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Pharmacopeial Impurities (EP / USP / BP)

Bumetanide EP Impurity B

Reference StandardAvailable on request

Buy Bumetanide EP Impurity B (CAS 28328-54-3) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
Bumetanide EP Impurity B chemical structure
CAS number28328-54-3
FormulaC13H12N2O5S
Molar mass308.31 g/mol
Physical formSolid
HS code38229090
InChIKeyGVQZPZSQRCXSJI-UHFFFAOYSA-N
IUPAC name3-amino-4-phenoxy-5-sulfamoylbenzoic acid

About Bumetanide EP Impurity B

Analytical teams working on Bumetanide use Bumetanide EP Impurity B as a qualified comparison standard. Key data (Reference Standard): CAS 28328-54-3, formula C13H12N2O5S and molar mass 308.31 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Storage and safety notes

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes 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 Bumetanide

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

Bumetanide 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 Bumetanide EP Impurity B
Product nameBumetanide EP Impurity B
Catalogue numberZX-020069
CAS number28328-54-3
IUPAC name3-amino-4-phenoxy-5-sulfamoylbenzoic acid
Molecular formulaC13H12N2O5S
Molar mass308.31 g/mol
Exact mass308.0467
GradeReference Standard
Physical formSolid
XLogP30.9
H-bond donors / acceptors3 / 7
Topological polar surface area141 Ų
HS code38229090
InChIKeyGVQZPZSQRCXSJI-UHFFFAOYSA-N
SMILESC1=CC=C(C=C1)OC2=C(C=C(C=C2S(=O)(=O)N)C(=O)O)N
PubChem CID119927
SynonymsBumetanide USP RC A, Desbutyl Bumetanide, Bumetanide - Impurity B, Desbutylbumetanide, 3-Amino-5-(aminosulphonyl)-4-phenoxybenzoic acid, Benzoic acid, 3-amino-5-(aminosulfonyl)-4-phenoxy-, Desbutyl Bumetanide, 3-Amino-4-phenoxy-5-sulfamoyl-benzoic acid, 3-Amino-4-phenoxy-5-sulfamoylbenoic acid, 5-Amino-3-aminosulfony-4-phenoxybenzoic acid, Benzoic acid,3-amino-5-(aminosulfonyl)-4-phenoxy-, 3-amino-4-phenoxy-5-sulfamoylbenzoicacid, 3-amino-4-phenoxy-5-sulfamylbenzoic acid

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

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 Bumetanide EP Impurity B
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 Bumetanide EP Impurity B

Which CAS number identifies Bumetanide EP Impurity B?
Bumetanide EP Impurity B is registered under CAS 28328-54-3. You may also see it listed as Bumetanide USP RC A, Desbutyl Bumetanide, Bumetanide - Impurity B. Our catalogue number for this item is ZX-020069.
What are the formula and molar mass of Bumetanide EP Impurity B?
For Bumetanide EP Impurity B, its formula is C13H12N2O5S and its molar mass is 308.31 g/mol. The systematic (IUPAC) name is 3-amino-4-phenoxy-5-sulfamoylbenzoic acid. InChIKey GVQZPZSQRCXSJI-UHFFFAOYSA-N lets you match it in any structure database.
How is Bumetanide EP Impurity B used in pharmaceutical QC?
Bumetanide EP Impurity B is a characterised reference material linked to Bumetanide. 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 Bumetanide EP Impurity B?
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 Bumetanide EP Impurity B?
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 Bumetanide EP Impurity B to my country?
Yes. Because Bumetanide EP Impurity B 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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