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Pharmacopeial Impurities (EP / USP / BP)

Furosemide EP Impurity A

Reference StandardIn stock

Order Furosemide EP Impurity A (CAS 4818-59-1) online at Zemixal: C12H11ClN2O5S, COA and SDS with every lot, worldwide shipping.

Pack sizes
Furosemide EP Impurity A chemical structure
CAS number4818-59-1
FormulaC12H11ClN2O5S
Molar mass330.74 g/mol
Physical formSolid
HS code38229090
Purity93%
InChIKeyUXOOVYKVEXGCSH-UHFFFAOYSA-N
IUPAC name2-chloro-4-(furan-2-ylmethylamino)-5-sulfamoylbenzoic acid

About Furosemide EP Impurity A

Furosemide EP Impurity A is supplied by Zemixal as a characterised reference material for Furosemide analysis. Identity at a glance (Reference Standard): CAS 4818-59-1, formula C12H11ClN2O5S and molar mass 330.74 g/mol. It is handled as a solid.

Where it is used

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Safe handling

It carries the GHS signal word Warning (H302, H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. 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 Furosemide

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

Furosemide standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Furosemide EP Impurity A
Product nameFurosemide EP Impurity A
Catalogue numberZX-005724
CAS number4818-59-1
IUPAC name2-chloro-4-(furan-2-ylmethylamino)-5-sulfamoylbenzoic acid
Molecular formulaC12H11ClN2O5S
Molar mass330.74 g/mol
Exact mass330.0077
GradeReference Standard
Purity / assay93%
Physical formSolid
XLogP32
H-bond donors / acceptors3 / 7
Topological polar surface area131 Ų
HS code38229090
InChIKeyUXOOVYKVEXGCSH-UHFFFAOYSA-N
SMILESC1=COC(=C1)CNC2=C(C=C(C(=C2)Cl)C(=O)O)S(=O)(=O)N
PubChem CID58344442
Synonyms2-chloro-4-((furan-2-ylmethyl)amino)-5-sulfamoylbenzoic acid, Iso Furosemide, 5-(Aminosulfonyl)-2-chloro-4-[(2-furanylmethyl)amino]benzoic acid, 2-Chloro-4-furfurylamino-5-sulfamoyl-benzoic acid, 2-Chloro-4-furfurylamino-5-sulfamoylbenzoic acid, H 20, Isolasix, Isofurosemide, 2-chloro-4-{[(furan-2-yl)methyl]amino}-5-sulfamoylbenzoic acid, 5-(Aminosulfonyl)-2-chloro-4-((2-furanylmethyl)amino)benzoic acid, Benzoic acid,5-(aminosulfonyl)-2-chloro-4-[(2-furanylmethyl)amino]-, Furosemide impurity A

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H361Suspected of damaging fertility or the unborn child
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P203, P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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 Furosemide EP Impurity A
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 Furosemide EP Impurity A

Which CAS number identifies Furosemide EP Impurity A?
Furosemide EP Impurity A is registered under CAS 4818-59-1. You may also see it listed as 2-chloro-4-((furan-2-ylmethyl)amino)-5-sulfamoylbenzoic acid, Iso Furosemide, 5-(Aminosulfonyl)-2-chloro-4-[(2-furanylmethyl)amino]benzoic acid. Our catalogue number for this item is ZX-005724.
What are the formula and molar mass of Furosemide EP Impurity A?
For Furosemide EP Impurity A, its formula is C12H11ClN2O5S and its molar mass is 330.74 g/mol. The systematic (IUPAC) name is 2-chloro-4-(furan-2-ylmethylamino)-5-sulfamoylbenzoic acid. InChIKey UXOOVYKVEXGCSH-UHFFFAOYSA-N lets you match it in any structure database.
How is Furosemide EP Impurity A used in pharmaceutical QC?
Furosemide EP Impurity A is a characterised reference material linked to Furosemide. 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 Furosemide EP Impurity A?
This listing is Reference Standard grade with 93% purity. 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 Furosemide EP Impurity A?
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 Furosemide EP Impurity A to my country?
Yes. Because Furosemide EP Impurity A 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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