5-ethyl-3-methyl cyclotene
2-cyclopenten-1-one, 5-ethyl-2-hydroxy-3-methyl
Identification
| Name | 5-ethyl-3-methyl cyclotene |
| IUPAC | 5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one |
| CAS Number | 53263-58-4 |
| EINECS | 258-451-6 |
| FDA UNII | Search |
| Molecular Formula | C8 H12 O2 |
| Molecular Weight | 140.18204000 |
| Nikkaji Number | J295.917H |
| CoE Number | 11078 |
Regulatory
| JECFA Food Flavoring | 423 5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one |
| DG SANTE Food Flavourings | 07.118 5-ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one |
| FEMA Number | 3454 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 53263-58-4 ; 5-ETHYL-2-HYDROXY-3-METHYLCYCLOPENT-2-EN-1-ONE |
Physical Properties
| Assay | 99.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.05300 to 1.06000 @ 25.00 °C. |
| Pounds per Gallon - (est). | 8.762 to 8.820 |
| Refractive Index | 1.47800 to 1.48400 @ 20.00 °C. |
| Boiling Point | 260.00 to 261.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 0.002000 mmHg @ 25.00 °C. (est) |
| Flash Point | 226.00 °F. TCC ( 107.78 °C. ) |
| logP (o/w) | 0.615 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Description | at 1.00 % in propylene glycol. |
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 | flavoring agents |
| Recommendation for 5-ethyl-3-methyl cyclotene usage levels up to | not for fragrance use. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | ND (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 0.38 (μg/capita/day) |
| Structure Class | II |
| 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
2-
cyclopenten-1-one, 2-hydroxy-5-ethyl-3-methyl
2-
cyclopenten-1-one, 5-ethyl-2-hydroxy-3-methyl
5-
ethyl-2-hydroxy-3-methyl cyclopent-2-en-1-one
5-
ethyl-2-hydroxy-3-methyl-2-cyclopenten-1-one
5-
ethyl-2-hydroxy-3-methylcyclopent-2-en-1-one
5-
ethyl-3-methylcyclotene
US Patents:
4,892,966 - Acetoacetic acid ester derivatives for the manufacture of .alpha.-hydroxycarbonyl compounds