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API Impurities

Azilsartan Impurity 1

Reference StandardAvailable on request

Buy Azilsartan Impurity 1 (CAS 139481-44-0) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes
Azilsartan Impurity 1 chemical structure
CAS number139481-44-0
FormulaC25H21N3O3
Molar mass411.5 g/mol
Physical formSolid
HS code38229090
InChIKeyKSXLHOFDCDKQLH-UHFFFAOYSA-N
IUPAC namemethyl 3-[[4-(2-cyanophenyl)phenyl]methyl]-2-ethoxybenzimidazole-4-carboxylate

About Azilsartan Impurity 1

Azilsartan Impurity 1 belongs to the Azilsartan reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 139481-44-0, formula C25H21N3O3 and molar mass 411.5 g/mol. It is handled as a solid.

Where it is used

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

Handling and storage

Classified under GHS with signal word Warning and hazard statements H302, H312, H315 and H319. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Azilsartan

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

Azilsartan standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Azilsartan Impurity 1
Product nameAzilsartan Impurity 1
Catalogue numberZX-004404
CAS number139481-44-0
IUPAC namemethyl 3-[[4-(2-cyanophenyl)phenyl]methyl]-2-ethoxybenzimidazole-4-carboxylate
Molecular formulaC25H21N3O3
Molar mass411.5 g/mol
Exact mass411.1583
GradeReference Standard
Physical formSolid
XLogP34.9
H-bond donors / acceptors0 / 5
Topological polar surface area77.1 Ų
HS code38229090
InChIKeyKSXLHOFDCDKQLH-UHFFFAOYSA-N
SMILESCCOC1=NC2=CC=CC(=C2N1CC3=CC=C(C=C3)C4=CC=CC=C4C#N)C(=O)OC
PubChem CID15654674
SynonymsMethyl 1-[(2'-Cyanobiphenyl-4-yl)methyl]-2-ethoxybenzimidazole-7-carboxylate, Methyl 1-[(2'-cyano[1,1'-biphenyl]-4-yl)methyl]-2-ethoxy-1H-benzimidazole-7-carboxylate, Methyl 1-((2'-cyano(1,1'-biphenyl)-4-yl)methyl)-2-ethoxy-1H-benzimidazole-7-carboxylate, Azilsartan Impurity 76, Methyl 1-[(2'-cyanobiphenyl-4-yl)methyl]-2-ethoxy-1H-benzimidazole-7-carboxylate, 3-(2'-Cyano-biphenyl-4-ylmethyl)-2-ethoxy-3H-benzoimidazole-4-carboxylic acid methyl ester, Azilsartan Impurity 27, methyl 1-((2'-cyanobiphenyl-4-yl)methyl]-2-ethoxybenzimidazole-7-carboxylate, Methyl 1-[(2'-cyanobiphenyl-4-yl]methyl]-2-ethoxybenzimidazole-7-carboxylate, 3-[(2'-Cyanobiphenyl-4-yl)methyl]-2-ethoxy-3H-benzimidazole-4-carboxylic Acid Methyl Ester, Methyl 1-((2'-cyanobiphenyl-4-yl) methyl)-2-ethoxy-1H-benzimidazole-7-carboxylate, methyl 3-[[4-(2-cyanophenyl)phenyl]methyl]-2-ethoxy-benzimidazole-4-carboxylate

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

  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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 Azilsartan Impurity 1
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 Azilsartan Impurity 1

Which CAS number identifies Azilsartan Impurity 1?
Azilsartan Impurity 1 is registered under CAS 139481-44-0. You may also see it listed as Methyl 1-[(2'-Cyanobiphenyl-4-yl)methyl]-2-ethoxybenzimidazole-7-carboxylate, Methyl 1-[(2'-cyano[1,1'-biphenyl]-4-yl)methyl]-2-ethoxy-1H-benzimidazole-7-carboxylate, Methyl 1-((2'-cyano(1,1'-biphenyl)-4-yl)methyl)-2-ethoxy-1H-benzimidazole-7-carboxylate. Our catalogue number for this item is ZX-004404.
What are the formula and molar mass of Azilsartan Impurity 1?
For Azilsartan Impurity 1, its formula is C25H21N3O3 and its molar mass is 411.5 g/mol. The systematic (IUPAC) name is methyl 3-[[4-(2-cyanophenyl)phenyl]methyl]-2-ethoxybenzimidazole-4-carboxylate. InChIKey KSXLHOFDCDKQLH-UHFFFAOYSA-N lets you match it in any structure database.
How is Azilsartan Impurity 1 used in pharmaceutical QC?
Azilsartan Impurity 1 is a characterised reference material linked to Azilsartan. 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 Azilsartan Impurity 1?
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 Azilsartan Impurity 1?
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 Azilsartan Impurity 1 to my country?
Yes. Because Azilsartan Impurity 1 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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