Description

3-Hydroxy-2-Naphthoic Acid Hydrazide is a high-purity organic intermediate featuring a reactive hydrazide group attached to a naphthoic acid core. This compound matters for its versatility as a key building block in the synthesis of more complex molecules, particularly heterocyclic compounds and functional dyes. Industries that require advanced organic synthesis, such as pharmaceuticals, agrochemicals, and specialty chemicals, will find this product essential for research and development as well as scale-up production.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing hydrazone or other nitrogen-containing heterocycles.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where its molecular structure contributes to biological activity.
• Dye and Pigment Manufacturing: Acts as a coupling agent and intermediate in the production of azo dyes and organic pigments, imparting color fastness and specific hue properties.
• Chemical Research & Development: A valuable reagent in organic synthesis for constructing complex molecular architectures in academic and industrial R&D settings.
• Coordination Chemistry: Functions as a ligand for metal ions, useful in creating catalysts or metal-organic frameworks (MOFs) for various catalytic and separation processes.
• Analytical Chemistry: Can be employed as a derivatization agent for the detection and quantification of carbonyl compounds via hydrazone formation.

Basic Information

Product Name	3-Hydroxy-2-Naphthoic Acid Hydrazide
CAS No.	5341-58-2
Molecular Formula	C11H10N2O2
Molecular Weight	202.21 g/mol
Synonyms	2-Hydroxy-3-naphthoic acid hydrazide; 3-Hydroxy-2-naphthohydrazide; 2-Naphthoic acid, 3-hydroxy-, hydrazide; Naphthol AS-Hydrazide; 3-Hydroxynaphthalene-2-carbohydrazide; 3-Hydroxy-2-naphthoyl hydrazide; 2-Carboxy-3-naphthol hydrazide
EINECS	226-268-5

Quality Control

Our 3-Hydroxy-2-Naphthoic Acid Hydrazide is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing results from HPLC, IR, and other relevant tests is provided with each shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	250°C - 255°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.