prenyl ethyl ether
1-ethoxy-3-methyl-2-butene
Identification
| Name | prenyl ethyl ether |
| IUPAC | 1-ethoxy-3-methylbut-2-ene |
| CAS Number | 22094-00-4 |
| FDA UNII | 775CF2Y50F |
| Molecular Formula | C7 H14 O |
| Molecular Weight | 114.18778000 |
| Nikkaji Number | J354.559H |
Regulatory
| JECFA Food Flavoring | 1232 1-ethoxy-3-methyl-2-butene |
| DG SANTE Food Flavourings | 03.019 prenyl ethyl ether |
| FEMA Number | 3777 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 22094-00-4 ; 1-ETHOXY-3-METHYL-2-BUTENE |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 99.40 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 0.79700 to 0.80200 @ 25.00 °C. |
| Pounds per Gallon - (est). | 6.632 to 6.673 |
| Refractive Index | 1.41600 to 1.42200 @ 20.00 °C. |
| Boiling Point | 120.00 to 121.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 17.457001 mmHg @ 25.00 °C. (est) |
| Flash Point | 32.00 °F. TCC ( 0.00 °C. ) |
| logP (o/w) | 2.393 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Description | at 100.00 %. |
Safety Information
| European information | Most important hazard(s): |
| Oral/Parenteral Toxicity | oral-rat LD50 [sex: M] see below mg/kg |
| 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 prenyl ethyl ether usage levels up to | 0.6000 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 21.00 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 2.00 (μg/capita/day) |
| Structure Class | II |
| baked goods | - |
| beverages(nonalcoholic) | 0.10000 |
| beverages(alcoholic) | 0.50000 |
| breakfast cereal | - |
| cheese | - |
| chewing gum | 0.50000 |
| condiments / relishes | - |
| confectionery froastings | 0.70000 |
| egg products | - |
| fats / oils | - |
| fish products | - |
| frozen dairy | 0.30000 |
| fruit ices | 0.60000 |
| gelatins / puddings | 0.80000 |
| granulated sugar | 1.00000 |
| gravies | - |
| hard candy | 2.00000 |
| imitation dairy | - |
| instant coffee / tea | 0.10000 |
| jams / jellies | 0.80000 |
| meat products | - |
| milk products | 0.30000 |
| nut products | - |
| other grains | - |
| poultry | - |
| processed fruits | - |
| processed vegetables | - |
| reconstituted vegetables | - |
| seasonings / flavors | 1.00000 |
| snack foods | - |
| soft candy | 1.00000 |
| soups | - |
| sugar substitutes | 1.00000 |
| sweet sauces | - |
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Potential Uses
Natural Occurrence
Synonyms
2-
butene, 1-ethoxy-3-methyl-
ether, ethyl 3-methyl-2-butenyl
1-
ethoxy-3-methyl-2-butene
1-
ethoxy-3-methylbut-2-ene
ethyl 3-methyl-2-butenyl ether
ethyl 3-methylbut-2-en-1-yl ether
PubMed:
Prenyl Ethers: Novel Fungal Volatiles Formed by Penicillium digitatum.
PubMed:
Identification of prenyl ethyl ether as a source of metallic, solvent-like off-flavor in hazelnut.