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API Impurities

4-Fluoro-3-nitro-benzenesulfonyl Chloride

Reference StandardAvailable on request

Buy 4-Fluoro-3-nitro-benzenesulfonyl Chloride (CAS 6668-56-0) from Zemixal. Request a quote with price, lead time and documents.

Pack sizes
4-Fluoro-3-nitro-benzenesulfonyl Chloride chemical structure
CAS number6668-56-0
FormulaC6H3ClFNO4S
Molar mass239.61 g/mol
Physical formSolid
HS code38229090
InChIKeyRRONENSZKCGROA-UHFFFAOYSA-N
IUPAC name4-fluoro-3-nitrobenzenesulfonyl chloride

About 4-Fluoro-3-nitro-benzenesulfonyl Chloride

Analytical teams working on Dabrafenib use 4-Fluoro-3-nitro-benzenesulfonyl Chloride as a qualified comparison standard. Key data (Reference Standard): CAS 6668-56-0, formula C6H3ClFNO4S and molar mass 239.61 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Handling and storage

It carries the GHS signal word Danger (H314, H318 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Dabrafenib

See every impurity, metabolite and related compound we list for this API.

Dabrafenib standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of 4-Fluoro-3-nitro-benzenesulfonyl Chloride
Product name4-Fluoro-3-nitro-benzenesulfonyl Chloride
Catalogue numberZX-040047
CAS number6668-56-0
IUPAC name4-fluoro-3-nitrobenzenesulfonyl chloride
Molecular formulaC6H3ClFNO4S
Molar mass239.61 g/mol
Exact mass238.9455
GradeReference Standard
Physical formSolid
XLogP31.9
H-bond donors / acceptors0 / 5
Topological polar surface area88.3 Ų
HS code38229090
InChIKeyRRONENSZKCGROA-UHFFFAOYSA-N
SMILESC1=CC(=C(C=C1S(=O)(=O)Cl)[N+](=O)[O-])F
PubChem CID2782799
Synonyms4-Fluoro-3-nitrobenzenesulphonyl chloride, Benzenesulfonyl chloride, 4-fluoro-3-nitro-, chloro(4-fluoro-3-nitrophenyl)sulfone, 4-Fluoro-3-nitrophenylsulfonyl chloride, 5-(Chlorosulphonyl)-2-fluoronitrobenzene, 4-fluoro-3-nitrobenzenesulfonyl chloride, AldrichCPR

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H314Causes severe skin burns and eye damage
  • H318Causes serious eye damage
  • H335May cause respiratory irritation

Precautionary statements P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P363, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 4-Fluoro-3-nitro-benzenesulfonyl Chloride
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 4-Fluoro-3-nitro-benzenesulfonyl Chloride

Which CAS number identifies 4-Fluoro-3-nitro-benzenesulfonyl Chloride?
4-Fluoro-3-nitro-benzenesulfonyl Chloride is registered under CAS 6668-56-0. You may also see it listed as 4-Fluoro-3-nitrobenzenesulphonyl chloride, Benzenesulfonyl chloride, 4-fluoro-3-nitro-, chloro(4-fluoro-3-nitrophenyl)sulfone. Our catalogue number for this item is ZX-040047.
What are the formula and molar mass of 4-Fluoro-3-nitro-benzenesulfonyl Chloride?
For 4-Fluoro-3-nitro-benzenesulfonyl Chloride, its formula is C6H3ClFNO4S and its molar mass is 239.61 g/mol. The systematic (IUPAC) name is 4-fluoro-3-nitrobenzenesulfonyl chloride. InChIKey RRONENSZKCGROA-UHFFFAOYSA-N lets you match it in any structure database.
How is 4-Fluoro-3-nitro-benzenesulfonyl Chloride used in pharmaceutical QC?
4-Fluoro-3-nitro-benzenesulfonyl Chloride is a characterised reference material linked to Dabrafenib. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 4-Fluoro-3-nitro-benzenesulfonyl Chloride?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 4-Fluoro-3-nitro-benzenesulfonyl Chloride?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 4-Fluoro-3-nitro-benzenesulfonyl Chloride to my country?
Yes. Because 4-Fluoro-3-nitro-benzenesulfonyl Chloride is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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