Butyl phosphite
Names
[ CAS No. ]:
102-85-2
[ Name ]:
Butyl phosphite
[Synonym ]:
EINECS 203-061-3
phosphite de tributyle
MFCD00009437
tri-n-butyl phosphite
Tributyl phosphite
Phosphorous Acid Tributyl Ester
Tributoxyphosphine
Phosphorous acid, tributyl ester
Butyl phosphite
Phosphorous acid,tributyl ester
Chemical & Physical Properties
[ Density]:
0.925 g/mL at 25 °C(lit.)
[ Boiling Point ]:
268.1±0.0 °C at 760 mmHg
[ Melting Point ]:
-80 °C
[ Molecular Formula ]:
C12H27O3P
[ Molecular Weight ]:
250.315
[ Flash Point ]:
121.1±0.0 °C
[ Exact Mass ]:
250.169785
[ PSA ]:
41.28000
[ LogP ]:
3.85
[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C
[ Index of Refraction ]:
n20/D 1.431(lit.)
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- TH0875000
- CHEMICAL NAME :
- Phosphorous acid, tributyl ester
- CAS REGISTRY NUMBER :
- 102-85-2
- BEILSTEIN REFERENCE NO. :
- 1703866
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 10
- MOLECULAR FORMULA :
- C12-H27-O3-P
- MOLECULAR WEIGHT :
- 250.36
- WISWESSER LINE NOTATION :
- 4OPO4&O4
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- Open irritation test
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 26,269,1944
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1116,1986
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration into the eye
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- AJOPAA American Journal of Ophthalmology. (Ophthalmic Pub. Co., 435 N. Michigan Ave., Suite 1415, Chicago, IL 60611) Series 3: V.1- 1918- Volume(issue)/page/year: 29,1363,1946 ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 3 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 26,269,1944
- TYPE OF TEST :
- LC - Lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >220 ppm/6H
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 34,286,1973
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 2 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 34,286,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2338 No. of Facilities: 45 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 5124 (estimated) No. of Female Employees: 356 (estimated)
Safety Information
[ Symbol ]:
GHS05, GHS07
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H312-H314
[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310
[ Personal Protective Equipment ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
[ Hazard Codes ]:
Xn:Harmful;
[ Risk Phrases ]:
R21;R36/37/38
[ Safety Phrases ]:
S26-S36/37/39-S45
[ RIDADR ]:
UN 3265 8/PG 3
[ WGK Germany ]:
3
[ RTECS ]:
TH0875000
[ Hazard Class ]:
8.0
[ HS Code ]:
2920901900
Synthetic Route
Customs
[ HS Code ]: 2920901900
[ Summary ]:
2920901900 VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%
Articles
Chem. Biol. Interact. 80(3) , 327-38, (1991)
Human blood monocyte carboxylesterase (CBE) is inhibited by a variety of organophosphorus compounds including arylphosphates and arylphosphites and some alkylphosphites. Triphenyl phosphate and triphe...
Reaction of tributyl phosphite with oxidized iron: surface and tribological chemistry.Langmuir 20(18) , 7557-68, (2004)
The surface chemistry of a model lubricant additive, tributyl phosphite (TBPi), is investigated on Fe3O4 in ultrahigh vacuum. A portion of the TBPi desorbs molecularly following adsorption at approxim...