Butyl levulinate

Modify Date: 2025-08-21 12:31:35

Butyl levulinate structure	Common Name	Butyl levulinate
	CAS Number	2052-15-5	Molecular Weight	172.221
	Density	1.0±0.1 g/cm3	Boiling Point	240.3±13.0 °C at 760 mmHg
	Molecular Formula	C₉H₁₆O₃	Melting Point	N/A
	MSDS	Chinese USA	Flash Point	91.7±0.0 °C

Name	butyl 4-oxopentanoate
Synonym	More Synonyms

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

Butyl levulinate MSDS(Chinese)

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)

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

Precursor 10
CAS#:1623-88-7 5-Chloromethylf... CAS#:71-36-3 Butanol CAS#:79-24-3 Nitroethane CAS#:141-32-2 butyl acrylate
CAS#:98-00-0 Furfuryl alcohol CAS#:123-76-2 Levulinic acid CAS#:106-98-9 1-Butene CAS#:64-18-6 Formic Acid
CAS#:624-45-3 Methyl 4-oxopen... CAS#:591-12-8 Alpha-Angelica ...
DownStream 9
CAS#:3123-97-5 2(3H)-Furanone,... CAS#:108-29-2 γ-Valerolactone CAS#:129549-67-3 butyl 4-hydroxy... CAS#:71-36-3 Butanol
CAS#:126-00-1 Diphenolic acid CAS#:7297-88-3 butyl 4,4-bis(4... CAS#:7297-85-0 methyl 4,4-bis(... CAS#:7297-86-1 ethyl 4,4-bis(4...
CAS#:86240-21-3 2-methyl-5-oxo-...

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%

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...

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

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Butyl levulinate
Price: Check
Purity: 98.5%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Butyl levulinate
Price: ￥258.0/500ml ￥78.0/100ml
Purity: 98.0%
Delivery: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Butyl levulinate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: butyl 4-oxopentanoate
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Butyl levulinate
Price: ￥Inquiry/25kg
Purity: 99.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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Butyl levulinate

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