Description

3-Cyano-5-Hydroxybenzoic Acid is a versatile and high-value benzoic acid derivative characterized by its cyano and hydroxyl functional groups. This compound serves as a critical pharmaceutical intermediate and organic synthesis building block, enabling the construction of complex molecules for drug discovery and advanced material science. It is primarily utilized by research institutions, fine chemical manufacturers, and pharmaceutical companies engaged in the development of active pharmaceutical ingredients (APIs) and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Organic Synthesis Building Block: Used for constructing complex heterocyclic compounds and functionalized aromatic systems in research and development.
• Agrochemical Research: Intermediate in the development of new herbicides, fungicides, and plant growth regulators.
• Material Science: Potential monomer or additive for the synthesis of specialized polymers and advanced organic materials.
• Ligand Synthesis: Useful for creating chelating agents and ligands for catalysis and metal-organic frameworks (MOFs).
• Dye & Pigment Intermediate: Serves as a starting material for the production of specialized dyes and organic pigments.

Basic Information

Product Name	3-Cyano-5-Hydroxybenzoic Acid
CAS No.	1163141-57-8
Molecular Formula	C8H5NO3
Molecular Weight	163.13 g/mol
Synonyms	5-Hydroxy-3-cyanobenzoic Acid; 3-Cyano-5-hydroxybenzoic acid; Benzoic acid, 3-cyano-5-hydroxy-; 5-Carboxy-3-hydroxybenzonitrile; 3-Hydroxy-5-cyanobenzoic Acid
EINECS	Contact for details

Quality Control

Our 3-Cyano-5-Hydroxybenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring high-purity intermediates for research and cGMP manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed and away from direct light exposure to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.