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Diphenyl chlorophosphate

Also known as: Diphenyl phosphorochloridate, Diphenylphosphoryl chloride, Chlorodiphenoxyphosphine oxide, Diphenoxychlorophosphine oxide, Diphenyl chloridophosphate, Diphenyl phosphochloridate, Diphenylchlorophosphonate, Diphenylphosphoric acid monochloride, Diphenylphosphorus oxychloride, O,O-Diphenyl chlorophosphate, Phosphorochloridic acid diphenyl ester, diphenoxyphosphinyl chloride, diphenoxyphosphoryl chloride, diphenyl chloridophosphate, diphenylchlorophosphate, [chloro(phenoxy)phosphoryl]oxybenzene

Diphenyl chlorophosphate (CAS 2524-64-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H10ClO3P and a molecular weight of 268.633 g/mol. Key properties include a melting point of 314-316ºC, a boiling point of 363.5±11.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 256.2±26.9 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2524-64-3
Jingsj CID
J-1386132-0
Molecular Formula
C12H10ClO3P
Molecular Weight
268.633 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point314-316ºC
Boiling Point363.5±11.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point256.2±26.9 °C
Exact Mass268.005615
PSA45.34000
LogP3.65
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.574
Additional PropertyMAY DECOMPOSE

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code29209085

Frequently Asked Questions

What is the CAS number of Diphenyl chlorophosphate?

The CAS number of Diphenyl chlorophosphate is 2524-64-3.

What are the molecular formula and molecular weight of Diphenyl chlorophosphate?

Diphenyl chlorophosphate has molecular formula C12H10ClO3P and molecular weight 268.633 g/mol.

Is Diphenyl chlorophosphate hazardous?

Diphenyl chlorophosphate has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Diphenyl chlorophosphate?

For Diphenyl chlorophosphate, Upstream Products: Diphenyl phosphite, Phenol, Triphenyl phosphite; Downstream Products: Diphenyl (2,3-Dihydro-2-thioxo-3-benzoxazolyl)phosphonate, N-Acryloxysuccinimide, 4,4'-Thiodipyridine.

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

Last updated:

How to cite: Jingsj. "Diphenyl chlorophosphate (CAS 2524-64-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1386132-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.