Description

2-Hydroxy-4-Nitrobenzonitrile is a versatile aromatic nitrile derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique structure, featuring both a phenolic hydroxyl and a nitro group ortho to the nitrile, makes it a valuable precursor for constructing complex heterocyclic systems and functional materials. This high-purity compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and performance chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those with benzoxazole, quinazoline, or other fused heterocyclic cores.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a precursor for azo dyes and other complex colorants requiring specific light-fastness and stability properties.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a starting material for electron-transport layers or emissive materials in electronic displays.
• Ligand and Catalyst Development: Utilized in the preparation of specialized ligands for metal catalysis and coordination chemistry.
• Polymer Modification: Incorporated into polymer backbones to impart specific chemical resistance, thermal stability, or optical properties.
• Academic and Industrial R&D: A fundamental reagent for methodological studies in nitrile chemistry and nitro-group transformations.

Basic Information

Product Name	2-Hydroxy-4-Nitrobenzonitrile
CAS No.	39835-14-8
Molecular Formula	C7H4N2O3
Molecular Weight	164.12 g/mol
Synonyms	4-Nitro-2-hydroxybenzonitrile; 2-Cyano-5-nitrophenol; 5-Nitrosalicylonitrile; Salicylonitrile, 5-nitro-; 2-Hydroxy-4-nitrobenzenecarbonitrile; 5-Nitro-2-hydroxybenzonitrile; 5-Nitro-2-cyanophenol; NSC 403107
EINECS	Contact for details

Quality Control

Our 2-Hydroxy-4-Nitrobenzonitrile is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and tests for residual solvents and heavy metals. We provide a detailed Certificate of Analysis (COA) with each shipment, ensuring traceability and compliance with your internal specifications and Good Laboratory Practice (GLP) standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to pale brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	185 - 190 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.