2-Chlorobenzenesulfonyl chloride

Product Name: 2-Chlorobenzenesulfonyl chloride
CAS No.: 2905-23-9
Chemical Name: 2-Chlorobenzenesulfonyl chloride
Synonyms: 2-CHLOROBENZENES;BUTTPARK 37\11-76;o-chlorobenzenesulfochloride;o-chloro-benzenesulfonylchlorid;2-chloro-benzenesulfonylchlorid;2-Chlorophenylsulfonyl Chloride;o-chlorobenzenesulfonyl chloride;2-Chlorobenxenesulfonyl Chloride;2-CHLOROBENZENESULFONYL CHLORIDE;2-CHLOROBENZENESULPHONYL CHLORIDE
CBNumber: CB9672350
Molecular Formula: C6H4Cl2O2S
Formula Weight: 211.07
MOL File: 2905-23-9.mol

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2-Chlorobenzenesulfonyl chloride Property

Melting point:: 26-28℃
Boiling point:: 150-152 °C/12 mmHg (lit.)
Density: 1.548 g/mL at 25 °C (lit.)
refractive index: n20/D 1.576(lit.)
Flash point:: 140 °F
storage temp.: under inert gas (nitrogen or Argon) at 2-8°C
form: Liquid or Low Melting Solid
color: Clear yellow to orange-red
Water Solubility: It reacts with water.
Sensitive: Moisture Sensitive
BRN: 974321
CAS DataBase Reference: 2905-23-9(CAS DataBase Reference)
NIST Chemistry Reference: 2-Chlorobenzenesulfonyl chloride(2905-23-9)
EPA Substance Registry System: Benzenesulfonyl chloride, 2-chloro- (2905-23-9)

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Safety

Hazard Codes: C
Risk Statements: 34
Safety Statements: 26-36/37/39-45
RIDADR: UN 2920 8/PG 2
WGK Germany: 2
RTECS: DB8925500
Hazard Note: Corrosive
TSCA: Yes
HazardClass: 8
PackingGroup: II
HS Code: 29049090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H226Flammable liquid and vapour

H314Causes severe skin burns and eye damage

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P233Keep container tightly closed.

P240Ground/bond container and receiving equipment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 546925
Product name: 2-Chlorobenzenesulfonyl chloride
Purity: 97%
Packaging: 5g
Price: $47.4
Updated: 2025/07/31

Sigma-Aldrich

Product number: 546925
Product name: 2-Chlorobenzenesulfonyl chloride
Purity: 97%
Packaging: 25g
Price: $200
Updated: 2025/07/31

TCI Chemical

Product number: C2630
Product name: 2-Chlorobenzenesulfonyl Chloride
Purity: >98.0%(GC)(T)
Packaging: 5g
Price: $73
Updated: 2025/07/31

TCI Chemical

Product number: C2630
Product name: 2-Chlorobenzenesulfonyl Chloride
Purity: >98.0%(GC)(T)
Packaging: 25g
Price: $240
Updated: 2025/07/31

TRC

Product number: C364758
Product name: 2-Chlorobenzenesulfonyl Chloride
Packaging: 5g
Price: $60
Updated: 2021/12/16

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2-Chlorobenzenesulfonyl chloride Chemical Properties,Usage,Production

Chemical Properties

clear yellow to orange-red liquid

Uses

2-Chlorobenzenesulfonyl chloride is used as an organic chemical synthesis intermediate.

2-Chlorobenzenesulfonyl chloride Preparation Products And Raw materials

Raw materials

2-Chloroaniline

Preparation Products

o-Chlorobenzenesulfonamide Chlorsulfuron

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2-Chlorobenzenesulfonyl chloride Suppliers

Americas 1 Belgium 5 China 125 Europe 2 France 2 Germany 6 India 7 Japan 3 Switzerland 2 The Netherlands 1 Ukraine 1 United Kingdom 20 United States 41 Global 216

Carbosynth

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MOLEKULA Ltd.

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CARBONE SCIENTIFIC CO.,LTD

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Manchester Organics

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VWR International

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View Lastest Price from 2-Chlorobenzenesulfonyl chloride manufacturers

Career Henan Chemical Co

Product: 2-Chlorobenzenesulfonyl chloride 2905-23-9
Price: US $1.00/KG
Min. Order: 1KG
Purity: 95-99%
Supply Ability: 100kg/week
Release date: 2019-08-05

Career Henan Chemical Co

Product: 2-Chlorobenzenesulfonyl chloride 2905-23-9
Price: US $1.00/KG
Min. Order: 1KG
Purity: 95-99%
Supply Ability: 100kg/week
Release date: 2019-08-05

2905-23-9, 2-Chlorobenzenesulfonyl chlorideRelated Search:

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2905-23-9

Building Blocks

Organic Building Blocks

Sulfonyl Halides

Sulfur Compounds

Benzenesulfonyl chloride

API intermediates

Organic Building Blocks

Sulfonyl Halides

Sulfur Compounds