

(4-nitrophenyl)phosphonic acid has molecular formula C6H6NO5P and molecular weight 203.08900 g/mol.

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

Last updated:

How to cite: Jingsj. "(4-nitrophenyl)phosphonic acid (CAS 2175-86-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506063-1 (accessed 2026-10-25).

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