Products Categories
CAS No.: | 102-85-2 |
---|---|
Name: | TRIBUTYL PHOSPHITE |
Article Data: | 45 |
Molecular Structure: | |
Formula: | C12H27 O3 P |
Molecular Weight: | 250.318 |
Synonyms: | 1-Butanol,1,1',1''-phosphinidynetri- (6CI); Butyl phosphite, (BuO)3P (4CI); JP 304; NSC2675; Phosphorus tributoxide (P(OBu)3); Tri-n-butyl phosphite;Tributoxyphosphine; Tributyl phosphite |
EINECS: | 203-061-3 |
Density: | g/cm3 |
Melting Point: | -80 °C |
Boiling Point: | 125 °C |
Flash Point: | 121.1°C |
Solubility: | Not miscible or difficult to mix in water. |
Appearance: | Clear colorless liquid |
Hazard Symbols: | |
Risk Codes: | 21-34 |
Safety: | Moderately toxic by ingestion and skin contact. A skin and eye irritant. Has been known to damage eyes. Combustible when exposed to heat or flame. To fight fire, use CO2, dry chemical. When heated to decomposition it emits toxic fumes of POx. |
PSA: | 41.28000 |
LogP: | 4.66340 |
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate under 8 Torr; Heating; | A 71% B n/a |
tri-n-butyl phosphite
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate under 8 Torr; Heating; | 71% |
Conditions | Yield |
---|---|
With potassium phosphate; tetrahexylammonium chloride; phosphorus trichloride In dichloromethane at 20℃; for 3h; | 69% |
With sodium hexachloroplatinate; phosphan at 24.9℃; Rate constant; Kinetics; also in the presence of LiCl, HCl, H2O, LiBr, NaI; var. conc. of reactants; | |
With ammonia; Petroleum ether; phosphorus trichloride |
diethyl ester of 2-phenylethynylphosphonous acid
butan-1-ol
A
tri-n-butyl phosphite
B
phenylacetylene
Conditions | Yield |
---|---|
With C4H9ONa Product distribution; Heating; oth. alcohols; | A 63% B n/a |
S,S-diethyl-N-diethylamidodithiophosphite
butan-1-ol
A
triethyl trithiophosphite
B
tri-n-butyl phosphite
Conditions | Yield |
---|---|
at 160℃; for 8h; Product distribution; Mechanism; | A 36% B 40% |
S,S-diethyl-N-diethylamidodithiophosphite
butan-1-ol
A
triethyl trithiophosphite
B
tri-n-butyl phosphite
C
diethylamine
D
ethanethiol
Conditions | Yield |
---|---|
at 160℃; for 8h; | A 36% B 40% C n/a D n/a |
Conditions | Yield |
---|---|
With benzene |
butyl dichlorophosphite
sodium butanolate
A
dibutyl chlorophosphite
B
tri-n-butyl phosphite
Conditions | Yield |
---|---|
With diethyl ether; phosphorus trichloride |
IUPAC Name:Tributyl phosphite (102-85-2)
Synonyms: 1,1,1-Phosphinidynetri-1-butano ; Butyl phosphite ((C4H9O)3P) ; jp304 ; Phosphorus derivative ; Phosphorustributoxide(p(obu)3) ; Syn-O-Ad P-312 ; Tributoxyphosphine ; Tributylfosfit
Product Categories: Organic Building Blocks;Organic Phosphates/Phosphites;Phosphorus Compounds
CAS: 102-85-2
Molecular Formula :C12H27O3P
Molecular Weight: 250.31
Molecular Structure:
EINECS: 203-061-3
Mol File: 102-85-2.mol
Flash Point: 121.1 °C
Enthalpy of Vaporization: 48.57 kJ/mol
Melting point: -80 °C
Boiling Point: 268.1 °C at 760 mmHg
Vapour Pressure: 0.013 mmHg at 25°C
Density : 0.925 g/mL at 25 °C(lit.)
Refractive index: n20/D 1.431(lit.)
BRN: 1703866
Appearance: Clear colorless liquid
Tributyl phosphite (102-85-2) is used as lubricants, preservatives, heat stabilizers of Intensifier.
1. | skn-rbt 10 mg/24H | JIHTAB Journal of Industrial Hygiene and Toxicology. 26 (1944),269. | ||
2. | eye-rbt 500 mg | AJOPAA American Journal of Ophthalmology. 29 (1946),1363. | ||
3. | orl-rat LD50:3000 mg/kg | JIHTAB Journal of Industrial Hygiene and Toxicology. 26 (1944),269. | ||
4. | skn-rbt LD50:2 g/kg | AIHAAP American Industrial Hygiene Association Journal. 34 (1973),286. |
Reported in EPA TSCA Inventory.
Hazard Codes C
Risk Statements 21-34
21:Tributyl phosphite (102-85-2) is harmful in contact with skin.
34: Tributyl phosphite (102-85-2) can causes burns.
Safety Statements 26-36/37/39-45
25: Avoid contact with eyes
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR UN 3265 8/PG 3
WGK Germany 3
RTECS TH0875000
1.General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
2.Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam
3.Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
4.Storage: Store Tributyl phosphite (102-85-2) in a cool, dry place. Store in a tightly closed container.