butyl levulinate
butyl 4-oxovalerate
Identification
| Name | butyl levulinate |
| IUPAC | butyl 4-oxopentanoate |
| CAS Number | 2052-15-5 |
| EINECS | 218-143-4 |
| FDA UNII | OI56208RTB |
| Molecular Formula | C9 H16 O3 |
| Molecular Weight | 172.22412000 |
| MDL Number | MFCD00009449 |
| Nikkaji Number | J95.002E |
| Beilstein | 1768453 |
| CoE Number | 374 |
Regulatory
| JECFA Food Flavoring | 608 butyl levulinate |
| DG SANTE Food Flavourings | 09.436 butyl 4-oxovalerate |
| FEMA Number | 2207 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 2052-15-5 ; BUTYL LEVULINATE |
| FDA Regulation | FDA PART 172 -- FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 97.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Boiling Point | 106.00 to 108.00 °C. @ 5.50 mm Hg, 237.50 °C. @ 760.00 mm Hg |
| Acid Value | 2.00 max. KOH/g |
| Vapor Pressure | 0.038000 mmHg @ 25.00 °C. (est) |
| Flash Point | 198.00 °F. TCC ( 92.22 °C. ) |
| logP (o/w) | 1.457 (est) |
| Soluble in | alcohol |
| Similar Items | note |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | perfuming agents |
Organoleptic Properties
| Odor Description |
at 100.00 %. An herbaceous, waxy, fatty odor with savory applications
|
| Taste Description |
herbal herbal
|
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Human Experience | 4 % solution: no irritation or sensitization. |
| Oral/Parenteral Toxicity | oral-rat LD50 > 5000 mg/kg |
| Dermal Toxicity | skin-rabbit LD50 > 5000 mg/kg |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | flavor and fragrance agents |
| RIFM Fragrance Material Safety Assessment | Search |
| Recommendation for butyl levulinate usage levels up to | 4.0000 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | ND (μg/capita/day) |
| baked goods | - |
| beverages(nonalcoholic) | 0.20000 |
| beverages(alcoholic) | - |
| breakfast cereal | - |
| cheese | - |
| chewing gum | - |
| condiments / relishes | - |
| confectionery froastings | - |
| egg products | - |
| fats / oils | - |
| fish products | - |
| frozen dairy | - |
| fruit ices | - |
| gelatins / puddings | - |
| granulated sugar | - |
| gravies | - |
| hard candy | - |
| imitation dairy | - |
| instant coffee / tea | - |
| jams / jellies | - |
| meat products | - |
| milk products | - |
| nut products | - |
| other grains | - |
| poultry | - |
| processed fruits | - |
| processed vegetables | - |
| reconstituted vegetables | - |
| seasonings / flavors | - |
| snack foods | - |
| soft candy | - |
| soups | - |
| sugar substitutes | - |
| sweet sauces | - |
BOC Sciences
Best of Chemicals Supplier
Quality supplier of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecul...
Penta International Corporation
Chemistry innovation
At Penta, our products and services help businesses do business better.
Synerzine, Inc.
Innovation. Customization. Aroma Ingredients.
Synerzine is a leading supplier of flavor and fragrance ingredients.
Potential Uses
Natural Occurrence
Synonyms
butyl 4-ketovalerate
butyl 4-oxopentanoate
N-
butyl 4-oxopentanoate
butyl 4-oxovalerate
N-
butyl acetopropionate
butyl acetyl propionate
butyl gamma-butyrolactone
butyl laevulinate
N-
butyl laevulinate
N-
butyl levulinate
levulinic acid butyl ester
levulinic acid, butyl ester
4-keto
pentanoic acid butyl ester
pentanoic acid, 4-oxo-, butyl ester
Google Patents:
Process for the manufacture of levulinic acid and esters
PubMed:
Enhanced heterogeneous catalytic conversion of furfuryl alcohol into butyl levulinate.
PubMed:
Conversion of biomass-derived levulinate and formate esters into γ-valerolactone over supported gold catalysts.
PubMed:
Efficient conversion of furfuryl alcohol into alkyl levulinates catalyzed by an organic-inorganic hybrid solid acid catalyst.
PubMed:
Influences of metal cations on the determination of the alpha-oxocarboxylates as the methyl esters of the O-(2,3,4,5,6-pentafluorobenzyl)oximes by gas chromatography: the importance of accounting for matrix effects.
PubMed:
Comparative methodology in the determination of alpha-oxocarboxylates in aqueous solution ion chromatography versus gas chromatography after oximation, extraction and esterification.