Ethanethioic acid S-ethyl ester
Synonym(s):S-Ethyl acetothioate;S-Ethyl ethanethioate;S-Ethyl thioacetate
- CAS NO.：625-60-5
- Empirical Formula: C4H8OS
- Molecular Weight: 104.17
- MDL number: MFCD00015178
- EINECS: 210-904-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:15:32
What is Ethanethioic acid S-ethyl ester?
Chemical properties
Colorless liquid
Chemical properties
Ethyl thioacetate has an alliaceous, coffee odor
Occurrence
Reported found in beer, white wine, red wine, rose wine, durian (Durio zibethinus) and coffee.
The Uses of Ethanethioic acid S-ethyl ester
S-Ethyl Thioacetate, is a volatile sulfur compound that is reported to occur in durian fruit and wine.
Preparation
From acetyl chloride and ethyl mercaptan.
Definition
ChEBI: S-Ethyl thioacetate is a thiocarboxylic ester.
Taste threshold values
Taste characteristics at 10 ppm: sulfuraceous, onion-garlic with a sweet, fruity aftertaste.
General Description
Ethyl thioacetate is a volatile sulfur compound that is reported to occur in durian fruit and wine.
Properties of Ethanethioic acid S-ethyl ester
| Boiling point: | 116 °C (lit.) |
| Density | 0.979 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3282 | ETHYL THIOACETATE |
| Flash point: | 65 °F |
| form | clear liquid |
| color | Colorless to Light yellow |
| Odor | at 0.10 % in propylene glycol. sulfury fruity onion garlic meaty coffee |
| Water Solubility | Insoluble in water |
| JECFA Number | 483 |
| BRN | 1737643 |
| CAS DataBase Reference | 625-60-5(CAS DataBase Reference) |
| NIST Chemistry Reference | s-Ethyl thioacetate(625-60-5) |
| EPA Substance Registry System | Ethanethioic acid, S-ethyl ester (625-60-5) |
Safety information for Ethanethioic acid S-ethyl ester
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H225:Flammable liquids H302:Acute toxicity,oral H315:Skin corrosion/irritation H318:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Ethanethioic acid S-ethyl ester
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