1-(2'-thienyl) ethyl mercaptan
1-(2-thienyl)ethanthiol
Identification
| Name | 1-(2'-thienyl) ethyl mercaptan |
| IUPAC | 1-thiophen-2-ylethanethiol |
| CAS Number | 94089-02-8 |
| EINECS | 302-104-4 |
| FDA UNII | LFK7P06Z9U |
| Molecular Formula | C6 H8 S2 |
| Molecular Weight | 144.25976000 |
| Nikkaji Number | J288.579D |
| CoE Number | 11580 |
Regulatory
| JECFA Food Flavoring | 2112 1-(2-thienyl)ethanthiol |
| FEMA Number | 4646 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 94089-02-8 ; 1-(2-THIENYL)ETHANETHIOL |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.14100 to 1.15100 @ 25.00 °C. |
| Pounds per Gallon - (est). | 9.494 to 9.577 |
| Refractive Index | 1.56800 to 1.57800 @ 20.00 °C. |
| Boiling Point | 212.00 to 213.00 °C. @ 760.00 mm Hg, 98.00 °C. @ 12.00 mm Hg |
| Vapor Pressure | 0.247000 mmHg @ 25.00 °C. (est) |
| Flash Point | 180.00 °F. TCC ( 82.22 °C. ) |
| logP (o/w) | 2.727 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
| Stability | stable in most media |
Organoleptic Properties
| Odor Description | at 0.01 % 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 | flavoring agents |
| Recommendation for 1-(2'-thienyl) ethyl mercaptan usage levels up to | not for fragrance use. |
| baked goods | 0.00100 |
| beverages(nonalcoholic) | 0.00010 |
| 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 | 0.00100 |
| imitation dairy | - |
| instant coffee / tea | - |
| jams / jellies | - |
| meat products | - |
| milk products | - |
| nut products | - |
| other grains | - |
| poultry | - |
| processed fruits | - |
| processed vegetables | - |
| reconstituted vegetables | - |
| seasonings / flavors | 0.00100 |
| snack foods | 0.00100 |
| soft candy | - |
| soups | - |
| sugar substitutes | - |
| sweet sauces | - |
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Potential Uses
Natural Occurrence
Synonyms
2-(1-
mercaptoethyl) thiophene
2-(1-
mercaptoethyl)thiophene
alpha-
methyl thiophene-2-methane thiol
a-
methylthiophene-2-methanethiol
alpha-
methylthiophene-2-methanethiol
1-
thien-2-ylethanethiol
1-(2-
thienyl) ethan thiol
1-(2'-
thienyl) ethylmercaptan
1-(2-
thienyl)ethane-1-thiol
1-(2-
thienyl)ethanthiol
1-(2-
thienyl)ethyl mercaptan
1-(2'-
thienyl)ethylmercaptan
thiophen-2-yl)ethane thiol
1-
thiophen-2-ylethanethiol
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