Products Categories
CAS No.: | 78-40-0 |
---|---|
Name: | Triethyl phosphate |
Article Data: | 295 |
Cas Database | |
Molecular Structure: | |
|
|
Formula: | C6H15O4P |
Molecular Weight: | 182.156 |
Synonyms: | Triethylphosphate;Phosphoric acid, triethyl ester;Triethoxyphosphine oxide;1-diethoxyphosphoryloxyethane;Ethyl phosphate ((EtO)3PO);Triethylfosfat [Czech];Tris(ethyl) phosphate;Phosphoric acid,esters,triethyl ester;Levagard TEP;Ethyl phosphate (VAN);TEP Triethyl phosphate;Triethyl phosphate (TEP);Triethyl Phosp;TEP;Triethyl phosphate(TEP); |
EINECS: | 201-114-5 |
Density: | 1.066 g/cm3 |
Melting Point: | -56.4 ºC |
Boiling Point: | 219.3 ºC at 760 mmHg |
Flash Point: | 115.6 ºC |
Solubility: | SOLUBLE |
Appearance: | colourless liquid with a mild odour |
Hazard Symbols: |
![]() |
Risk Codes: | 22 |
Safety: | 25 |
PSA: | 54.57000 |
LogP: | 2.20400 |
Conditions | Yield |
---|---|
With pyridine; trifluoroacetic anhydride for 24h; | 100% |
With 3-chloro-benzenecarboperoxoic acid In dichloromethane for 20h; | 100% |
With ozone In dichloromethane at -75℃; | 95% |
Conditions | Yield |
---|---|
With pyridine; trifluoroacetic anhydride for 2h; | 100% |
With ozone In dichloromethane at -75℃; | 94% |
With Oxone In tetrahydrofuran; methanol Ambient temperature; | 85% |
Conditions | Yield |
---|---|
With iodosylbenzene In tetrahydrofuran for 24h; Heating; | 100% |
With tetraethylammonium iodide In acetonitrile at 25℃; electrosynthesis; | 98.7% |
With oxygen; copper dichloride at 50℃; for 5h; Product distribution; effect of the temp., the reagent ratio, the reaction time; | 97% |
Conditions | Yield |
---|---|
With phosphorous; oxygen; copper dichloride In benzene at 50℃; | 98.2% |
With phosphorous; oxygen; copper dichloride In benzene at 50℃; Product distribution; Mechanism; other alkylalcohols, var. concentrations of reagents; | 98.2% |
With trichlorophosphate In acetone at 10 - 30℃; under 10 Torr; for 4h; | 97.7% |
triethyl phosphite
A
diethyl sulfate
B
triethyl phosphate
C
ethylphosphonic acid diethyl ester
Conditions | Yield |
---|---|
With sulfur trioxide In dichloromethane at -78℃; | A 97% B 2% C 1% |
With sulfur trioxide In dichloromethane at -78℃; | A 17% B 55% C 28% |
1-bromo-hexane
triethyl phosphite
A
triethyl phosphate
B
ethylphosphonic acid diethyl ester
C
diethyl hexylphosphonate
Conditions | Yield |
---|---|
at 170℃; for 12h; Inert atmosphere; Dean-Stark; | A n/a B n/a C 95% |
Conditions | Yield |
---|---|
With phosphorus; tetraethylammonium iodide In water; acetonitrile electrolysis; | A n/a B n/a C 84% |
diethyl (trichloromethyl)phosphonate
ethanol
phosphonic acid diethyl ester
A
triethyl phosphate
B
diethyl (dichloromethyl)phosphonate
Conditions | Yield |
---|---|
With triethylamine at 20℃; | A n/a B 84% |
N,N,N',N'-Tetramethylharnstoff-diethylacetal
phosphonic acid diethyl ester
A
triethyl phosphate
B
dimethyl amine
C
diethyl phosphonate
Conditions | Yield |
---|---|
at 80℃; under 400 Torr; reduced pressure; | A n/a B n/a C 83% |
A
triethyl phosphate
Conditions | Yield |
---|---|
With ethanol In dichloromethane at 40℃; for 0.5h; | A n/a B 82% |
Triethyl phosphate was firstly studied by a French chemist named Jean Louis Lassaigne in the early 1800s.
1. Introduction of Triethyl Phosphate
Triethyl Phosphate, its synonyms are Phosphoric acid, triethyl ester; Tris(ethyl) phosphate; Triethylfosfat; TEP; Triethoxyphosphine oxide; Ethyl phosphate. Triethyl phosphate is a colorless liquid.
2. Properties of Triethyl Phosphate
Water Solubility: soluble
Density: 1.066 g/cm3
Flash Point: 115.6 °C
Enthalpy of Vaporization: 43.72 kJ/mol
Boiling Point: 219.3 °C at 760 mmHg
Vapor pressure: 1 mm Hg ( 40 °C)
Melting Point: -56 °C
Vapour Pressure of Triethyl Phosphate (CAS NO.78-40-0): 0.177 mmHg at 25 °C
Classification Code: Mutation data; Reproductive Effect; Skin / Eye Irritant
Product Categories: Organics;Functional Materials;Phosphates (Plasticizer);Plasticizer
3. Structure Descriptors of Triethyl Phosphate
Canonical SMILES: P(OCC)(OCC)(OCC)=O
InChI: InChI=1/C6H15O4P/c1-4-8-11(7,9-5-2)10-6-3/h4-6H2,1-3H3
4. Toxicity of Triethyl Phosphate
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
guinea pig | LD50 | intraperitoneal | 800mg/kg (800mg/kg) | BEHAVIORAL: GENERAL ANESTHETIC | "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 605, 1969. |
guinea pig | LD50 | oral | 1600mg/kg (1600mg/kg) | BEHAVIORAL: GENERAL ANESTHETIC | "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 605, 1969. |
guinea pig | LD50 | skin | > 20mL/kg (20mL/kg) | National Technical Information Service. Vol. OTS0528351, | |
mouse | LC | inhalation | > 44300ug/m3/4 (44.3mg/m3) | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 227, 1999. | |
mouse | LD50 | intraperitoneal | 485mg/kg (485mg/kg) | Therapie. Vol. 15, Pg. 237, 1960. | |
mouse | LD50 | oral | 1180mg/kg (1180mg/kg) | BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: ATAXIA | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 227, 1999. |
rat | LCLo | inhalation | 28000ppm/6H (28000ppm) | American Industrial Hygiene Association Journal. Vol. 34, Pg. 286, 1973. | |
rat | LD50 | intraperitoneal | 800mg/kg (800mg/kg) | BEHAVIORAL: GENERAL ANESTHETIC | "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 605, 1969. |
rat | LD50 | oral | 1165mg/kg (1165mg/kg) | BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: ATAXIA | "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 227, 1999. |
rat | LDLo | intravenous | 1gm/kg (1000mg/kg) | BEHAVIORAL: GENERAL ANESTHETIC BEHAVIORAL: MUSCLE WEAKNESS LUNGS, THORAX, OR RESPIRATION: DYSPNEA | Nature. Vol. 179, Pg. 154, 1957. |