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VAQORACHEMICALS
API ImpuritiesReference StandardAvailable on request

N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide

Synonyms: O-Torsemide · 1-[4-(2-methylanilino)pyridin-3-yl]sulfonyl-3-propan-2-ylurea · o-Torasemide (1-(1-Methylethyl)-3-[[4-[(2-methylphenyl)amino]pyridin-3-yl]sulfonyl]urea)

CAS No.106944-62-1
FormulaC16H20N4O3S
Mol. weight348.40
Catalogue No.VQ-034368
PurityReference Standard
HSN38229090

N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide (CAS 106944-62-1) – Torasemide impurity standard. C16H20N4O3S, MW 348.4. COA included.

Pack sizesPrice on quotation · bulk available
10 mg
25 mg
50 mg
100 mg
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide

Vaqora Chemicals supplies N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide, an impurity of Torasemide registered under CAS number 106944-62-1. The compound has the formula C16H20N4O3S, corresponding to a molecular weight of 348.4 g/mol. Its systematic (IUPAC) name is 1-[[4-(2-methylanilino)-3-pyridinyl]sulfonyl]-3-propan-2-ylurea. It is also known as O-Torsemide.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Torasemide, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Torasemide

View every impurity, metabolite and intermediate we list for Torasemide.

Torasemide impurities

Specifications & identifiers

Chemical identifiers
Product nameN-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide
Catalogue No.VQ-034368
CAS Number106944-62-1
IUPAC name1-[[4-(2-methylanilino)-3-pyridinyl]sulfonyl]-3-propan-2-ylurea
Molecular formulaC16H20N4O3S
Molecular weight348.4 g/mol
Exact mass348.1256
GradeReference Standard
HSN code38229090
InChIKeyQZCPTFXLYNBKGU-UHFFFAOYSA-N
SMILESCC1=CC=CC=C1NC2=C(C=NC=C2)S(=O)(=O)NC(=O)NC(C)C
PubChem CID70039326
Physical properties
Physical formSolid
LogP (XLogP3)2.7
H-bond donors / acceptors3 / 5
TPSA109 Ų

Documents

Frequently asked questions

What is the CAS number of N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide?

The CAS Registry Number of N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide is 106944-62-1. It is also known as O-Torsemide, 1-[4-(2-methylanilino)pyridin-3-yl]sulfonyl-3-propan-2-ylurea, o-Torasemide (1-(1-Methylethyl)-3-[[4-[(2-methylphenyl)amino]pyridin-3-yl]sulfonyl]urea).

What is the molecular formula and molecular weight of N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide?

N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide has the molecular formula C16H20N4O3S and a molecular weight of 348.4 g/mol. Its IUPAC name is 1-[[4-(2-methylanilino)-3-pyridinyl]sulfonyl]-3-propan-2-ylurea.

What is N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide used for?

N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide is supplied as a characterised reference material related to Torasemide. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide can I order?

We supply N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide?

Yes. Every lot of N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide be shipped internationally?

Yes. We export N-(Isopropylcarbamoyl)-4-(o-tolylamino)pyridine-3-sulfonamide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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Related products

Reference Standard
Hydroxy Torsemide chemical structure
Hydroxy Torsemide
CAS
99300-68-2
Formula
C16H20N4O4S
MW
364.4 g/mol
VQ-034370
Reference Standard
Torsemide-d7 chemical structure
Torsemide-d7
CAS
1189375-06-1
Formula
C16H20N4O3S
MW
355.5 g/mol
VQ-042627

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