2,4-dimethyl-5-vinyl thiazole
2,4-dimethyl-5-vinylthiazole
Identification
| Name | 2,4-dimethyl-5-vinyl thiazole |
| IUPAC | 5-ethenyl-2,4-dimethyl-1,3-thiazole |
| CAS Number | 65505-18-2 |
| FDA UNII | 16G6IW897V |
| Molecular Formula | C7 H9 N S |
| Molecular Weight | 139.22073000 |
| Nikkaji Number | J1.539.984H |
| CoE Number | 2237 |
Regulatory
| JECFA Food Flavoring | 1039 2,4-dimethyl-5-vinylthiazole |
| DG SANTE Food Flavourings | 15.005 2,4-dimethyl-5-vinylthiazole |
| FEMA Number | 3145 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 65505-18-2 ; 2,4-DIMETHYL-5-VINYLTHIAZOLE |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 99.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.05000 to 1.05600 @ 25.00 °C. |
| Pounds per Gallon - (est). | 8.737 to 8.787 |
| Refractive Index | 1.56000 to 1.56500 @ 20.00 °C. |
| Boiling Point | 183.00 to 184.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 0.414000 mmHg @ 25.00 °C. (est) |
| Flash Point | 167.00 °F. TCC ( 75.00 °C. ) |
| logP (o/w) | 2.043 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Description | at 0.10 % in dipropylene glycol. |
| Taste Description | nut |
Safety Information
| Oral/Parenteral Toxicity | oral-mouse LD50 [sex: M,F] 400 - 800 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 2,4-dimethyl-5-vinyl thiazole usage levels up to | not for fragrance use. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 0.012 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 0.007 (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
2,4-
dimethyl-5-vinyl-1,3-thiazole
2,4-
dimethyl-5-vinylthiazole
5-
ethenyl-2,4-dimethyl thiazole
5-
ethenyl-2,4-dimethyl-1,3-thiazole
5-
ethenyl-2,4-dimethylthiazole
thiazole, 5-ethenyl-2,4-dimethyl-
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