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2-Chlorobenzenesulfonyl chloride

BGC Id:390352864070
CAS No:2905-23-9
Synonyms:o-chloro-benzenesulfonylchlorid ; buttpark 37\11-76 ; 2-chloro-benzenesulfonylchlorid ; 2-chlorobenxenesulfonyl chloride ; 2-chlorobenzene-1-sulfonyl chloride ; 2-chlorobenzenesulfonyl chloride ; o-chlorobenzenesulfonyl chloride ; o-chlorobenzenesulfochloride ; 2-chlorophenylsulfonyl chloride ; 2-chlorobenzenesulphonyl chloride
Molecular Formula:C6H4Cl2O2S
Molecular Weight:211.07
EINECS:220-807-3
Structural Formula

Verified providers in 2025

The following 11 notable providers have been checked and can be recommended.
Chemical-Suppliers
BLD Pharmatech
Smile code: O=S(C1=CC=CC=C1Cl)(Cl)=O MDL Number: MFCD00051520 Purity : 96% Available in stock: 4580 g
Chemical-Suppliers
Leap Chem
Molecular Formula: C6H4Cl2O2S Molecular Weight: 211.07 Hazard Symbols: C UN Number: UN 2920 8/PG 2 WGKGermany: 2 PackingGroup: II HS Code: 29049090

The last intensive check and update was carried out on 2025/07/31.

Identify

Synonyms:
o-chloro-benzenesulfonylchlorid ; buttpark 37\11-76 ; 2-chloro-benzenesulfonylchlorid ; 2-chlorobenxenesulfonyl chloride ; 2-chlorobenzene-1-sulfonyl chloride ; 2-chlorobenzenesulfonyl chloride ; o-chlorobenzenesulfonyl chloride ; o-chlorobenzenesulfochloride ; 2-chlorophenylsulfonyl chloride ; 2-chlorobenzenesulphonyl chloride
CAS:
2905-23-9
EINECS:
220-807-3
Molecular Formula:
C6H4Cl2O2S
MDL:
SMILES:
CC(=O)C1=CC(=CS1)Cl

Properties

Molecular Weight:
211.07 g·mol−1
Density:
1.548 g/mL at 25 °C(lit.)
Boiling point:
150-152 °C12 mm Hg(lit.)
Flash point:
140 ºF
Physical Description:
clear yellow to orange-red liquid
download Download Molfile

Suppliers

Simagchem Corporation

Unternehmensart: Bulk chemical producer
Your partner in China for chemicals business. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH, Formitex, Evonik, Merck, TCI, Sanofi, Chemo with creditable reputation and business cooperation. Simagchem Corporation bietet auch 4-Amino-N-butyl phthalimidine an.
Land: P.R.China   Telefon: +86 592 2680 277   Fax: +86 592 2680 237

Xiamen Hisunny Chemical Co., Ltd.

Unternehmensart: Leading producer
Land: P.R.China
Telefon: +86-592-3327115
Fax: +86-592-5823596
Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. Wir stellen die Chemikalie 2-Amino-4-methylthiazole bereit. We develop producing and selling high quality intermediates, Fine chemicals and Specialty Chemicals. We could give you: 1.Best quality in your requirement 2.Competitive price in China market 3.mature Technical support 4.Professional logistic support All we want is win-win business. Send yr. inquiries, you will get it!

Dayang Chem (Hangzhou) Co.,Ltd.

Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. Zusätzlich wird 4-[2-(2-Oxiranyl)ethoxy]benzoic acid 4-[2-(2-oxiranyl)ethoxy]phenyl ester durch uns geliefert. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...
Unternehmensart: Leading producer
Land: P.R.China
Telefon: +86-571-88938639
Fax: +86-571-8893-8652

Capot Chemical Co., Ltd.

Unternehmensart: Leading producer
Welcome to Capotchem • Established in 1996 ,Capot Chemical Co.,Ltd is a fine organics manufacturing facility which located in Hangzhou,P.R.China. We produce a wide range of organics, especially fluorine, boronic acids, amino acids, unnatural amino acids, peptide, cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients compounds. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...
Land: P.R.China   Telefon: +86-571-85586718   Fax: +86-571-85864795

Xiamen Equation Chemical Co.,Ltd

Unternehmensart: Bulk chemical producer
Land: P.R.China
Telefon: +86 592 6515854
Fax: +86 592 6515854
Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers. DL-3-Amino-3-(3-bromophenyl)-propionic acid wird auch durch Xiamen Equation Chemical Co.,Ltd bereit gestellt.

AK Scientific, Inc.

AK Scientific provides fine chemicals and advanced intermediates to our customers worldwide. Wir stellen die Chemikalie 3-Chloromandelic acid bereit. Currently, we have over 16.000 in stock, ready to ship products, at our California warehouse and this number is increasing weekly. All these products are stocked in multiple, convenient, sizes to fit your specific needs. Purchases are shipped on the same day your order is placed (before 4PM, Pacific Time) to ensure on-time delivery. AK Scientific products can be searched by Name (or ...
Unternehmensart: Supplier
Land: USA
Telefon: +1 (510) 429-8835
Fax: +1 (510) 429-8836

BLD Pharmatech Ltd

Unternehmensart: Supplier
Founded in 2014 and headquartered in Shanghai, China, BLD Pharmatech Ltd. with more than 600,000 items, scale up manufacture and custom services is a leading manufacturer and supplier of diversified research chemicals in the industry. Wir stellen die Chemikalie 4-Chloro-3-sulfamoylbenzoic acid bereit. Our considerable stock of a wide range of laboratory chemicals, from heterocycles, boron acids, amino acids, metal catalysts to chiral compounds, is ready for worldwide shipping. The ISO certifications and DUNS registration are our testimonie ...
Land: P.R.China   Telefon: +86-21-61629022   Fax: +86-21-50201702

Leap Chem Co., Ltd

Unternehmensart: Bulk and laboratory supplier
Land: P.R.China
Telefon: +852-30606658
LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

Skyrun Industrial Co., Ltd.

Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. We have extensive knowledge of domestic and international pharmaceutical markets. Skyrun Industrial Co., Ltd. ist Verkäufer von Silver vanadate. Our working range can be start from small amount in research stage to big bulk for industrial produc ...
Unternehmensart: Leading producer
Land: P.R.China
Telefon: +86-576-84015261
Fax: +86-576-84015261

BIOZOL Diagnostica Vertrieb GmbH

Unternehmensart: Supplier of chemical products
Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. BIOZOL Diagnostica Vertrieb GmbH bietet auch N-Benzylurea an. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. We are supplying and producing lab quantities from tiny qua ...
Land: Germany   Telefon: +49-871-966346-0   Fax: +49-871-966346-13

BuGuCh & Partners

Unternehmensart: Producer
Land: Germany
We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...

Safety Information

Hazard Classes:
8
Risk Codes:
34 (R)
Safety Codes:
26-36/37/39-45 (S)
WGK Germany:
2
RID / ADR:
UN 2920 8 / PG 2
RTECS:
DB8925500





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