Atenolol EP Impurity A

About Atenolol EP Impurity A

Atenolol EP Impurity A is a pharmacopeial impurity of Atenolol carrying the CAS registry number 17194-82-0. With the molecular formula C8H9NO2, it has a molar mass of 151.16 g/mol. Systematically, it is named 2-(4-hydroxyphenyl)acetamide. Alternative names: 4-Hydroxyphenylacetamide and Atenolol - Impurity A.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Atenolol, 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.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Atenolol EP Impurity A is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Atenolol

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

Atenolol impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Atenolol EP Impurity A
Catalogue No.	VQ-021640
CAS Number	17194-82-0
IUPAC name	2-(4-hydroxyphenyl)acetamide
Molecular formula	C₈H₉NO₂
Molecular weight	151.16 g/mol
Exact mass	151.0633
Grade	Reference Standard
HSN code	38229090
InChIKey	YBPAYPRLUDCSEY-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1CC(=O)N)O
PubChem CID	86986

Physical properties
Physical form	Solid
LogP (XLogP3)	0.1
H-bond donors / acceptors	2 / 2
TPSA	63.3 Å²
Synonyms	4-Hydroxyphenylacetamide, Atenolol - Impurity A, 4-Hydroxybenzeneacetamide, (p-Hydroxyphenyl)acetamide, p-(Carbamoylmethyl)phenol, 2-(p-Hydroxyphenyl)acetamide, (4-Hydroxyphenyl)acetamide, 4-(Hydroxyphenyl)acetamide, Acetamide, 2-(p-hydroxyphenyl)-, p-Hydroxyphenylacetamide, Benzeneacetamide, 4-hydroxy-, 4-hydroxy phenylacetamide

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 Atenolol EP Impurity A?

The CAS Registry Number of Atenolol EP Impurity A is 17194-82-0. It is also known as 4-Hydroxyphenylacetamide, Atenolol - Impurity A, 4-Hydroxybenzeneacetamide.

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

Atenolol EP Impurity A has the molecular formula C8H9NO2 and a molecular weight of 151.16 g/mol. Its IUPAC name is 2-(4-hydroxyphenyl)acetamide.

What is Atenolol EP Impurity A used for?

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

We supply Atenolol 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 Atenolol EP Impurity A?

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

Yes. Atenolol 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.