5-CHLORO-2,4-DIFLUOROBENZENESULFONYL CHLORIDE - Names and Identifiers
5-CHLORO-2,4-DIFLUOROBENZENESULFONYL CHLORIDE - Physico-chemical Properties
Molecular Formula | C6H2Cl2F2O2S
|
Molar Mass | 247.05 |
Density | 1.686 |
Melting Point | 24 ℃ |
Boling Point | 289℃ |
Flash Point | 129℃ |
Vapor Presure | 0.0293mmHg at 25°C |
Appearance | Solid |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Refractive Index | 1.516 |
MDL | MFCD01940426 |
5-CHLORO-2,4-DIFLUOROBENZENESULFONYL 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.
|
UN IDs | 3261 |
Hazard Class | CORROSIVE |
5-CHLORO-2,4-DIFLUOROBENZENESULFONYL CHLORIDE - Introduction
Chloro-2, 5-difluorobenzenesulfonyl chloride (English name: 5-Chloro-2, chloride) is an organic compound whose chemical structure contains chlorine, fluorine and sulfonyl chloride groups.
The properties of the compound are as follows:
-Appearance: Colorless to light yellow crystal
-Solubility: Soluble in organic solvents such as dimethyl sulfoxide and dichloromethane
-Melting point: about 68-70 degrees Celsius
5-chloro-2, 4-difluorobenzenesulfonyl chloride is mainly used in the field of organic synthesis and is often used as a reagent for the introduction or transformation of substituents. Its uses include:
-as a reagent for heterocyclic synthesis and heterocyclic modification
-for the preparation of pharmaceuticals, pesticides and other organic compounds in organic synthesis
-Used to study the synthesis of organic materials, liquid crystal materials, etc.
On the preparation method, a common preparation method is obtained by reacting p-difluorobenzenesulfonyl chloride with phosphorus pentachloride. Please combine the actual experimental conditions for the specific preparation method.
Regarding safety information, 5-chloro-2, 4-difluorobenzenesulfonyl chloride is an organic compound. The following items should be paid attention to when using:
-Because it is an organic synthetic reagent, it may be irritating to the skin, eyes and respiratory tract. Protective equipment must be worn when using it to avoid contact with skin and inhalation of alcohol.
-in the preparation or operation process to comply with the chemical laboratory safety operation specifications, do a good job of laboratory safety protection measures to avoid accidents.
-To prevent the occurrence of accidental ingestion, accidental injection, aspiration, etc., to keep the experimental site clean and tidy, and properly dispose of waste.
Last Update:2024-04-09 21:48:26