Butyl levulinate

Names

[ CAS No. ]:
2052-15-5

[ Name ]:
Butyl levulinate

[Synonym ]:
n-Butyl laevulinate
Pentanoic acid, 4-oxo-, butyl ester
n-Butyl levulinate
Butyl 4-Oxovalerate
Butyl laevulinate
Laevulinsaeure-butylester
EINECS 218-143-4
Butyl 4-oxopentanoate
Levulinic Acid Butyl Ester
MFCD00009449
Butyl 4-ketovalerate
LEVULINIC ACID,BUTYL ESTER
Butyl acetylpropionate
butyl-4-oxopentanoate
Butyl levulinate
Pentanoic acid,4-oxo-,butyl ester
4-Oxovaleric acid butyl ester

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
240.3±13.0 °C at 760 mmHg

[ Molecular Formula ]:
C₉H₁₆O₃

[ Molecular Weight ]:
172.221

[ Flash Point ]:
91.7±0.0 °C

[ Exact Mass ]:
172.109940

[ PSA ]:
43.37000

[ LogP ]:
1.46

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.426

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: OI1695000

CHEMICAL NAME :: Levulinic acid, butyl ester

CAS REGISTRY NUMBER :: 2052-15-5

BEILSTEIN REFERENCE NO. :: 1768453

LAST UPDATED :: 199701

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C9-H16-O3

MOLECULAR WEIGHT :: 172.25

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 21,655,1983 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 21,655,1983

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 21,655,1983 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5775 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1822 (estimated) No. of Female Employees: 272 (estimated)

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)

[ Hazard Codes ]:
Xi

[ Safety Phrases ]:
S24/25

[ WGK Germany ]:
2

[ RTECS ]:
OI1695000

[ Packaging Group ]:
I; II; III

[ Hazard Class ]:
6.1

[ HS Code ]:
2918300090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2918300090

[ Summary ]:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Articles

Conversion of biomass-derived levulinate and formate esters into γ-valerolactone over supported gold catalysts.

ChemSusChem 4(12) , 1838-43, (2011)

The utilization of biomass has recently attracted tremendous attention as a potential alternative to petroleum for the production of liquid fuels and chemicals. We report an efficient alcohol-mediated...