Naproxen Sodium Salt

Name: Naproxen Sodium Salt
Brand: Vaqora Chemicals
SKU: VQ-007602

About Naproxen Sodium Salt

Naproxen Sodium Salt (CAS 26159-34-2) is a high-purity reference standard of Naproxen offered by Vaqora Chemicals. Formula C14H13NaO3, molecular weight 252.24 g/mol. The IUPAC name is sodium (2S)-2-(6-methoxynaphthalen-2-yl)propanoate. Alternative names: (+)-(S)-Naproxen sodium salt and (S)-Naproxen Sodium Salt.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

Laboratories use this Naproxen standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Naproxen Sodium Salt is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Naproxen

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

Naproxen impurities

Specifications & identifiers

Chemical identifiers
Product name	Naproxen Sodium Salt
Catalogue No.	VQ-007602
CAS Number	26159-34-2
Other CAS	22204-53-1
IUPAC name	sodium (2S)-2-(6-methoxynaphthalen-2-yl)propanoate
Molecular formula	C₁₄H₁₃NaO₃
Molecular weight	252.24 g/mol
Exact mass	252.0762
Grade	Reference Standard
HSN code	38229090
InChIKey	CDBRNDSHEYLDJV-FVGYRXGTSA-M
SMILES	C[C@@H](C1=CC2=C(C=C1)C=C(C=C2)OC)C(=O)[O-].[Na+]
PubChem CID	23681059

Physical properties
Physical form	Solid
H-bond donors / acceptors	0 / 3
TPSA	49.4 Å²
Synonyms	(S)-6-Methoxy-α-methyl-2-naphthaleneacetic Acid Sodium Salt, (+)-(S)-Naproxen sodium salt, (2S)-2-(6-Methoxy-2-naphthyl)propanoic acid sodium salt, (S)-Naproxen Sodium Salt, Sodium (+)-6-methoxy-2-naphthalenepropionate, Sodium d-2-(6-methoxy-2-naphthyl)propionate, Sodium naprosyn, Sodium naproxen, naproxen sodium, Primeral, Naprium, Diocodal

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H360May damage fertility or the unborn child

Precautionary statements: P203, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P330, 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

Other grades of CAS 26159-34-2

IP/BP/USP

Naproxen Sodium

CAS: 26159-34-2
Formula: C₁₄H₁₃NaO₃
MW: 252.24 g/mol

VQ-004009

Frequently asked questions

What is the CAS number of Naproxen Sodium Salt?

The CAS Registry Number of Naproxen Sodium Salt is 26159-34-2. It is also known as (S)-6-Methoxy-α-methyl-2-naphthaleneacetic Acid Sodium Salt, (+)-(S)-Naproxen sodium salt, (2S)-2-(6-Methoxy-2-naphthyl)propanoic acid sodium salt.

What is the molecular formula and molecular weight of Naproxen Sodium Salt?

Naproxen Sodium Salt has the molecular formula C14H13NaO3 and a molecular weight of 252.24 g/mol. Its IUPAC name is sodium (2S)-2-(6-methoxynaphthalen-2-yl)propanoate.

What is Naproxen Sodium Salt used for?

Naproxen Sodium Salt is supplied as a characterised reference material related to Naproxen. 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 Naproxen Sodium Salt can I order?

We supply Naproxen Sodium Salt 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 Naproxen Sodium Salt?

Yes. Every lot of Naproxen Sodium Salt 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 Naproxen Sodium Salt be shipped internationally?

Yes. Naproxen Sodium Salt 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.