Benzoyl chloride, 2-chloro-4,5-difluoro- (9CI)

Benzoyl chloride, 2-chloro-4,5-difluoro- (9CI) - 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

Benzoyl chloride, 2-chloro-4,5-difluoro- (9CI) - 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

Benzoyl chloride, 2-chloro-4,5-difluoro- (9CI) - 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

Benzoyl chloride, 2-chloro-4,5-difluoro- (9CI) - 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.

Last Update：2024-04-09 19:05:46