3,4-dimethyl thiophene
3,4-dimethylthiophene
Identification
| Name | 3,4-dimethyl thiophene |
| IUPAC | 3,4-dimethylthiophene |
| CAS Number | 632-15-5 |
| FDA UNII | 96Q084Q43E |
| Molecular Formula | C6 H8 S |
| Molecular Weight | 112.19476000 |
| Nikkaji Number | J134.780B |
| CoE Number | 11610 |
Regulatory
| JECFA Food Flavoring | 2110 3,4-dimethylthiophene |
| FEMA Number | 4645 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 632-15-5 ; 3,4-DIMETHYLTHIOPHENE |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 97.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.00200 to 1.00800 @ 20.00 °C. |
| Pounds per Gallon - (est). | 8.347 to 8.397 |
| Refractive Index | 1.51700 to 1.52300 @ 20.00 °C. |
| Boiling Point | 144.00 to 146.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 5.842000 mmHg @ 25.00 °C. (est) |
| Flash Point | 80.00 °F. TCC ( 26.67 °C. ) |
| logP (o/w) | 2.551 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Description | savory roasted onion |
Safety Information
| Oral/Parenteral Toxicity | oral-rat LD50 1400 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 | flavoring agents |
| Recommendation for 3,4-dimethyl thiophene usage levels up to | not for fragrance use. |
| 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 | 0.00500 |
| soft candy | - |
| soups | 0.01000 |
| sugar substitutes | - |
| sweet sauces | - |
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Potential Uses
Natural Occurrence
Synonyms
3,4-
dimethyl-thiophene
3,4-
dimethylthiophene
thiophene, 3,4-dimethyl-
thiophene,3,4-dimethyl-
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