121872-95-5
2-Chloro-4,5-difluorobenzoyl chloride
CAS: 121872-95-5
Molecular Formula: C7H2Cl2F2O
121872-95-5 - Names and Identifiers
| Name | 2-Chloro-4,5-difluorobenzoyl chloride |
| Synonyms | SKL1187 2-Chloro-4,5-difluorobenzoyl chloride 2-CHLORO-4,5-DIFLUOROBENZOYL CHLORIDE Benzoyl chloride, 2-chloro-4,5-difluoro- (9CI) |
| CAS | 121872-95-5 |
| InChI | InChI=1/C7H2Cl2F2O/c8-4-2-6(11)5(10)1-3(4)7(9)12/h1-2H |
121872-95-5 - Physico-chemical Properties
| Molecular Formula | C7H2Cl2F2O |
| Molar Mass | 210.99 |
| Density | 1.549g/cm3 |
| Boling Point | 217.8°C at 760 mmHg |
| Flash Point | 85.523°C |
| Vapor Presure | 0.13mmHg at 25°C |
| Storage Condition | Room Temprature |
| Refractive Index | 1.52 |
121872-95-5 - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | R34 - Causes burns R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 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.) |
| UN IDs | 3265 |
| Hazard Note | Corrosive |
121872-95-5 - Introduction
2-Chloro-4, 5-difluorobenzoyl chloride, chemical formula C7H3Cl2F2O, is an organic compound. The following is a description of the nature, use, preparation and safety information of 2-chloro-4, 5-difluorobenzoyl chloride:
Nature:
1. Appearance: 2-chloro-4, 5-difluorobenzoyl chloride is a colorless or light yellow liquid.
2. Solubility: Soluble in many organic solvents, such as alcohols, ethers and ketones.
3. Melting point: about -10°C.
4. Boiling point: about 130°C.
5. stability: 2-chloro -4,5-difluorobenzoyl chloride is a relatively stable compound.
Use:
1.2-Chloro-4, 5-difluorobenzoyl chloride can be used as an important intermediate in organic synthesis.
2. It is usually used to synthesize organic compounds such as drugs, pesticides and dyes.
Preparation Method:
A method for preparing 2-chloro-4, 5-difluorobenzoyl chloride is to react 4,5-difluorobenzoyl chloride with thionyl chloride in a reaction. The reaction is usually carried out in an inert solvent such as dichloromethane.
Safety Information:
The following safety precautions should be taken when using and storing 2-chloro-4, 5-difluorobenzoyl chloride:
1.2-Chloro-4, 5-difluorobenzoyl chloride is irritating and may cause irritation and burns when in contact with skin and eyes.
2. in the operation, should wear protective glasses, gloves and protective clothing, to ensure adequate ventilation.
3. avoid inhalation of organic solvents and vapors. If inhaled in excess, should be quickly transferred to fresh air, and timely medical treatment.
4.2-Chloro-4, 5-difluorobenzoyl chloride should be stored in a cool, dry, ventilated place, away from fire and oxidant.
Nature:
1. Appearance: 2-chloro-4, 5-difluorobenzoyl chloride is a colorless or light yellow liquid.
2. Solubility: Soluble in many organic solvents, such as alcohols, ethers and ketones.
3. Melting point: about -10°C.
4. Boiling point: about 130°C.
5. stability: 2-chloro -4,5-difluorobenzoyl chloride is a relatively stable compound.
Use:
1.2-Chloro-4, 5-difluorobenzoyl chloride can be used as an important intermediate in organic synthesis.
2. It is usually used to synthesize organic compounds such as drugs, pesticides and dyes.
Preparation Method:
A method for preparing 2-chloro-4, 5-difluorobenzoyl chloride is to react 4,5-difluorobenzoyl chloride with thionyl chloride in a reaction. The reaction is usually carried out in an inert solvent such as dichloromethane.
Safety Information:
The following safety precautions should be taken when using and storing 2-chloro-4, 5-difluorobenzoyl chloride:
1.2-Chloro-4, 5-difluorobenzoyl chloride is irritating and may cause irritation and burns when in contact with skin and eyes.
2. in the operation, should wear protective glasses, gloves and protective clothing, to ensure adequate ventilation.
3. avoid inhalation of organic solvents and vapors. If inhaled in excess, should be quickly transferred to fresh air, and timely medical treatment.
4.2-Chloro-4, 5-difluorobenzoyl chloride should be stored in a cool, dry, ventilated place, away from fire and oxidant.
Last Update：2024-04-09 19:05:46
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