Description

3,4-Dihydroxybenzonitrile is a versatile phenolic nitrile compound that serves as a critical building block in advanced organic synthesis. Its bifunctional structure, featuring both phenolic hydroxyl groups and a nitrile moiety, makes it a valuable precursor for pharmaceuticals, agrochemicals, and high-performance polymers. This compound is essential for research and production in the pharmaceutical, agrochemical, and material science industries.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for catechol-based drugs and enzyme inhibitors.
• Agrochemical Synthesis: Building block for developing herbicides, fungicides, and plant growth regulators.
• Polymer & Resin Modifier: Used to introduce cross-linking sites or enhance thermal and chemical resistance in specialty polymers and epoxy resins.
• Ligand & Chelating Agent: Serves as a starting material for synthesizing complexing agents and ligands in coordination chemistry and catalysis.
• Antioxidant Precursor: Intermediate in the production of synthetic antioxidants for industrial applications.
• Research & Development: Valuable reagent in organic chemistry research for constructing complex heterocyclic and aromatic systems.

Basic Information

Product Name	3,4-Dihydroxybenzonitrile
CAS No.	17345-61-8
Molecular Formula	C7H5NO2
Molecular Weight	135.12 g/mol
Synonyms	3,4-Dihydroxybenzonitrile; Cyanohydroquinone; 4-Cyano-1,2-dihydroxybenzene; 1,2-Dihydroxy-4-cyanobenzene; Protocatechunitrile; 3,4-Dihydroxybenzene carbonitrile; 4-Cyanopyrocatechol; Benzonitrile, 3,4-dihydroxy-
EINECS	241-379-8

Quality Control

Our 3,4-Dihydroxybenzonitrile is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical specifications. Our quality commitment ensures the material is suitable for demanding applications in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is light-sensitive and should be stored away from light. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	185 - 190 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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