4-Nitrosobenzenamine

Name: 4-Nitrosobenzenamine
Brand: Zemixal
SKU: ZX-035377

Reference StandardAvailable on request

Order 4-Nitrosobenzenamine (CAS 659-49-4) online at Zemixal: C6H6N2O, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-035377.

Pack sizes

CAS number659-49-4

FormulaC₆H₆N₂O

Molar mass122.12 g/mol

Physical formSolid

HS code38229090

InChIKeySALQMMXSINGXMI-UHFFFAOYSA-N

IUPAC name4-nitrosoaniline

About 4-Nitrosobenzenamine

4-Nitrosobenzenamine is supplied by Zemixal as a characterised reference material for Aniline analysis. Identity at a glance (Reference Standard): CAS 659-49-4, formula C6H6N2O and molar mass 122.12 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Safe handling

It carries the GHS signal word Warning (H302, H312 and H332), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Aniline

See every impurity, metabolite and related compound we list for this API.

Aniline standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 4-Nitrosobenzenamine
Product name	4-Nitrosobenzenamine
Catalogue number	ZX-035377
CAS number	659-49-4
IUPAC name	4-nitrosoaniline
Molecular formula	C₆H₆N₂O
Molar mass	122.12 g/mol
Exact mass	122.048
Grade	Reference Standard
Physical form	Solid
XLogP3	1
H-bond donors / acceptors	1 / 3
Topological polar surface area	55.5 Å²
HS code	38229090
InChIKey	SALQMMXSINGXMI-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1N)N=O
PubChem CID	69574
Synonyms	p-nitrosoaniline, Benzenamine, 4-nitroso-, p-Aminonitrosobenzene, Aniline, p-nitroso-

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled

Precautionary statements P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P362 + P364, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 4-Nitrosobenzenamine
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 4-Nitrosobenzenamine

Which CAS number identifies 4-Nitrosobenzenamine?

4-Nitrosobenzenamine is registered under CAS 659-49-4. You may also see it listed as p-nitrosoaniline, Benzenamine, 4-nitroso-, p-Aminonitrosobenzene. Our catalogue number for this item is ZX-035377.

What are the formula and molar mass of 4-Nitrosobenzenamine?

For 4-Nitrosobenzenamine, its formula is C6H6N2O and its molar mass is 122.12 g/mol. The systematic (IUPAC) name is 4-nitrosoaniline. InChIKey SALQMMXSINGXMI-UHFFFAOYSA-N lets you match it in any structure database.

How is 4-Nitrosobenzenamine used in pharmaceutical QC?

4-Nitrosobenzenamine is a characterised reference material linked to Aniline. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for 4-Nitrosobenzenamine?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with 4-Nitrosobenzenamine?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship 4-Nitrosobenzenamine to my country?

Yes. Because 4-Nitrosobenzenamine is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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