isoamyl pyruvate
isopentyl pyruvate
Identification
| Name | isoamyl pyruvate |
| IUPAC | 3-methylbutyl 2-oxopropanoate |
| CAS Number | 7779-72-8 |
| EINECS | 231-934-9 |
| FDA UNII | FZ347HUW87 |
| Molecular Formula | C8 H14 O3 |
| Molecular Weight | 158.19718000 |
| MDL Number | MFCD00238527 |
| Nikkaji Number | J326.565J |
| CoE Number | 431 |
Regulatory
| JECFA Food Flavoring | 939 isoamyl pyruvate |
| DG SANTE Food Flavourings | 09.443 isopentyl pyruvate |
| FEMA Number | 2083 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 7779-72-8 ; ISOAMYL PYRUVATE |
| 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 |
| Specific Gravity | 0.97200 to 0.98000 @ 25.00 °C. |
| Pounds per Gallon - (est). | 8.088 to 8.155 |
| Refractive Index | 1.41700 to 1.42400 @ 20.00 °C. |
| Boiling Point | 185.00 °C. @ 760.00 mm Hg, 86.00 °C. @ 14.00 mm Hg |
| Acid Value | 2.00 max. KOH/g |
| Vapor Pressure | 0.253000 mmHg @ 25.00 °C. (est) |
| Flash Point | 169.00 °F. TCC ( 76.11 °C. ) |
| logP (o/w) | 1.458 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
| Similar Items | note |
Organoleptic Properties
| Odor Description | at 100.00 %. |
Safety Information
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| 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 isoamyl pyruvate usage levels up to | 1.0000 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 17.00 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 0.00 (μg/capita/day) |
| Structure Class | I |
| baked goods | - |
| beverages(nonalcoholic) | - |
| 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 | - |
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Potential Uses
Natural Occurrence
Synonyms
iso
amyl pyroracemate
3-
methyl butyl 2-oxopropanoate
3-
methylbutyl 2-oxopropanoate
iso
pentyl pyruvate
2-oxo-
propanoic acid 3-methyl butyl ester
propanoic acid, 2-oxo-, 3-methylbutyl ester
pyruvic acid isopentyl ester
pyruvic acid, isopentyl ester
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