Description

4-Amino-2-Hydroxybenzenecarbohydrazide is a specialized aromatic hydrazide derivative that serves as a versatile intermediate in advanced organic synthesis. Its unique bifunctional structure, featuring both amino and hydrazide groups on a phenolic ring, makes it a valuable precursor for constructing heterocyclic compounds and functional materials. This high-purity chemical is essential for research and development laboratories, pharmaceutical manufacturers, and agrochemical producers seeking to develop new active ingredients and performance chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those with heterocyclic scaffolds like oxadiazoles, triazoles, and benzoxazoles.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and plant growth regulators, leveraging its reactive sites for creating bioactive molecules.
• Dye and Pigment Manufacturing: Serves as a coupling agent and intermediate for producing azo dyes and complex organic pigments, contributing to color strength and fastness.
• Coordination Chemistry & Chelating Agent: Acts as a ligand for metal ions, useful in catalysis, material science, and analytical chemistry applications.
• Polymer Modification: Employed as a functional monomer or cross-linking agent to introduce hydrazide groups into polymer chains, enhancing properties like adhesion or thermal stability.
• Research & Development: Critical reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways in medicinal and synthetic chemistry.

Basic Information

Product Name	4-Amino-2-Hydroxybenzenecarbohydrazide
CAS No.	6946-29-8
Molecular Formula	C7H9N3O2
Molecular Weight	167.16 g/mol
Synonyms	2-Hydroxy-4-aminobenzoic acid hydrazide; 4-Amino-2-hydroxybenzohydrazide; 4-Amino-2-hydroxybenzhydrazide; 2-Hydroxy-4-aminobenzhydrazide; Benzoic acid, 4-amino-2-hydroxy-, hydrazide; 4-Amino-2-hydroxybenzoyl hydrazine; 4-Amino-2-hydroxybenzamide, N-aminohydrazone; (4-Amino-2-hydroxyphenyl)carbohydrazide
EINECS	Contact for details

Quality Control

Our 4-Amino-2-Hydroxybenzenecarbohydrazide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your critical synthesis processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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