Description

Benzene-o-Diamine Monohydrochloride is an important organic intermediate and analytical reagent. This compound matters for its role as a versatile building block in the synthesis of heterocyclic compounds and as a key reagent in colorimetric detection methods. It is needed by manufacturers and researchers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and diagnostic agents.

Application

• Key intermediate in the synthesis of benzimidazole and other nitrogen-containing heterocycles for pharmaceutical applications.
• Precursor for the manufacture of dyes, pigments, and photographic chemicals.
• Reagent in analytical chemistry for the detection and quantification of specific functional groups or metal ions.
• Building block for research and development of novel organic compounds in agrochemicals.
• Used in polymer chemistry as a monomer or cross-linking agent modifier.
• Component in the formulation of hair dye products and other cosmetic colorants.

Basic Information

Product Name	Benzene-o-Diamine Monohydrochloride
CAS No.	39145-59-0
Molecular Formula	C6H8N2·HCl
Molecular Weight	144.60 g/mol
Synonyms	1,2-Diaminobenzene Dihydrochloride; o-Phenylenediamine Dihydrochloride; o-Diaminobenzene Hydrochloride; 1,2-Benzenediamine Dihydrochloride; OPD Dihydrochloride; 1,2-Phenylenediamine Monohydrochloride; Benzene-1,2-diamine Hydrochloride
EINECS	Contact for details

Quality Control

Our Benzene-o-Diamine Monohydrochloride undergoes rigorous quality testing to ensure compliance with industry standards. We maintain strict in-process controls and final product verification. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at 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 such as strong oxidizing agents.

Specification

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