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Pharmacopeial Impurities (EP / USP / BP)

Atazanavir EP Impurity A

Reference StandardAvailable on request

Atazanavir EP Impurity A (CAS 4385-62-0) supplier Zemixal. Request a quote with price, lead time and documents. Quotes within one business day.

Pack sizes
Atazanavir EP Impurity A chemical structure
CAS number4385-62-0
FormulaC12H9NO2
Molar mass199.2 g/mol
Physical formSolid
HS code38229090
InChIKeyAQIPNZHMXANQRC-UHFFFAOYSA-N
IUPAC name4-pyridin-2-ylbenzoic acid

About Atazanavir EP Impurity A

Atazanavir EP Impurity A is supplied by Zemixal as a characterised reference material for Atazanavir analysis. Identity at a glance (Reference Standard): CAS 4385-62-0, formula C12H9NO2 and molar mass 199.2 g/mol. It is handled as a solid.

Where it is used

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

Handling and storage

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Atazanavir

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

Atazanavir 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 Atazanavir EP Impurity A
Product nameAtazanavir EP Impurity A
Catalogue numberZX-020685
CAS number4385-62-0
IUPAC name4-pyridin-2-ylbenzoic acid
Molecular formulaC12H9NO2
Molar mass199.2 g/mol
Exact mass199.0633
GradeReference Standard
Physical formSolid
XLogP32.2
H-bond donors / acceptors1 / 3
Topological polar surface area50.2 Ų
HS code38229090
InChIKeyAQIPNZHMXANQRC-UHFFFAOYSA-N
SMILESC1=CC=NC(=C1)C2=CC=C(C=C2)C(=O)O
PubChem CID821692
SynonymsAtazanavir Sulfate - Impurity A, Atazanavir Pyridinyl Benzoic Acid Impurity, 4-(2-Pyridyl)benzoic acid, 4-(pyridin-2-yl)benzoic acid, 4-(2-pyridinyl)benzoic acid, 4-Pyridin-2-yl-benzoic acid, Benzoic acid, 4-(2-pyridinyl)-, 4-(Pyridin-2-yl)benzoic acid., 4-pyridine-2-ylbenzoic acid, 4-(Pyrid-2-yl)benzoic acid, 4-(2-pyridyl)benzenecarboxylic acid, 4-(4-Chloropyridin-2-yl)benoic 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 Atazanavir EP Impurity A
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 Atazanavir EP Impurity A

Which CAS number identifies Atazanavir EP Impurity A?
Atazanavir EP Impurity A is registered under CAS 4385-62-0. You may also see it listed as Atazanavir Sulfate - Impurity A, Atazanavir Pyridinyl Benzoic Acid Impurity, 4-(2-Pyridyl)benzoic acid. Our catalogue number for this item is ZX-020685.
What are the formula and molar mass of Atazanavir EP Impurity A?
For Atazanavir EP Impurity A, its formula is C12H9NO2 and its molar mass is 199.2 g/mol. The systematic (IUPAC) name is 4-pyridin-2-ylbenzoic acid. InChIKey AQIPNZHMXANQRC-UHFFFAOYSA-N lets you match it in any structure database.
How is Atazanavir EP Impurity A used in pharmaceutical QC?
Atazanavir EP Impurity A is a characterised reference material linked to Atazanavir. 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 Atazanavir EP Impurity A?
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 Atazanavir EP Impurity A?
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 Atazanavir EP Impurity A to my country?
Yes. Because Atazanavir EP Impurity A 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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