Paint chemicals

115-86-6

C18H15O4P

This product is white, odorless crystalline powder, insoluble in water, easy to hydrolyze in moisture to generate free phenol, soluble in alcohols, ethers, benzene and acetone and other organic solvents, ultraviolet absorption. It is mainly used as flame retardant plasticizer for engineering plastics and phenolic resin laminates; used as softener for synthetic rubber, raw material for manufacturing trimethyl phosphate, etc.; used as nitrocellulose and cellulose acetate, flame retardant plasticizer, fire-resistant solvent, nitrocellulose lacquer, synthetic resin, impregnating agent for roofing paper, and camphor substitute for celluloid manufacturing.

Name	Triphenyl phosphate
Synonyms	TPP Dymel Altal Reofos TPP PhosflexTPP celluflextpp DisflamollTP disflamolltp Disflamoll TP Celluflex TPP Tripheyl phosphate Triphenyl phosphate Triphenyl Phosphate(TPP) TRIPHENYL PHOSPHATE (TPP) Triphenyl Phosphate (TPPa) Triphenyl phosphate white xtl Phosphoric acid triphenyl ester triphenyl phosphate free of phenol

Physico-chemical Properties

Molecular Formula	C18H15O4P
Molar Mass	326.28
Density	1.2055
Melting Point	48-50 °C (lit.)
Boling Point	244 °C/10 mmHg (lit.)
Flash Point	435°F
Water Solubility	insoluble
Solubility	Insoluble in water, slightly soluble in alcohol, soluble in benzene, chloroform, acetone, soluble in ether.
Vapor Presure	1.3 mm Hg ( 200 °C)
Vapor Density	11.3 (vs air)
Appearance	Colorless crystal
Color	White
Odor	Odorless
Exposure Limit	TLV-TWA air 3 mg/m3 (ACGIH, OSHA,and NIOSH).
Merck	14,9742
BRN	1888236
Storage Condition	Store below +30°C.
Stability	Stable.
Refractive Index	1.563
MDL	MFCD00003031
Physical and Chemical Properties	Melting point 47-53°C boiling point 370°C flash point 220°C water-soluble insoluble
Use	As a plasticizer for plastics such as nitrocellulose, cellulose acetate and polyvinyl chloride

115-86-6 – Risk and Safety

Risk Codes	R22 – Harmful if swallowed R38 – Irritating to the skin R40 – Limited evidence of a carcinogenic effect R48/20/22 – R50/53 – Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R52/53 – Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R36/37/38 – Irritating to eyes, respiratory system and skin. R67 – Vapors may cause drowsiness and dizziness R66 – Repeated exposure may cause skin dryness or cracking R36 – Irritating to the eyes R11 – Highly Flammable R51/53 – Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Description	S36/37 – Wear suitable protective clothing and gloves. S61 – Avoid release to the environment. Refer to special instructions / safety data sheets. S60 – This material and its container must be disposed of as hazardous waste. S24/25 – Avoid contact with skin and eyes. S22 – Do not breathe dust. S36 – Wear suitable protective clothing. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S16 – Keep away from sources of ignition. S24 – Avoid contact with skin. S9 – Keep container in a well-ventilated place.
UN IDs	UN 3077 9/PG 3
WGK Germany	2
RTECS	TC8400000
TSCA	Yes
HS Code	29190010
Hazard Class	9
Packing Group	III
Toxicity	LD50 orally in Rabbit: 3500 mg/kg LD50 dermal Rabbit > 7900 mg/kg

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