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API Reference Standards

Torasemide

Reference StandardIn stock

Buy Torasemide (CAS 56211-40-6) from Zemixal. Request a quote with price, lead time and documents. Quotes within one business day.

Pack sizes
Torasemide chemical structure
CAS number56211-40-6
FormulaC16H20N4O3S
Molar mass348.4 g/mol
Physical formSolid
HS code38229090
InChIKeyNGBFQHCMQULJNZ-UHFFFAOYSA-N
IUPAC name1-[[4-(3-methylanilino)-3-pyridinyl]sulfonyl]-3-propan-2-ylurea

About Torasemide

Torasemide is supplied by Zemixal as a characterised reference material for Torasemide analysis. For your records (Reference Standard), the material is defined by CAS 56211-40-6, formula C16H20N4O3S and molar mass 348.4 g/mol. It is handled as a solid.

Use cases we see most often

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

Hazard communication follows GHS (Warning: H319 and H361). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Torasemide

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

Torasemide standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Torasemide
Product nameTorasemide
Catalogue numberZX-006872
CAS number56211-40-6
IUPAC name1-[[4-(3-methylanilino)-3-pyridinyl]sulfonyl]-3-propan-2-ylurea
Molecular formulaC16H20N4O3S
Molar mass348.4 g/mol
Exact mass348.1256
GradeReference Standard
Physical formSolid
XLogP32.7
H-bond donors / acceptors3 / 5
Topological polar surface area109 Ų
HS code38229090
InChIKeyNGBFQHCMQULJNZ-UHFFFAOYSA-N
SMILESCC1=CC(=CC=C1)NC2=C(C=NC=C2)S(=O)(=O)NC(=O)NC(C)C
PubChem CID41781
SynonymsN-[[(1-Methylethyl)amino]carbonyl]-4-[(3-methylphenyl)amino]-3-pyridinesulfonamide, 1-(1-Methylethyl)-3-[[4-[(3-methylphenyl)amino]pyridin-3-yl]sulfonyl]urea, 1-([4-[(3-Methylphenyl)amino]pyridin-3-yl]sulfonyl)-3-(propan-2-yl)urea, 1-[4-(3-Methylanilino)pyridin-3-yl]sulfonyl-3-propan-2-ylurea, Britomar, Demadex, Dilutol, Examide, Isemid, JDL 464, Luprac, Tide 10

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

  • H319Causes serious eye irritation
  • H361Suspected of damaging fertility or the unborn child

Precautionary statements P203, P264 + P265, P280, P305 + P351 + P338, P318, P337 + P317, 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 Torasemide
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request
500 mgQuoted on request
1 gQuoted 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

Which CAS number identifies Torasemide?
Torasemide is registered under CAS 56211-40-6. You may also see it listed as N-[[(1-Methylethyl)amino]carbonyl]-4-[(3-methylphenyl)amino]-3-pyridinesulfonamide, 1-(1-Methylethyl)-3-[[4-[(3-methylphenyl)amino]pyridin-3-yl]sulfonyl]urea, 1-([4-[(3-Methylphenyl)amino]pyridin-3-yl]sulfonyl)-3-(propan-2-yl)urea. Our catalogue number for this item is ZX-006872.
What are the formula and molar mass of Torasemide?
For Torasemide, its formula is C16H20N4O3S and its molar mass is 348.4 g/mol. The systematic (IUPAC) name is 1-[[4-(3-methylanilino)-3-pyridinyl]sulfonyl]-3-propan-2-ylurea. InChIKey NGBFQHCMQULJNZ-UHFFFAOYSA-N lets you match it in any structure database.
How is Torasemide used in pharmaceutical QC?
Torasemide 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?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Torasemide?
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 to my country?
Yes. Because Torasemide 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.

Other grades with CAS 56211-40-6

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