4-Hydroxy-3-nitrobenzonitrile

Name: 4-Hydroxy-3-nitrobenzonitrile
Brand: Vaqora Chemicals
SKU: VQ-032195

About 4-Hydroxy-3-nitrobenzonitrile

4-Hydroxy-3-nitrobenzonitrile (CAS 3272-08-0) is a metabolite or degradation product of Nitroxynil offered by Vaqora Chemicals. Its molecular formula is C7H4N2O3 and its molecular weight is 164.12 g/mol. Common synonyms include 2-Nitro-4-cyanophenol and Benzonitrile, 4-hydroxy-3-nitro-.

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. It carries the GHS signal word “Warning” with 6 hazard statements. Review the Safety Data Sheet before use.

It is used in metabolite identification, stability-indicating method development and impurity profiling of Nitroxynil, as well as in QC testing and ANDA/DMF documentation. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer 4-Hydroxy-3-nitrobenzonitrile in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Nitroxynil

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

Nitroxynil impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Hydroxy-3-nitrobenzonitrile
Catalogue No.	VQ-032195
CAS Number	3272-08-0
IUPAC name	4-hydroxy-3-nitrobenzonitrile
Molecular formula	C₇H₄N₂O₃
Molecular weight	164.12 g/mol
Exact mass	164.0222
Grade	Reference Standard
HSN code	38229090
InChIKey	INBLGVOPOSGVTA-UHFFFAOYSA-N
SMILES	C1=CC(=C(C=C1C#N)[N+](=O)[O-])O
PubChem CID	76758

Physical properties
Physical form	Solid
LogP (XLogP3)	1.6
H-bond donors / acceptors	1 / 4
TPSA	89.8 Å²
Synonyms	2-Nitro-4-cyanophenol, Benzonitrile, 4-hydroxy-3-nitro-, 4-Cyano-2-nitrophenol, 3-nitro-4-hydroxybenzonitrile, 4-hydroxy-3-nitrobenzenecarbonitrile, 2-Nitro-4-cyano phenol, benzonitrile, 4-hydroxy

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, 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 4-Hydroxy-3-nitrobenzonitrile?

The CAS Registry Number of 4-Hydroxy-3-nitrobenzonitrile is 3272-08-0. It is also known as 2-Nitro-4-cyanophenol, Benzonitrile, 4-hydroxy-3-nitro-, 4-Cyano-2-nitrophenol.

What is the molecular formula and molecular weight of 4-Hydroxy-3-nitrobenzonitrile?

4-Hydroxy-3-nitrobenzonitrile has the molecular formula C7H4N2O3 and a molecular weight of 164.12 g/mol. Its IUPAC name is 4-hydroxy-3-nitrobenzonitrile.

What is 4-Hydroxy-3-nitrobenzonitrile used for?

4-Hydroxy-3-nitrobenzonitrile is supplied as a characterised reference material related to Nitroxynil. 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 4-Hydroxy-3-nitrobenzonitrile can I order?

We supply 4-Hydroxy-3-nitrobenzonitrile 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 4-Hydroxy-3-nitrobenzonitrile?

Yes. Every lot of 4-Hydroxy-3-nitrobenzonitrile 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 4-Hydroxy-3-nitrobenzonitrile be shipped internationally?

Yes. 4-Hydroxy-3-nitrobenzonitrile 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.