Description

Naphthalene-1,2-Diaminedihydrochloride CAS NO 78196-74-4 is a high-purity diamine derivative of naphthalene, presented as its stable dihydrochloride salt. This compound serves as a critical building block and intermediate in advanced organic synthesis, valued for its defined reactivity and consistent quality. It is primarily utilized by pharmaceutical, agrochemical, and specialty chemical manufacturers for research, development, and production processes.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with naphthalene-based scaffolds.
• Agrochemical Synthesis: Used in the development and production of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a crucial intermediate for producing azo dyes, pigments, and other colorants.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers, resins, and high-performance materials.
• Chemical Research & Development: Essential reagent in academic and industrial R&D for exploring new synthetic pathways and creating novel chemical entities.
• Ligand and Chelating Agent Synthesis: Used to prepare complexing agents for metal catalysis and extraction processes.

Basic Information

Product Name	Naphthalene-1,2-Diaminedihydrochloride
CAS No.	78196-74-4
Molecular Formula	C10H12N2·2HCl
Molecular Weight	233.14 g/mol
Synonyms	1,2-Diaminonaphthalene Dihydrochloride; 1,2-Naphthalenediamine Dihydrochloride; Naphthalene-1,2-diamine Dihydrochloride; 1,2-Naphthylenediamine Dihydrochloride; 1,2-Diaminonaphthalene Hydrochloride; Naphthalenediamine Hydrochloride; 1,2-Naphthalenediammonium Chloride
EINECS	Contact for details

Quality Control

Our Naphthalene-1,2-Diaminedihydrochloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and titration, to ensure it meets high-purity standards suitable for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

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 prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
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.