2-(Methylthio)propane
isopropyl methyl sulphide
CAS: 1551-21-9
Molecular Formula: C4H10S
2-(Methylthio)propane - Names and Identifiers
2-(Methylthio)propane - Physico-chemical Properties
| Molecular Formula | C4H10S |
| Molar Mass | 90.19 |
| Density | 0,83 g/cm3 |
| Melting Point | -101.5°C |
| Boling Point | 85°C |
| Vapor Presure | 87.4mmHg at 25°C |
| Appearance | liquid |
| Color | Colorless to Almost colorless |
| Storage Condition | Refrigerator |
| Refractive Index | 1.4380 to 1.4400 |
2-(Methylthio)propane - Risk and Safety
| Risk Codes | 11 - Highly Flammable |
| Safety Description | S9 - Keep container in a well-ventilated place. S16 - Keep away from sources of ignition. S33 - Take precautionary measures against static discharges. |
| UN IDs | 1993 |
| Hazard Class | 3 |
| Packing Group | II |
2-(Methylthio)propane - Introduction
isopropyl methyl sulphide(Methyl isobutyl sulphide) is an organic sulphur compound with the chemical formula CH3CH2CH(SCH3)CH3.
Its properties are as follows:
1. Appearance: colorless liquid;
2. Boiling Point: about 110-112 ° C;
3. Density: About 0.89 g/mL;
4. Solubility: soluble in organic solvents (such as alcohol, ether, etc.), slightly soluble in water;
5. Odor: with a strong pungent odor.
The main use of isopropyl methyl sulphide:
1. Industrial use: as lubricants, solvents and thinners in coatings and paints;
2. Chemical synthesis: used as an intermediate in organic synthesis, such as for the preparation of thioketones;
3. Pesticide formulation: used as an ingredient of insecticide.
Preparation Method:
isopropyl methyl sulphide can be obtained by the sulfate reaction of methanol and isopropyl mercaptan. The reaction equation is as follows:
CH3OH (CH3)2CHSH → (CH3)2CHSCH3 H2O
Safety Information:
1. isopropyl methyl sulfide has low toxicity, but it is still necessary to pay attention to the safety of use;
2. May cause irritation to the eyes, skin and respiratory tract, so wear appropriate protective equipment when using;
3. Avoid prolonged exposure to this compound, try to maintain a well-ventilated working environment;
4. During storage and handling, relevant safety procedures should be followed, such as avoiding contact with oxidants, and keeping away from open flames and high temperatures.
Its properties are as follows:
1. Appearance: colorless liquid;
2. Boiling Point: about 110-112 ° C;
3. Density: About 0.89 g/mL;
4. Solubility: soluble in organic solvents (such as alcohol, ether, etc.), slightly soluble in water;
5. Odor: with a strong pungent odor.
The main use of isopropyl methyl sulphide:
1. Industrial use: as lubricants, solvents and thinners in coatings and paints;
2. Chemical synthesis: used as an intermediate in organic synthesis, such as for the preparation of thioketones;
3. Pesticide formulation: used as an ingredient of insecticide.
Preparation Method:
isopropyl methyl sulphide can be obtained by the sulfate reaction of methanol and isopropyl mercaptan. The reaction equation is as follows:
CH3OH (CH3)2CHSH → (CH3)2CHSCH3 H2O
Safety Information:
1. isopropyl methyl sulfide has low toxicity, but it is still necessary to pay attention to the safety of use;
2. May cause irritation to the eyes, skin and respiratory tract, so wear appropriate protective equipment when using;
3. Avoid prolonged exposure to this compound, try to maintain a well-ventilated working environment;
4. During storage and handling, relevant safety procedures should be followed, such as avoiding contact with oxidants, and keeping away from open flames and high temperatures.
Last Update：2024-04-10 22:29:15
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