Methyl ethyl sulfide（CAS#624-89-5）
| Hazard Symbols | F – Flammable |
| Risk Codes | 11 – Highly Flammable |
| Safety Description | S16 – Keep away from sources of ignition. S23 – Do not breathe vapour. S24/25 – Avoid contact with skin and eyes. |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 13 |
| TSCA | Yes |
| HS Code | 29309090 |
| Hazard Class | 3 |
| Packing Group | II |
Introduction
Methyl ethyl sulfide is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of methyl ethyl sulfide:
Quality:
- Methylethyl sulfide is a colorless liquid with a pungent odor similar to that of sulfur liquor.
- Methyl ethyl sulfide can be soluble in organic solvents such as ethanol, ethers and benzene, and reacts slowly with water.
- It is a flammable liquid that burns when exposed to an open flame or high temperatures.
Use:
- Methyl ethyl sulfide is mainly used as an industrial intermediate and solvent. It is often used as a substitute for sodium hydrogen sulfide in organic synthesis.
- It can also be used as a solvent for soluble transition metal miscellaneous compounds of aluminum, as well as a catalyst carrier for certain organic synthesis.
Method:
- Methylethyl sulfide can be prepared by the reaction of ethanol with sodium sulfide (or potassium sulfide). The reaction conditions are generally heating, and the product is extracted with a solvent to obtain a pure product.
Safety Information:
- The vapor of methyl ethyl sulfide is irritating to the eyes and respiratory tract, and may cause eye and respiratory discomfort after contact.
- It is a flammable liquid and should be kept away from open flames and high temperatures. Attention should be paid to fire and explosion prevention measures during storage and use.
- Wear protective gloves and goggles during operation to avoid direct contact with skin and eyes.
- Comply with relevant regulations when using and storing to ensure reasonable ventilation conditions and appropriate safety measures. If necessary, it should be operated in a well-ventilated area.
