2-Fluorobenzenesulfonyl chloride

About 2-Fluorobenzenesulfonyl chloride

2-Fluorobenzenesulfonyl chloride is an organosulfur compound carrying the CAS registry number 2905-21-7. The compound has the formula C6H4ClFO2S, corresponding to a molecular weight of 194.61 g/mol. It is also known as 2-Fluorobenzenesulphonyl chloride or 2-Fluorobenzene-1-Sulfonyl Chloride.

Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 100 mg, 250 mg, 1 g and 5 g packs, 2-Fluorobenzenesulfonyl chloride is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	2-Fluorobenzenesulfonyl chloride
Catalogue No.	VQ-050959
CAS Number	2905-21-7
IUPAC name	2-fluorobenzenesulfonyl chloride
Molecular formula	C₆H₄ClFO₂S
Molecular weight	194.61 g/mol
Exact mass	193.9605
InChIKey	ZSZKAQCISWFDCQ-UHFFFAOYSA-N
SMILES	C1=CC=C(C(=C1)F)S(=O)(=O)Cl
PubChem CID	137761

Physical properties
Physical form	Other
LogP (XLogP3)	2
H-bond donors / acceptors	0 / 3
TPSA	42.5 Å²
Synonyms	2-Fluorobenzenesulphonyl chloride, 2-Fluorobenzene-1-Sulfonyl Chloride, chloro(2-fluorophenyl)sulfone, 2-fluorophenylsulfonyl chloride, 2-fluoro-benzensulfonyl chloride, 2-fluorobenzene-1-sulfonylchloride

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage

Precautionary statements: P260, P264, P264 + P265, P270, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P363, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 2-Fluorobenzenesulfonyl chloride?

The CAS Registry Number of 2-Fluorobenzenesulfonyl chloride is 2905-21-7. It is also known as 2-Fluorobenzenesulphonyl chloride, 2-Fluorobenzene-1-Sulfonyl Chloride, chloro(2-fluorophenyl)sulfone.

What is the molecular formula and molecular weight of 2-Fluorobenzenesulfonyl chloride?

2-Fluorobenzenesulfonyl chloride has the molecular formula C6H4ClFO2S and a molecular weight of 194.61 g/mol. Its IUPAC name is 2-fluorobenzenesulfonyl chloride.

Which grade and pack sizes of 2-Fluorobenzenesulfonyl chloride can I order?

We supply 2-Fluorobenzenesulfonyl chloride, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Fluorobenzenesulfonyl chloride?

Yes. Every lot of 2-Fluorobenzenesulfonyl chloride is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2-Fluorobenzenesulfonyl chloride be shipped internationally?

Yes. 2-Fluorobenzenesulfonyl chloride is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.