Naproxen Impurity A

Name: Naproxen Impurity A
Brand: Zemixal
SKU: ZX-004976

Reference StandardIn stock

Order Naproxen Impurity A (CAS 52079-10-4) online at Zemixal. Request a quote with price, lead time and documents. Part of our API Impurities range.

Pack sizes

CAS number52079-10-4

FormulaC₁₃H₁₂O₃

Molar mass216.23 g/mol

Physical formSolid

HS code38229090

Purity98.44%

InChIKeyXWJUDDGELKXYNO-QMMMGPOBSA-N

IUPAC name(2S)-2-(6-hydroxynaphthalen-2-yl)propanoic acid

About Naproxen Impurity A

Analytical teams working on Naproxen use Naproxen Impurity A as a qualified comparison standard. Key data (Reference Standard): CAS 52079-10-4, formula C13H12O3 and molar mass 216.23 g/mol. It is handled as a solid.

Typical applications

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, H317 and H400. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Naproxen

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

Naproxen standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Naproxen Impurity A
Product name	Naproxen Impurity A
Catalogue number	ZX-004976
CAS number	52079-10-4
IUPAC name	(2S)-2-(6-hydroxynaphthalen-2-yl)propanoic acid
Molecular formula	C₁₃H₁₂O₃
Molar mass	216.23 g/mol
Exact mass	216.0786
Grade	Reference Standard
Purity / assay	98.44%
Physical form	Solid
XLogP3	3
H-bond donors / acceptors	2 / 3
Topological polar surface area	57.5 Å²
HS code	38229090
InChIKey	XWJUDDGELKXYNO-QMMMGPOBSA-N
SMILES	C[C@@H](C1=CC2=C(C=C1)C=C(C=C2)O)C(=O)O
PubChem CID	13393711
Synonyms	(S)-O-Desmethyl Naproxen, (S)-2-(6-Hydroxy-2-naphthyl)propionic Acid, (S)-6-O-Desmethylnaproxen, (S)-6-Demethylnaproxen, O-Desmethylnaproxen, 6-O-Demethylnaproxen, Naproxen EP Impurity A, (S)-2-(6-Hydroxynaphthalen-2-yl)propanoic acid, (S)-6-Hydroxy-alpha-methyl-2-naphthaleneacetic acid, (S)-O-Desmethylnaproxen, (S)-6-Desmethyl Naproxen, (2S)-2-(6-Hydroxynaphthalen-2-yl)propanoic Acid (O-Demethylnaproxen)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Hazardous to the environment

Signal word Warning

H302Harmful if swallowed
H317May cause an allergic skin reaction
H400Very toxic to aquatic life

Precautionary statements P261, P264, P270, P272, P273, P280, P301 + P317, P302 + P352, P321, P330, P333 + P317, P362 + P364, P391, 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 Naproxen Impurity A
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Naproxen Impurity A

Which CAS number identifies Naproxen Impurity A?

Naproxen Impurity A is registered under CAS 52079-10-4. You may also see it listed as (S)-O-Desmethyl Naproxen, (S)-2-(6-Hydroxy-2-naphthyl)propionic Acid, (S)-6-O-Desmethylnaproxen. Our catalogue number for this item is ZX-004976.

What are the formula and molar mass of Naproxen Impurity A?

For Naproxen Impurity A, its formula is C13H12O3 and its molar mass is 216.23 g/mol. The systematic (IUPAC) name is (2S)-2-(6-hydroxynaphthalen-2-yl)propanoic acid. InChIKey XWJUDDGELKXYNO-QMMMGPOBSA-N lets you match it in any structure database.

How is Naproxen Impurity A used in pharmaceutical QC?

Naproxen Impurity A is a characterised reference material linked to Naproxen. 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 Naproxen Impurity A?

This listing is Reference Standard grade with 98.44% purity. 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 Naproxen 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 Naproxen Impurity A to my country?

Yes. Because Naproxen 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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