Phosphonic acid, P-(1-naphthalenylmethyl)-

1-萘基甲基磷酸

Also known as: (1-Naphthylmethyl)phosphonic acid, naphthalen-1-ylmethylphosphonic acid, 1-naphthalenemethylphosphonate, 1-naphthylmethylphosphonic acid, NSC 78906

Phosphonic acid, P-(1-naphthalenylmethyl)- (CAS 4730-77-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H11O3P and a molecular weight of 222.17700 g/mol. It is also known as (1-Naphthylmethyl)phosphonic acid, naphthalen-1-ylmethylphosphonic acid and 1-naphthalenemethylphosphonate. Key properties include a melting point of 212-213ºC, a boiling point of 478ºC at 760mmHg, a density of 1.397g/cm3 and a flash point of 242.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4730-77-2
Jingsj CID
J-1162529-6
Molecular Formula
C11H11O3P
Chinese Name
1-萘基甲基磷酸
Molecular Weight
222.17700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point212-213ºC
Boiling Point478ºC at 760mmHg
Density1.397g/cm3
Flash Point242.9ºC

Frequently Asked Questions

What is the CAS number of Phosphonic acid, P-(1-naphthalenylmethyl)-?

The CAS number of Phosphonic acid, P-(1-naphthalenylmethyl)- is 4730-77-2.

What are the molecular formula and molecular weight of Phosphonic acid, P-(1-naphthalenylmethyl)-?

Phosphonic acid, P-(1-naphthalenylmethyl)- has molecular formula C11H11O3P and molecular weight 222.17700 g/mol.

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

Last updated:

How to cite: Jingsj. "Phosphonic acid, P-(1-naphthalenylmethyl)- (CAS 4730-77-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1162529-6 (accessed 2026-10-26).

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