Trimethylphenyl phosphate (TCP)

- Jan 07, 2019-

Trimethylphenyl phosphate (TCP)

CAS: 1330-78-5

Chinese Name: Trimethylphenyl Phosphate

English name: tricresyl phosphate; Tritolyl phosphate

Molecular formula: C21H21O4P; (CH3C6H4O) 3PO molecular weight: 368.36

Three isomers:

Tri-o-tolylphosphate; Tri-o-Tolylphosphate (TOCP); CAS: 78-30-8

Tri m-tolylphosphate; Tri-m-tolylphosphate; CAS: 563-04-2

Tri-p-tolylphosphate; Tri-p-tolylphosphate; CAS: 78-32-0

Density: relative density (water = 1) 1.16

Solidification point: <; 35 C

Refractive index: 1.553-1.556

Viscosity (20 C): 78-85 mPa.s

Phosphorus: 8.4%

Flash Point (Opening Cup): > 230 C

Solubility parameter: 9.8

Steam pressure: 225 C

Appearance: Transparent liquid with aromatic odor

Acid value (mgKOH/g): <0.1

Free phenol: <0.1%

Chromaticity (APHA): <50

Reduction after heating: <0.1%

Solubility parameter: 9.8

Steam pressure: 225 C

Solubility: insoluble in water, soluble in alcohol, benzene and other organic solvents

Stability: Stability

Appearance and Properties: Colorless or yellowish transparent oily liquid

Hazard Marking: 14 (Toxics)

Usage: Plastic plasticizer, spray paint plasticizer