Atazanavir EP Impurity A

Name: Atazanavir EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-021639

About Atazanavir EP Impurity A

Vaqora Chemicals supplies Atazanavir EP Impurity A, a pharmacopeial impurity of Atazanavir registered under CAS number 4385-62-0. Formula C12H9NO2, molecular weight 199.2 g/mol. The IUPAC name is 4-pyridin-2-ylbenzoic acid. It is also known as Atazanavir Sulfate - Impurity A or Atazanavir Pyridinyl Benzoic Acid Impurity.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Atazanavir, 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.

We offer Atazanavir EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Atazanavir

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

Atazanavir impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Atazanavir EP Impurity A
Catalogue No.	VQ-021639
CAS Number	4385-62-0
IUPAC name	4-pyridin-2-ylbenzoic acid
Molecular formula	C₁₂H₉NO₂
Molecular weight	199.2 g/mol
Exact mass	199.0633
Grade	Reference Standard
HSN code	38229090
InChIKey	AQIPNZHMXANQRC-UHFFFAOYSA-N
SMILES	C1=CC=NC(=C1)C2=CC=C(C=C2)C(=O)O
PubChem CID	821692

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	1 / 3
TPSA	50.2 Å²
Synonyms	Atazanavir 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

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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 is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Atazanavir EP Impurity A?

The CAS Registry Number of Atazanavir EP Impurity A is 4385-62-0. It is also known as Atazanavir Sulfate - Impurity A, Atazanavir Pyridinyl Benzoic Acid Impurity, 4-(2-Pyridyl)benzoic acid.

What is the molecular formula and molecular weight of Atazanavir EP Impurity A?

Atazanavir EP Impurity A has the molecular formula C12H9NO2 and a molecular weight of 199.2 g/mol. Its IUPAC name is 4-pyridin-2-ylbenzoic acid.

What is Atazanavir EP Impurity A used for?

Atazanavir EP Impurity A is supplied as a characterised reference material related to Atazanavir. 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 Atazanavir EP Impurity A can I order?

We supply Atazanavir EP Impurity A 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 Atazanavir EP Impurity A?

Yes. Every lot of Atazanavir EP Impurity A 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 Atazanavir EP Impurity A be shipped internationally?

Yes. Atazanavir EP Impurity A is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.