2-Naphthyl diphenyl phosphate

磷酸-2-萘基二苯基酯

Also known as: 2-Naphthalenyl diphenyl ester, 2-Naphthyl diphenyl phosphate (PNDP), Naphthalen-2-yl diphenyl phosphate, Phosphoric acid, 2-naphthalenyl diphenyl ester, Phosphorsaeure-[2]naphthylester-diphenylester, naphthyl diphenyl phosphate

2-Naphthyl diphenyl phosphate (CAS 18872-49-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H17O4P and a molecular weight of 376.342 g/mol. It is also known as 2-Naphthalenyl diphenyl ester, 2-Naphthyl diphenyl phosphate (PNDP) and Naphthalen-2-yl diphenyl phosphate. Key properties include a boiling point of 469.3±14.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 250.9±40.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18872-49-6
Jingsj CID
J-1336621-2
Molecular Formula
C22H17O4P
Chinese Name
磷酸-2-萘基二苯基酯
Molecular Weight
376.342 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point469.3±14.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point250.9±40.4 °C

Frequently Asked Questions

What is the CAS number of 2-Naphthyl diphenyl phosphate?

The CAS number of 2-Naphthyl diphenyl phosphate is 18872-49-6.

What are the molecular formula and molecular weight of 2-Naphthyl diphenyl phosphate?

2-Naphthyl diphenyl phosphate has molecular formula C22H17O4P and molecular weight 376.342 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Naphthyl diphenyl phosphate (CAS 18872-49-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1336621-2 (accessed 2026-10-26).

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