N- Nitroso-n-phenylacetamide

Name: N- Nitroso-n-phenylacetamide
Brand: Vaqora Chemicals
SKU: VQ-033057

About N- Nitroso-n-phenylacetamide

N- Nitroso-n-phenylacetamide (CAS 938-81-8) is a nitrosamine impurity of Paracetamol offered by Vaqora Chemicals. Formula C8H8N2O2, molecular weight 164.16 g/mol. Alternative names: N-Nitrosoacetanilide and N-Nitroso Acetanilide.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

It is used as a reference standard for trace-level detection and quantitation of nitrosamine impurities by LC-MS/MS or GC-MS, supporting nitrosamine risk assessments for Paracetamol, method validation (AMV) and regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, N- Nitroso-n-phenylacetamide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Paracetamol

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

Paracetamol impurities

Specifications & identifiers

Chemical identifiers
Product name	N- Nitroso-n-phenylacetamide
Catalogue No.	VQ-033057
CAS Number	938-81-8
IUPAC name	N-nitroso-N-phenylacetamide
Molecular formula	C₈H₈N₂O₂
Molecular weight	164.16 g/mol
Exact mass	164.0586
Grade	Reference Standard
HSN code	38229090
InChIKey	WAEHJRJPDZLXPY-UHFFFAOYSA-N
SMILES	CC(=O)N(C1=CC=CC=C1)N=O
PubChem CID	262075

Physical properties
Physical form	Solid
LogP (XLogP3)	1
H-bond donors / acceptors	0 / 3
TPSA	49.7 Å²

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 N- Nitroso-n-phenylacetamide?

The CAS Registry Number of N- Nitroso-n-phenylacetamide is 938-81-8. It is also known as N-Nitrosoacetanilide, N-Nitroso Acetanilide.

What is the molecular formula and molecular weight of N- Nitroso-n-phenylacetamide?

N- Nitroso-n-phenylacetamide has the molecular formula C8H8N2O2 and a molecular weight of 164.16 g/mol. Its IUPAC name is N-nitroso-N-phenylacetamide.

What is N- Nitroso-n-phenylacetamide used for?

N- Nitroso-n-phenylacetamide is supplied as a characterised reference material related to Paracetamol. 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 N- Nitroso-n-phenylacetamide can I order?

We supply N- Nitroso-n-phenylacetamide 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 N- Nitroso-n-phenylacetamide?

Yes. Every lot of N- Nitroso-n-phenylacetamide 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 N- Nitroso-n-phenylacetamide be shipped internationally?

Yes. We export N- Nitroso-n-phenylacetamide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.