| Molecular Formula | C4H8OS |
| Molar Mass | 104.17 |
| Density | 0.979 g/mL at 25 °C (lit.) |
| Boling Point | 116 °C (lit.) |
| Flash Point | 65°F |
| JECFA Number | 483 |
| Water Solubility | Insoluble in water |
| Vapor Presure | 18.2mmHg at 25°C |
| Appearance | clear liquid |
| Color | Colorless to Light yellow |
| BRN | 1737643 |
| Refractive Index | n20/D 1.458(lit.) |
| Physical and Chemical Properties | Clear liquid. Boiling point 117 °c. Insoluble in water, soluble in ethanol, miscible in ether. Natural products are found in beer, white wine, red wine and rose wine. |
| Use | Used as food flavor |
| Risk Codes | R11 - Highly Flammable R22 - Harmful if swallowed R37/38 - Irritating to respiratory system and skin. R41 - Risk of serious damage to eyes R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. S36/37 - Wear suitable protective clothing and gloves. S23 - Do not breathe vapour. S16 - Keep away from sources of ignition. |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29309090 |
| Hazard Class | 3 |
| Packing Group | II |
| Raw Materials | Ethanethiol |
| FEMA | 3282 | ETHYL THIOACETATE |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| toxicity | GRAS(FEMA). |
| usage limit | FEMA: beverages, cold drinks, sweets, baked goods, gels and pudding, gum sugars, meat products, soup products, dairy products, spices, cereals, all 1.0mg/kg. |
| Use | food flavor. |
| production method | from acetyl chloride and ethyl mercaptan synthesis. |