Naproxen Impurity N

Name: Naproxen Impurity N
Brand: Vaqora Chemicals
SKU: VQ-005320

About Naproxen Impurity N

Naproxen Impurity N is an impurity of Naproxen carrying the CAS registry number 5111-65-9. With the molecular formula C11H9BrO, it has a molar mass of 237.09 g/mol. The IUPAC name is 2-bromo-6-methoxynaphthalene. Alternative names: 2-Methoxy-6-bromonaphthalene and 6-Methoxy-2-bromonaphthalene.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

As a characterised impurity of Naproxen, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. 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. This item is currently in stock for prompt dispatch.

Typical applications

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

Industries

Related to Naproxen

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

Naproxen impurities

Specifications & identifiers

Chemical identifiers
Product name	Naproxen Impurity N
Catalogue No.	VQ-005320
CAS Number	5111-65-9
IUPAC name	2-bromo-6-methoxynaphthalene
Molecular formula	C₁₁H₉BrO
Molecular weight	237.09 g/mol
Exact mass	235.9837
Grade	Reference Standard
HSN code	38229090
InChIKey	AYFJBMBVXWNYLT-UHFFFAOYSA-N
SMILES	COC1=CC2=C(C=C1)C=C(C=C2)Br
PubChem CID	78786

Physical properties
Physical form	Solid
LogP (XLogP3)	4.2
H-bond donors / acceptors	0 / 1
TPSA	9.2 Å²
Synonyms	2-Methoxy-6-bromonaphthalene, 6-Methoxy-2-bromonaphthalene, Naphthalene, 2-bromo-6-methoxy-, 6-Bromo-2-methoxynaphthalene, 2-Bromo-6-methoxynaphthalene (Naproxen Impurity N), 6-Bromo-2-naphthylmethylether, 2-Bromo-6-methoxy-Naphthalene, (6-brom-2-naphthyl)-methyl ether, 6-methoxy-2-naphthyl bromide, 2-Bromo-6-methoxynaphthalene, Naproxen Imp. N (EP), Naproxen Impurity N

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, 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 5111-65-9

LR

2-Bromo-6-methoxynaphthalene, LR

CAS: 5111-65-9
Formula: C₁₁H₉BrO
MW: 237.09 g/mol

VQ-047065

Frequently asked questions

What is the CAS number of Naproxen Impurity N?

The CAS Registry Number of Naproxen Impurity N is 5111-65-9. It is also known as 2-Methoxy-6-bromonaphthalene, 6-Methoxy-2-bromonaphthalene, Naphthalene, 2-bromo-6-methoxy-.

What is the molecular formula and molecular weight of Naproxen Impurity N?

Naproxen Impurity N has the molecular formula C11H9BrO and a molecular weight of 237.09 g/mol. Its IUPAC name is 2-bromo-6-methoxynaphthalene.

What is Naproxen Impurity N used for?

Naproxen Impurity N 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 Impurity N can I order?

We supply Naproxen Impurity N in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Naproxen Impurity N?

Yes. Every lot of Naproxen Impurity N 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 Impurity N be shipped internationally?

Yes. Naproxen Impurity N 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.