3-mercaptopropionic acid
3-thiopropionic acid
Identification
| Name | 3-mercaptopropionic acid |
| CAS Number | 107-96-0 |
| EINECS | 203-537-0 |
| FDA UNII | B03TJ3QU9M |
| Molecular Formula | C3 H6 O2 S |
| Molecular Weight | 106.14422000 |
| MDL Number | MFCD00004897 |
| Nikkaji Number | J38.166G |
| Beilstein | 0773807 |
| CoE Number | 11709 |
| XlogP3 | 0.40 (est) |
Regulatory
| JECFA Food Flavoring | 1936 3-mercaptopropionic acid |
| FEMA Number | 4587 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 107-96-0 ; 3-MERCAPTOPROPIONIC ACID |
Physical Properties
| Appearance | colorless to pale yellow clear oily liquid (est) |
| Assay | 98.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.22000 to 1.22600 @ 20.00 °C. |
| Pounds per Gallon - (est). | 10.163 to 10.213 |
| Refractive Index | 1.49000 to 1.49600 @ 20.00 °C. |
| Melting Point | 17.00 to 18.00 °C. @ 760.00 mm Hg |
| Boiling Point | 110.00 to 111.00 °C. @ 15.00 mm Hg, 216.00 to 218.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 0.051000 mmHg @ 25.00 °C. (est) |
| Flash Point | 199.00 °F. TCC ( 92.78 °C. ) |
| logP (o/w) | 0.430 |
| Soluble in | alcohol |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | depilatories |
No sensory data available
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Oral/Parenteral Toxicity | oral-rat LD50 96 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-mercaptopropionic acid usage levels up to | not for fragrance use. |
| baked goods | 0.00100 |
| beverages(nonalcoholic) | - |
| beverages(alcoholic) | - |
| breakfast cereal | - |
| cheese | 0.00100 |
| chewing gum | - |
| condiments / relishes | - |
| confectionery froastings | - |
| egg products | - |
| fats / oils | 0.00100 |
| fish products | - |
| frozen dairy | 0.00100 |
| 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 | - |
| snack foods | 0.00100 |
| soft candy | - |
| soups | - |
| sugar substitutes | - |
| sweet sauces | - |
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Potential Uses
Natural Occurrence
Synonyms
hydracrylic acid, 3-thio-
2-
mercaptoethanecarboxylic acid
3-
mercaptopropanoic acid
beta-
mercaptopropionic acid
3-
mercaptopropionicacid
propanoic acid, 3-mercapto-
propanoicacid, 3-mercapto-
propionic acid, 3-mercapto-
3-
sulfanylpropanoic acid
3-
thiohydracrylic acid
3-
thiolpropanoic acid
3-
thiopropanoic acid
3-
thiopropionic acid
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