4-CHLORO-2-FLUOROBENZENESULFONYL CHLORIDE

4-CHLORO-2-FLUOROBENZENESULFONYL CHLORIDE - Names and Identifiers

Name	4-Chloro-2-fluorobenzenesulphonyl chloride
Synonyms	4-chloro-2-fluorobenzenesulfonyl chloride 2-fluoro-4-Chlorobenzenesulfonyl chloride 4-CHLORO-2-FLUOROBENZENESULFONYL CHLORIDE 4-Chloro-2-fluorobenzenesulphonyl chloride 4-CHLORO-2-FLUOROBENZENESULPHONYL CHLORIDE 2-Fluoro,4-chloro benzene sulfonul chloride Benzenesulfonyl chloride, 4-chloro-2-fluoro- (9CI)
CAS	141337-26-0
InChI	InChI=1/C6H3Cl2FO2S/c7-4-1-2-6(5(9)3-4)12(8,10)11/h1-3H

4-CHLORO-2-FLUOROBENZENESULFONYL CHLORIDE - Physico-chemical Properties

Molecular Formula	C6H3Cl2FO2S
Molar Mass	229.06
Density	1.610±0.06 g/cm3 (20 ºC 760 Torr)
Melting Point	34-38°C(lit.)
Boling Point	257.4±20.0℃ (760 Torr)
Flash Point	>230°F
Vapor Presure	0.0234mmHg at 25°C
Appearance	White to yellow powder or crystal
Storage Condition	under inert gas (nitrogen or Argon) at 2-8°C
Sensitive	Moisture Sensitive
Refractive Index	1.55
MDL	MFCD03094560

4-CHLORO-2-FLUOROBENZENESULFONYL CHLORIDE - Risk and Safety

Hazard Symbols	C - Corrosive
Risk Codes	34 - Causes burns
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	UN 3261 8/PG 2
WGK Germany	3
Hazard Note	Corrosive
Hazard Class	8
Packing Group	II

4-CHLORO-2-FLUOROBENZENESULFONYL CHLORIDE - Introduction

4-Chloro-2-fluorobenzenesulfonyl chloride is an organic compound whose chemical formula is C6H3ClFOSCl. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
-Appearance: 4-Chloro-2-fluorobenzenesulfonyl chloride is white or pale crystalline.
-Solubility: Soluble in organic solvents such as benzene, ethanol and acetonitrile, insoluble in water.
-Melting point: Its melting point range is 77-81°C.

Use:
-4-Chloro-2-fluorobenzenesulfonyl chloride is mainly used as an important intermediate in organic synthesis. It can be used as an introduction reagent for benzenesulfonyl chloride and fluorinating agent. At the same time, in the field of pesticides and medicine, it can also be used to synthesize specific organic molecules.

Preparation Method:
-4-Chloro-2-fluorobenzenesulfonyl chloride is usually prepared by chlorination and fluorination. A common method of preparation is the reaction of 4-chloro-2-fluorobenzenesulfonic acid with benzenesulfonyl chloride in an organic solvent.

Safety Information:
-4-Chloro-2-fluorobenzenesulfonyl chloride is an organic compound, which requires safety protection during use. It is irritating to the eyes and skin, so contact should be avoided during operation. At the same time, when using it in a closed environment, adequate ventilation should be provided to avoid inhalation of its vapors. The safe handling and storage requirements for chemicals need to be observed during handling and storage.

Last Update：2024-04-09 21:11:58