Cresyl diphenyl phosphate

磷酸甲苯二苯酯

Also known as: Diphenyl tolyl phosphate, Phosphoric acid cresyl diphenyl ester, Diphenyl methylphenyl phosphate, Cresyl diphenyl phosphate (so called), 2-Methylphenyl diphenyl phosphate, 3-Methylphenyl diphenyl phosphate, Disflamoll DPK, Kronitex CDP, Phosflex 112, Santicizer 140, Diphenyl p-tolyl phosphate, Phosphoric acid, 3-methylphenyl diphenyl ester

Cresyl diphenyl phosphate (CAS 26444-49-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C19H17O4P and a molecular weight of 340.310 g/mol. It is also known as Diphenyl tolyl phosphate, Phosphoric acid cresyl diphenyl ester and Diphenyl methylphenyl phosphate. Key properties include a melting point of -38°C, a boiling point of 405.9±24.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 212.7±43.2 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26444-49-5
Jingsj CID
J-23951-0
Molecular Formula
C19H17O4P
Chinese Name
磷酸甲苯二苯酯
Molecular Weight
340.310 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-38°C
Boiling Point405.9±24.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point212.7±43.2 °C
Exact Mass340.086456
PSA54.57000
LogP4.56
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.590

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H302 — Harmful if swallowed
  • H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code2919900090
Summary2919900090 other phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of Cresyl diphenyl phosphate?

The CAS number of Cresyl diphenyl phosphate is 26444-49-5.

What are the molecular formula and molecular weight of Cresyl diphenyl phosphate?

Cresyl diphenyl phosphate has molecular formula C19H17O4P and molecular weight 340.310 g/mol.

Is Cresyl diphenyl phosphate hazardous?

Cresyl diphenyl phosphate has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H410 — Very toxic to aquatic life with long lasting effects.

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

Last updated:

How to cite: Jingsj. "Cresyl diphenyl phosphate (CAS 26444-49-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23951-0 (accessed 2026-10-28).

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