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Triethyl phosphate(78-40-0)

Triethyl phosphate(78-40-0)
Product IdentificationBack to Contents
【Product Name】

Triethyl phosphate
【Synonyms】

Ethyl phosphate
TEP
【CAS】

78-40-0
【Formula】

C6H15O4P
【Molecular Weight】

182.16
【EINECS】

201-114-5
【RTECS】

TC7900000
【RTECS Class】

Mutagen; Reproductive Effector; Primary Irritant
【Merck】

12,9806
【Beilstein/Gmelin】

1705772
【Beilstein Reference】

4-01-00-01339
【EC Index Number】

015-013-00-7
【EC Class】

Harmful
Physical and Chemical PropertiesBack to Contents
【Appearance】

Colorless liquid, mild odor.
【Solubility in water】

Slightly soluble
【Melting Point】

-57
【Boiling Point】

215
【Vapor Pressure】

0.18 (25 C)
【Density】

1.07 g/cm3
【Partition Coefficient】

1.08
【Heat Of Vaporization】

43.7 kJ/mol
【Usage】

Used as a catalyst in the production of acetic anhydride by the ketene process, as a desensitizing agent for peroxides, and as a solvent and plasticizer for cellulose acetate.
【Saturation Concentration】

1316 ppm (0.1%) at 39.6 C (calculated)
【Vapor Density】

6.28
【Refractive Index】

1.407 (20 C)
First Aid MeasuresBack to Contents
【Ingestion】

Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid.
【Inhalation】

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
【Skin】

Get medical aid if irritation develops or persists. Wash clothing before reuse. Flush skin with plenty of soap and water.
【Eyes】

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Handling and StorageBack to Contents
【Storage】

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】

Wash thoroughly after handling. Wash hands before eating. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Wash clothing before reuse.
Hazards IdentificationBack to Contents
【Inhalation】

May cause respiratory tract irritation.
【Skin】

May cause skin irritation.
【Eyes】

May cause eye irritation.
【Ingestion】

May cause irritation of the digestive tract. May be harmful if swallowed. May inhibit cholinesterase activity, thereby producing nervous system effects.
【EC Risk Phrase】

R 22
【EC Safety Phrase】

S 25
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Exposure Effects】

Chronic exposure to organic solvents has been associated with various neurotoxic effects including permanent brain and nervous system damage. Chronic ingestion may cause neurological symptoms. Reproductive effects have been reported in animals.
【Poison Class】

4
Fire Fighting MeasuresBack to Contents
【Flash Point】

115
【Autoignition】

480
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Containers may explode when heated. Extinguishing media: Water or foam may cause frothing. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam. Use agent most appropriate to extinguish fire. Cool containers with flooding quantities of water until well after fire is out.
【Upper exp. limit】

10
【Lower exp. limit】

1.7
【Fire Potential】

Slight when exposed to heat or flame.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Avoid runoff into storm sewers and ditches which lead to waterways. Clean up spills immediately, using the appropriate protective equipment. Remove all sources of ignition. Provide ventilation.
Stability and ReactivityBack to Contents
【Disposal Code】

3
【Stability】

Stable under normal temperatures and pressures.
【Incompatibilities】

Strong oxidizing agents - strong bases.
【Decomposition】

Carbon monoxide, oxides of phosphorus, irritating and toxic fumes and gases, carbon dioxide.
【Combustion Products】

May produce hazardous decomposition products such as carbon dioxide, carbon monoxide and oxides of phosphorus.
Transport InformationBack to Contents
【HS Code】

2919 00 90
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