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Pharmacopeial Impurities (EP / USP / BP)

Torasemide EP Impurity C

Reference StandardAvailable on request

Torasemide EP Impurity C (CAS 58155-35-4) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-022937.

Pack sizes
Torasemide EP Impurity C chemical structure
CAS number58155-35-4
FormulaC15H18N4O3S
Molar mass334.4 g/mol
Physical formSolid
HS code38229090
InChIKeyZPXQRKMODMEHCM-UHFFFAOYSA-N
IUPAC name1-ethyl-3-[[4-(3-methylanilino)-3-pyridinyl]sulfonyl]urea

About Torasemide EP Impurity C

Zemixal lists Torasemide EP Impurity C for laboratories that identify, quantify or control Torasemide and its related substances. For your records (Reference Standard), the material is defined by CAS 58155-35-4, formula C15H18N4O3S and molar mass 334.4 g/mol. It is handled as a solid.

Typical applications

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

Handling and storage

Hazard communication follows GHS (Warning: H319). 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. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Torasemide

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

Torasemide standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Torasemide EP Impurity C
Product nameTorasemide EP Impurity C
Catalogue numberZX-022937
CAS number58155-35-4
IUPAC name1-ethyl-3-[[4-(3-methylanilino)-3-pyridinyl]sulfonyl]urea
Molecular formulaC15H18N4O3S
Molar mass334.4 g/mol
Exact mass334.11
GradeReference Standard
Physical formSolid
XLogP32.3
H-bond donors / acceptors3 / 5
Topological polar surface area109 Ų
HS code38229090
InChIKeyZPXQRKMODMEHCM-UHFFFAOYSA-N
SMILESCCNC(=O)NS(=O)(=O)C1=C(C=CN=C1)NC2=CC=CC(=C2)C
PubChem CID12457653
SynonymsTorsemide EP Impurity C, Torsemide Impurity C, Torasemide - Impurity C, Desisopropyl ethyl torsemide, N-((Ethylamino)carbonyl)-4-((3-methylphenyl)amino)-3-pyridinesulfonamide, 3-Pyridinesulfonamide, N-((ethylamino)carbonyl)-4-((3-methylphenyl)amino)-, N-1-Ethyl-1-demethylethyl Torsemide, N-(Ethylcarbamoyl)-4-(m-tolylamino)pyridine-3-sulfonamide, 1-ethyl-3-[4-(3-methylanilino)pyridin-3-yl]sulfonylurea, 1-Ethyl-3-[[4-(m-toluidino)-3-pyridyl]sulfonyl]urea, 1-Ethyl-3-[[4-[(3-methylphenyl)amino]pyridin-3-yl]sulfonyl]urea

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

  • H319Causes serious eye irritation

Precautionary statements P264 + P265, P280, P305 + P351 + P338, P337 + P317

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 Torasemide EP Impurity C
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 Torasemide EP Impurity C

Which CAS number identifies Torasemide EP Impurity C?
Torasemide EP Impurity C is registered under CAS 58155-35-4. You may also see it listed as Torsemide EP Impurity C, Torsemide Impurity C, Torasemide - Impurity C. Our catalogue number for this item is ZX-022937.
What are the formula and molar mass of Torasemide EP Impurity C?
For Torasemide EP Impurity C, its formula is C15H18N4O3S and its molar mass is 334.4 g/mol. The systematic (IUPAC) name is 1-ethyl-3-[[4-(3-methylanilino)-3-pyridinyl]sulfonyl]urea. InChIKey ZPXQRKMODMEHCM-UHFFFAOYSA-N lets you match it in any structure database.
How is Torasemide EP Impurity C used in pharmaceutical QC?
Torasemide EP Impurity C is a characterised reference material linked to Torasemide. 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 Torasemide EP Impurity C?
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 Torasemide EP Impurity C?
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 Torasemide EP Impurity C to my country?
Yes. Because Torasemide EP Impurity C 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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