1-Methoxy-4-Nitrosobenzene

Name: 1-Methoxy-4-Nitrosobenzene
Brand: Vaqora Chemicals
SKU: VQ-006786

About 1-Methoxy-4-Nitrosobenzene

1-Methoxy-4-Nitrosobenzene (CAS 1516-21-8) is a nitrosamine impurity standard offered by Vaqora Chemicals at a purity of 99.58%. The compound has the formula C7H7NO2, corresponding to a molecular weight of 137.14 g/mol. It is also known as 4-Methoxy-1-nitrosobenzene or 4-Methoxynitrosobenzene.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

Laboratories use this nitrosamine standard to develop and validate highly sensitive LC-MS/MS methods, to confirm limits of detection and to document nitrosamine risk assessments in regulatory submissions. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 1-Methoxy-4-Nitrosobenzene is dispatched with a Certificate of Analysis (COA) to destinations worldwide. Stock is available for quick dispatch.

Typical applications

Nitrosamine risk assessment
Trace LC-MS/MS quantitation
Method validation (AMV)
Regulatory submissions

Industries

Specifications & identifiers

Chemical identifiers
Product name	1-Methoxy-4-Nitrosobenzene
Catalogue No.	VQ-006786
CAS Number	1516-21-8
IUPAC name	1-methoxy-4-nitrosobenzene
Molecular formula	C₇H₇NO₂
Molecular weight	137.14 g/mol
Exact mass	137.0477
Grade	Reference Standard
Purity / assay	99.58%
HSN code	38229090
InChIKey	RIOSDPIZGIWNMS-UHFFFAOYSA-N
SMILES	COC1=CC=C(C=C1)N=O
PubChem CID	15197

Physical properties
Physical form	Solid
LogP (XLogP3)	1.6
H-bond donors / acceptors	0 / 3
TPSA	38.7 Å²
Synonyms	4-Methoxy-1-nitrosobenzene, 4-Methoxynitrosobenzene, 4-Nitrosoanisole, p-Methoxynitrosobenzene, p-Nitrosoanisole, ANISOLE, p-NITROSO-, Benzene, 1-methoxy-4-nitroso-, C7H7NO2, 1-methoxy-4-nitroso-benzene, 4-06-00-01245 (Beilstein Handbook Reference)

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 1-Methoxy-4-Nitrosobenzene?

The CAS Registry Number of 1-Methoxy-4-Nitrosobenzene is 1516-21-8. It is also known as 4-Methoxy-1-nitrosobenzene, 4-Methoxynitrosobenzene, 4-Nitrosoanisole.

What is the molecular formula and molecular weight of 1-Methoxy-4-Nitrosobenzene?

1-Methoxy-4-Nitrosobenzene has the molecular formula C7H7NO2 and a molecular weight of 137.14 g/mol. Its IUPAC name is 1-methoxy-4-nitrosobenzene.

Which grade and pack sizes of 1-Methoxy-4-Nitrosobenzene can I order?

We supply 1-Methoxy-4-Nitrosobenzene in Reference Standard (99.58%) 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 1-Methoxy-4-Nitrosobenzene?

Yes. Every lot of 1-Methoxy-4-Nitrosobenzene 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 1-Methoxy-4-Nitrosobenzene be shipped internationally?

Yes. We export 1-Methoxy-4-Nitrosobenzene worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.