Nitrazepam EP Impurity B

Name: Nitrazepam EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-044854

About Nitrazepam EP Impurity B

Vaqora Chemicals supplies Nitrazepam EP Impurity B, a pharmacopeial impurity of Nitrazepam registered under CAS number 1775-95-7. Formula C13H10N2O3, molecular weight 242.23 g/mol. Systematically, it is named (2-amino-5-nitrophenyl)-phenylmethanone. Alternative names: 5-Amino-2-nitrobenzophenone and Nitrazepam - Impurity B.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This Nitrazepam impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Nitrazepam EP Impurity B is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Nitrazepam

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

Nitrazepam impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Nitrazepam EP Impurity B
Catalogue No.	VQ-044854
CAS Number	1775-95-7
IUPAC name	(2-amino-5-nitrophenyl)-phenylmethanone
Molecular formula	C₁₃H₁₀N₂O₃
Molecular weight	242.23 g/mol
Exact mass	242.0691
Grade	Reference Standard
HSN code	38229090
InChIKey	PZPZDEIASIKHPY-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C(=O)C2=C(C=CC(=C2)[N+](=O)[O-])N
PubChem CID	15681

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	1 / 4
TPSA	88.9 Å²
Synonyms	5-Amino-2-nitrobenzophenone, Nitrazepam - Impurity B, 2-Amino-5-nitrobenzophenone, (2-Amino-5-nitrophenyl)phenylmethanone, (2-amino-5-nitrophenyl)(phenyl)methanone, 2-benzoyl-4-nitroaniline, 5-Nitro-2-aminobenzophenone, Benzophenone, 2-amino-5-nitro-, 2-amino-5-nitrophenyl phenyl ketone, (2-amino-5-nitro-phenyl)-phenyl-methanone, (2-Amino-5-nitrophenyl)phenyl-methanone (2-Amino-5-nitrobenzophenone), Nitrazepam Impurity 2

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 Nitrazepam EP Impurity B?

The CAS Registry Number of Nitrazepam EP Impurity B is 1775-95-7. It is also known as 5-Amino-2-nitrobenzophenone, Nitrazepam - Impurity B, 2-Amino-5-nitrobenzophenone.

What is the molecular formula and molecular weight of Nitrazepam EP Impurity B?

Nitrazepam EP Impurity B has the molecular formula C13H10N2O3 and a molecular weight of 242.23 g/mol. Its IUPAC name is (2-amino-5-nitrophenyl)-phenylmethanone.

What is Nitrazepam EP Impurity B used for?

Nitrazepam EP Impurity B is supplied as a characterised reference material related to Nitrazepam. 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 Nitrazepam EP Impurity B can I order?

We supply Nitrazepam EP Impurity B 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 Nitrazepam EP Impurity B?

Yes. Every lot of Nitrazepam EP Impurity B 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 Nitrazepam EP Impurity B be shipped internationally?

Yes. Nitrazepam EP Impurity B 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.