S-tropical 2-thiobutyrate
S-methyl 2-methylbutanethioate
Identification
| Name | S-tropical 2-thiobutyrate |
| IUPAC | S-methyl 2-methylbutanethioate |
| CAS Number | 42075-45-6 |
| EINECS | 255-648-9 |
| FDA UNII | 251520LC0C |
| Molecular Formula | C6 H12 O S |
| Molecular Weight | 132.22584000 |
| Nikkaji Number | J278.323A |
Regulatory
| JECFA Food Flavoring | 486 S-methyl 2-methylbutanethioate |
| FEMA Number | 3708 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 42075-45-6 ; METHYL 2-METHYLTHIOBUTYRATE |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 97.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Boiling Point | 153.00 to 158.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 2.672000 mmHg @ 25.00 °C. (est) |
| Vapor Density | 4.6 ( Air = 1 ) |
| Flash Point | 109.00 °F. TCC ( 42.78 °C. ) |
| logP (o/w) | 2.232 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Description | at 0.10 % in propylene glycol. |
Safety Information
| European information | Most important hazard(s): |
| 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 S-tropical 2-thiobutyrate usage levels up to | 0.1000 % in the fragrance concentrate. |
| 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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