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CAS No. 78-40-0
Content 99.50%
Packing 220kg/drum
| Name | Triethyl phosphate |
| Synonyms | TEP BHGUARD-TEP AURORA KA-1638 ETHYL PHOSPHATE Triethyl phosphate Flame retardant-TEP ETHYL ACID PHOSPHATE Phosphoric acid ethyl Ethyl phosphate, TEP Triethyl Phosphate (TEP) Phosphoric acid triethyl Triethylphosphatecolorlessliq PHOSPHORIC ACID TRIETHYL ESTER Phosphoric acid triethyl ester |
| CAS | 78-40-0 |
| EINECS | 201-114-5 |
| InChI | InChI=1/C6H15O4P/c1-4-8-11(7,9-5-2)10-6-3/h4-6H2,1-3H3 |
| InChIKey | DQWPFSLDHJDLRL-UHFFFAOYSA-N |
| Molecular Formula | C6H15O4P |
| Molar Mass | 182.15 |
| Density | 1.072 g/mL at 25 °C (lit.) |
| Melting Point | -56 °C |
| Boling Point | 215 °C (lit.) |
| Specific Rotation(α) | n20/D 1.403 (lit.) |
| Flash Point | 240°F |
| Water Solubility | SOLUBLE |
| Solubility | Slightly hygroscopic, soluble in water, but gradually decomposes when the temperature rises. Soluble in ethanol, ether, acetone, ester, benzene, aliphatic hydrocarbons, aromatic hydrocarbons and chlorinated hydrocarbons and other organic solvents. |
| Vapor Presure | 1 mm Hg ( 40 °C) |
| Vapor Density | 6.28 (vs air) |
| Appearance | Transparent liquid |
| Specific Gravity | 1.072 |
| Color | Clear |
| Merck | 14,9674 |
| BRN | 1705772 |
| PH | 7 (H2O, 20℃) |
| Storage Condition | Store below +30°C. |
| Stability | Stable. Combustible. Incompatible with strong oxidizing agents, water. |
| Sensitive | 7: reacts slowly with moisture/water |
| Explosive Limit | 1.2-10%(V) |
| Refractive Index | n20/D 1.403(lit.) |
| MDL | MFCD00009077 |
| Physical and Chemical Properties | Character: colorless transparent liquid. melting point -56 ℃ boiling point 215 ℃ relative density 1.064 refractive index 1.404 flash point 115.5 ℃ soluble in ethanol, soluble in ether, benzene and other organic solvents, also soluble in water. |
| Use | It is used as a plasticizer for high boiling point solvents, rubber and plastics, and also used as a raw material for the preparation of pesticides, ethylation reagents, etc. |
| Hazard Symbols | Xn – Harmful |
| Risk Codes | R22 – Harmful if swallowed R36 – Irritating to the eyes |
| Safety Description | S25 – Avoid contact with eyes. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 1 |
| RTECS | TC7900000 |
| TSCA | Yes |
| HS Code | 29190090 |
| Toxicity | LD50 orally in Rabbit: 1165 mg/kg |
| LogP | 1.11 at 20℃ |
| Introduction | triethyl phosphate has a wide range of applications, such as additives in textiles and paper products, plasticizers in plastics and coatings, non-reactive flame retardants, hardeners and accelerators, lubricants, flotation agents, defoamers, emulsifiers, stabilizers or extractants. |
| Use | for high boiling point solvents and plasticizers, also used in the preparation of pesticides and waterproof compound preparation used as high boiling point solvent, rubber and plastic plasticizer, also used as raw materials for the preparation of pesticides, The product is a high boiling point solvent, rubber and plastic plasticizer. It is also a catalyst. It is also used as a raw material for the preparation of pesticides. And used as an ethylation reagent for the production of ketene. In Japan, 70% of this product is used for the catalyst and about 20% is used as the solvent. The main purposes are as follows:(1) catalyst xylene isomer catalyst; Olefin polymerization catalyst; Catalyst for manufacturing tetraethyl lead; Catalyst for manufacturing carbodiimide; Catalyst for displacement reaction of trialkyl boron and olefin; A catalyst for producing ketene by dehydration of acetic acid at high temperature; A catalyst for polymerization of styrene with conjugated diene compounds; And a function of preventing discoloration of fibers if used in the polymerization of terephthalic acid and ethylene glycol. (2) the solvent of cellulose nitrate and cellulose acetate; The solvent used to maintain the life of the organic peroxide catalyst; The solvent used for the dispersion of fluorinated ethylene; The polyester resin, peroxide agent and diluent for curing catalyst of epoxy resin. (3) stabilizers chlorine-based pesticides and stabilizers; Stabilizers for phenolic resins; Solid agents for sugar alcohol resins. (4) curing agent of dimethylphenol formaldehyde resin in synthetic resin; Softening agent of phenolic resin used in Shell molding; Softening agent of vinyl chloride; Plasticizer of vinyl acetate polymer; Flame retardant of polyester resin. rubber plastic flame retardant reinforcing agent; Pesticide insecticidal raw materials; Resin aging agent, stabilizer high boiling point solvent. Ethylation reagent. Plastics, gums, resins and other toughening agents. Pesticides. Preparation of fire retardant compounds high boiling point solvent, ketene production catalyst, ethylation reagent, nitrocellulose and cellulose acetate solvent. |
| production method | 1. Obtained by the reaction of ethanol and phosphorus trichloride. Phosphorus oxychloride was reacted with ethanol to form triethyl phosphate. The final product is obtained by neutralization, filtration, dealcoholization, and fractional distillation under reduced pressure. |
| spontaneous combustion temperature | 845 ° F. |
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