3,5-Difluorobenzenesulphonamide

3,5-Difluorobenzenesulphonamide - Names and Identifiers

Name	3,5-Difluorobenzenesulfonamide
Synonyms	3,5-DIFLUOROBENZENES 3-deoxy-3-fluorohexopyranose 3,5-Difluorobenzenesulfonamide 3,5-DIFLUOROBENZENESULFONAMIDE 3,5-Difluorobenzenesulphonamide 3,5-DIFLUOROBENZENESULPHONAMIDE 3,5-difluorobenzene-1-sulfonaMide Benzenesulfonamide, 3,5-difluoro- Benzenesulfonamide, 3,5-difluoro- (9CI) 4-fluoro-6-(hydroxymethyl)oxane-2,3,5-triol
CAS	140480-89-3
EINECS	672-160-5
InChI	InChI=1/C6H11FO5/c7-3-4(9)2(1-8)12-6(11)5(3)10/h2-6,8-11H,1H2

3,5-Difluorobenzenesulphonamide - Physico-chemical Properties

Molecular Formula	C6H5F2NO2S
Molar Mass	193.17
Density	1.523±0.06 g/cm3(Predicted)
Melting Point	157-161 °C (lit.)
Boling Point	315.9±52.0 °C(Predicted)
Flash Point	184.5°C
Vapor Presure	2.21E-08mmHg at 25°C
Appearance	White to Brown Powder
BRN	5333160
pKa	9.66±0.60(Predicted)
Storage Condition	Room Temprature
Refractive Index	1.535
MDL	MFCD02091379

3,5-Difluorobenzenesulphonamide - Risk and Safety

Hazard Symbols	Xi - Irritant
Risk Codes	22 - Harmful if swallowed
Safety Description	S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes.
UN IDs	2810
WGK Germany	3
Hazard Class	IRRITANT
Packing Group	I

3,5-Difluorobenzenesulphonamide - Introduction

3,5-Difluorobenzenesulfonamide is an organic compound with the chemical formula C6H5F2NO2S. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: Colorless crystalline solid.
-Melting point: approximately 68-71 degrees Celsius.
-Boiling point: about 313 degrees Celsius.
-Solubility: Soluble in some organic solvents, such as ethanol and dimethyl ether. Slightly soluble in water.

Use:
- 3,5-difluorobenzene sulfonamide is an important raw material for organic synthesis, which can be used to synthesize other compounds.
-In agriculture, it can be used as a pesticide or fungicide.

Preparation Method:
- 3,5-difluorobenzene sulfonamide can be prepared by the reaction of benzenesulfonyl chloride and 2,4-difluoronitrobenzene. The reaction conditions are as follows: benzenesulfonyl chloride is dissolved with 2,4-difluoronitrobenzene in an aqueous solution of sodium carbonate at room temperature, then alcohol and decolorizing agent are added, and after a period of reaction under stirring, the product can be obtained.

Safety Information:
- 3,5-difluorobenzene sulfonamide has no obvious safety hazards under normal use and storage conditions.
-As a chemical, be careful to follow relevant safety procedures and wear appropriate personal protective equipment.
-Avoid skin contact and inhalation of gases, fumes, dusts or vapours, and avoid ingestion.
-When handling this compound, make sure to work in a well-ventilated place to avoid accumulation of dangerous concentrations.
-In case of discomfort, stop the operation immediately and seek medical assistance.

In view of the potential hazards of chemicals, please read the relevant safety information carefully before handling or using, and ensure proper laboratory safety measures.

Last Update：2024-04-10 22:29:15