5-Chloro-2-nitrodiphenylamine

About 5-Chloro-2-nitrodiphenylamine

5-Chloro-2-nitrodiphenylamine is an impurity of Clobazam carrying the CAS registry number 25781-92-4. Its molecular formula is C12H9ClN2O2 and its molecular weight is 248.66 g/mol. Its systematic (IUPAC) name is 5-chloro-2-nitro-N-phenylaniline. Alternative names: CNP (5-chloro-2-nitro diphenylamine) and Benzenamine, 5-chloro-2-nitro-N-phenyl-.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Clobazam, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from 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.

Typical applications

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

Industries

Related to Clobazam

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

Clobazam impurities

Specifications & identifiers

Chemical identifiers
Product name	5-Chloro-2-nitrodiphenylamine
Catalogue No.	VQ-027123
CAS Number	25781-92-4
IUPAC name	5-chloro-2-nitro-N-phenylaniline
Molecular formula	C₁₂H₉ClN₂O₂
Molecular weight	248.66 g/mol
Exact mass	248.0353
Grade	Reference Standard
HSN code	38229090
InChIKey	FPKHZBVGKMTUHB-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)NC2=C(C=CC(=C2)Cl)[N+](=O)[O-]
PubChem CID	117635

Physical properties
Physical form	Solid
LogP (XLogP3)	4.3
H-bond donors / acceptors	1 / 3
TPSA	57.9 Å²
Synonyms	CNP (5-chloro-2-nitro diphenylamine), Benzenamine, 5-chloro-2-nitro-N-phenyl-, 5-Chloro-2-Nitro-N-Phenyl-Benzenamine, (5-chloro-2-nitrophenyl)phenylamine, ghl.PD_Mitscher_leg0.920, 2-Nitro-5-chlorodiphenylamine, Benzenamine,5-chloro-2-Nitro-n-phenyl-

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 5-Chloro-2-nitrodiphenylamine?

The CAS Registry Number of 5-Chloro-2-nitrodiphenylamine is 25781-92-4. It is also known as CNP (5-chloro-2-nitro diphenylamine), Benzenamine, 5-chloro-2-nitro-N-phenyl-, 5-Chloro-2-Nitro-N-Phenyl-Benzenamine.

What is the molecular formula and molecular weight of 5-Chloro-2-nitrodiphenylamine?

5-Chloro-2-nitrodiphenylamine has the molecular formula C12H9ClN2O2 and a molecular weight of 248.66 g/mol. Its IUPAC name is 5-chloro-2-nitro-N-phenylaniline.

What is 5-Chloro-2-nitrodiphenylamine used for?

5-Chloro-2-nitrodiphenylamine is supplied as a characterised reference material related to Clobazam. 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 5-Chloro-2-nitrodiphenylamine can I order?

We supply 5-Chloro-2-nitrodiphenylamine 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 5-Chloro-2-nitrodiphenylamine?

Yes. Every lot of 5-Chloro-2-nitrodiphenylamine 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 5-Chloro-2-nitrodiphenylamine be shipped internationally?

Yes. 5-Chloro-2-nitrodiphenylamine 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.