Methyl 3-methylthio propionate（CAS#13532-18-8）
| Safety Description | S23 – Do not breathe vapour. S24/25 – Avoid contact with skin and eyes. |
| UN IDs | UN 3334 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29309070 |
Introduction
Methyl 3-(methylthio)propionate. It has the following properties:
1. Appearance: Methyl 3-(methylthio)propionate is a colorless liquid with a special sulfur smell.
2. Solubility: It can be dissolved in most organic solvents, such as alcohols, ethers and aromatic hydrocarbons.
3. Stability: It is relatively stable at room temperature, but it will gradually decompose under high temperature and light.
The main uses of methyl 3-(methylthiopropionate) include:
1. Chemical reagent: It is often used as a reagent or intermediate in organic synthesis, and can participate in esterification, etherification, reduction and other reactions.
2. Spices and flavors: It has a special sulfur smell and can be used to prepare special odors in perfumes, soaps and other products.
3. Pesticides: Methyl 3-(methylthio)propionate can be used to prepare some pesticide components to play an insecticidal or preservative role.
The main methods for preparing methyl 3-(methylthio)propionate are:
Methyl mercaptan (CH3SH) and methyl chloroacetate (CH3COOCH2Cl) are reacted under the catalysis of alkali.
Safety information: Methyl 3-(methylthio)propionate shall comply with the following safety measures:
1. Avoid inhalation or skin contact, and wear appropriate protective equipment when using.
2. Avoid contact with strong oxidizing agents to avoid dangerous reactions.
3. Store in a cool, ventilated place, away from fire and heat.
4. In case of accidental inhalation or contact, wash the affected area immediately and seek medical attention.
5. When using or handling the compound, the relevant safety operating procedures should be strictly followed.
