rac-Naproxen

Name: rac-Naproxen
Brand: Vaqora Chemicals
SKU: VQ-013752

About rac-Naproxen

Vaqora Chemicals supplies rac-Naproxen, a process intermediate or related compound of Naproxen registered under CAS number 23981-80-8. Formula C14H14O3, molecular weight 230.26 g/mol. Systematically, it is named 2-(6-methoxynaphthalen-2-yl)propanoic acid. It is also known as (RS)-Naproxen or (±)-Naproxen.

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. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is a process intermediate or related compound in the synthesis of Naproxen, useful for route development, impurity fate-and-purge studies and analytical method development. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. Stock is available for quick dispatch.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Naproxen

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

Naproxen impurities

Specifications & identifiers

Chemical identifiers
Product name	rac-Naproxen
Catalogue No.	VQ-013752
CAS Number	23981-80-8
IUPAC name	2-(6-methoxynaphthalen-2-yl)propanoic acid
Molecular formula	C₁₄H₁₄O₃
Molecular weight	230.26 g/mol
Exact mass	230.0943
Grade	Reference Standard
InChIKey	CMWTZPSULFXXJA-UHFFFAOYSA-N
SMILES	CC(C1=CC2=C(C=C1)C=C(C=C2)OC)C(=O)O
PubChem CID	1302

Physical properties
Physical form	Solid
LogP (XLogP3)	3.3
H-bond donors / acceptors	1 / 3
TPSA	46.5 Å²
Synonyms	(RS)-Naproxen, (±)-6-Methoxy-alpha-methyl-2-naphthaleneacetic acid, (±)-Naproxen, (±)-2-(6-Methoxy-2-naphthalenyl)propionic acid, (±)-2-(6-Methoxy-2-naphthyl)propionic acid, 2-(6-Methoxy-2-naphthyl)propionic acid, DL-2-(6-Methoxy-2-naphthyl)propionic acid, DL-Naproxen, Racemic naproxen, (+/-)-2-(6-Methoxy-2-naphthyl)propionic Acid, 2-(6-Methoxy-2-naphthyl)propanoic acid, (+/-)-naproxen

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H371May cause damage to organs

Precautionary statements: P260, P264, P264 + P265, P270, P280, P301 + P316, P301 + P317, P302 + P352, P305 + P351 + P338, P308 + P316, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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 rac-Naproxen?

The CAS Registry Number of rac-Naproxen is 23981-80-8. It is also known as (RS)-Naproxen, (±)-6-Methoxy-alpha-methyl-2-naphthaleneacetic acid, (±)-Naproxen.

What is the molecular formula and molecular weight of rac-Naproxen?

rac-Naproxen has the molecular formula C14H14O3 and a molecular weight of 230.26 g/mol. Its IUPAC name is 2-(6-methoxynaphthalen-2-yl)propanoic acid.

What is rac-Naproxen used for?

rac-Naproxen 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 rac-Naproxen can I order?

We supply rac-Naproxen in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with rac-Naproxen?

Yes. Every lot of rac-Naproxen 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 rac-Naproxen be shipped internationally?

Yes. rac-Naproxen 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.