氯化硫酰甲烷
Methanesulfonyl chloride
CAS: 124-63-0
Molecular Formula: CH3ClO2S
氯化硫酰甲烷 - Names and Identifiers
氯化硫酰甲烷 - Physico-chemical Properties
| Molecular Formula | CH3ClO2S |
| Molar Mass | 114.55 |
| Density | 1.48 g/mL at 25 °C (lit.) |
| Melting Point | -33°C |
| Boling Point | 60 °C/21 mmHg (lit.) |
| Flash Point | >230°F |
| Water Solubility | Miscible with alcohol, ether and organic solvents. Immiscible with water. |
| Solubility | Chloroform, Hexanes |
| Vapor Presure | 3.001-8.9hPa at 20-25℃ |
| Appearance | Liquid |
| Color | Clear |
| Merck | 14,5955 |
| BRN | 506297 |
| Storage Condition | 2-8°C |
| Stability | Moisture Sensitive |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.452(lit.) |
| Physical and Chemical Properties | Colorless transparent liquid. Slightly soluble in water, soluble in ethanol and ether. |
| Use | Drugs, pesticides and other raw materials for organic synthesis, esterification and Polymerization Catalysts, fuel chlorinating agents, paint curing agents, dyeing aids, concentrates and so on. |
氯化硫酰甲烷 - Risk and Safety
| Risk Codes | R24/25 - R26 - Very Toxic by inhalation R34 - Causes burns R37 - Irritating to the respiratory system R35 - Causes severe burns R22 - Harmful if swallowed R41 - Risk of serious damage to eyes |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S25 - Avoid contact with eyes. S28A - |
| UN IDs | UN 3246 6.1/PG 1 |
| WGK Germany | 2 |
| RTECS | PB2790000 |
| TSCA | Yes |
| HS Code | 29049095 |
| Hazard Note | Toxic/Corrosive |
| Hazard Class | 6.1 |
| Packing Group | I |
氯化硫酰甲烷 - Nature
Open Data Verified Data
colorless transparent liquid. Boiling point 161 C (97kPa). The relative density was 1. 48053. Refractive index 4573. Slightly soluble in water, soluble in ethanol and ether.
Last Update：2024-01-02 23:10:35
氯化硫酰甲烷 - Preparation Method
Open Data Verified Data
methyl mercaptan was prepared by wet chlorination reaction.
Last Update：2022-01-01 10:38:02
氯化硫酰甲烷 - Use
Open Data Verified Data
can be used as raw materials for the production of methanesulfonic acid, as a catalyst for esterification or polymerization, dyeing aids and ink, paint drying agent. It can also be used as a raw material for the synthesis of medicines and pesticides.
Last Update：2022-01-01 10:38:01
氯化硫酰甲烷 - Safety
Open Data Verified Data
- This product has strong tear and irritation. Mouse LD50 was 4.7mg/kg. High toxicity. The workplace should be ventilated, the equipment should be sealed, and the operator should wear protective equipment.
- plastic barrel, 20kg net weight per barrel.
Last Update：2022-01-01 10:38:02
氯化硫酰甲烷 - Introduction
Methanesulfonyl chloride is an organic compound with the chemical formula CH3ClO2S . It is a colorless to slightly yellow liquid with a pungent odor at room temperature. Methanesulfonyl chloride is an important reagent used in organic synthesis, often employed in the synthesis of sulfonyl oxides and sulfonyl chlorides. It can also be used as a raw material for insecticides and disinfectants. It is important to note that methanesulfonyl chloride is corrosive and safety precautions should be taken when handling it.
Properties: Methanesulfonyl chloride is a corrosive liquid with a pungent odor. It is a colorless to slightly yellow liquid that easily evaporates at room temperature. It reacts exothermically with water to form sulfuric acid, making it prone to decomposition in humid environments.
Uses: Methanesulfonyl chloride is commonly used as a reagent in organic synthesis for the production of sulfonyl oxides, sulfonyl chlorides, and other organic compounds. It is also utilized as a raw material for insecticides, disinfectants, and in various applications in the pharmaceutical and agricultural industries.
Synthesis: Methanesulfonyl chloride is typically prepared by reacting methanesulfonic acid with thionyl chloride. Initially, methanesulfonic acid and thionyl chloride react in the presence of a strong base to form an intermediate, which is then treated with hydrogen chloride to yield methanesulfonyl chloride.
Safety: Methanesulfonyl chloride is corrosive and can cause burns and irritation if it comes into contact with the skin or eyes. It is important to wear protective gloves and goggles when handling this compound and ensure operations are conducted in a well-ventilated area. Avoid contact with water and humid air to prevent the release of toxic gases. Strict adherence to safety protocols is essential during storage and handling.
Last Update：2024-04-09 21:01:54
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