Description

Naphthalene-2,3-Diamine Hydrochloride is an important aromatic diamine derivative in its stable hydrochloride salt form. This compound serves as a versatile and critical organic intermediate for the synthesis of complex heterocyclic systems and functional dyes. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing advanced materials and active ingredients.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of naphthyridine, quinoxaline, and other nitrogen-containing heterocycles with potential biological activity.
• Agrochemical Synthesis: Used in the production of advanced fungicides, herbicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Acts as a precursor for azo dyes, naphthalimide fluorescent dyes, and other high-performance colorants.
• Polymer Chemistry: Employed in the creation of specialty polyimides, epoxy curing agents, and other high-temperature polymers.
• Corrosion Inhibitor Formulation: A component in formulations designed to protect metals in industrial processes.
• Research & Development: Essential reagent in organic synthesis and medicinal chemistry research for exploring new molecular entities.

Basic Information

Product Name	Naphthalene-2,3-Diamine Hydrochloride
CAS No.	80789-78-2
Molecular Formula	C10H12Cl2N2
Molecular Weight	231.12 g/mol
Synonyms	2,3-Diaminonaphthalene Hydrochloride; 2,3-Naphthalenediamine Hydrochloride; 1,2-Diamino-3,4-dihydronaphthalene Hydrochloride; 2,3-Naphthylenediamine Dihydrochloride; Naphthalene-2,3-diyldiamine Dihydrochloride; 2,3-Diaminonaphthalene Dihydrochloride; 3,4-Dihydro-1,2-naphthalenediamine Dihydrochloride
EINECS	Contact for details

Quality Control

Our Naphthalene-2,3-Diamine Hydrochloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

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). Due to its hygroscopic nature, the container must be kept sealed to prevent moisture absorption, which can affect stability and handling properties.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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