Description

1,2-Phenylenediamine Sulfate is a high-purity salt derivative of the important aromatic diamine, o-phenylenediamine. This compound is valued for its enhanced stability and handling properties compared to the free base, making it a crucial intermediate in advanced chemical synthesis. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty dye industries for the production of active ingredients and complex organic molecules.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of benzimidazole-based active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of fungicides, herbicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a precursor for azo dyes, hair dyes, and oxidation colorants.
• Polymer Industry: Acts as a monomer or curing agent in the production of specialty polyamides, polyimides, and epoxy resins.
• Corrosion Inhibitor Formulation: A component in formulations designed to protect metals in industrial systems.
• Analytical Reagent: Employed in chemical analysis and as a reagent for detecting specific functional groups.
• Research & Development: Utilized in academic and industrial R&D for novel organic synthesis and material science projects.

Basic Information

Item	Detail
Product Name	1,2-Phenylenediamine Sulfate
CAS No.	74710-09-1
Molecular Formula	C6H10N2O4S
Molecular Weight	206.22 g/mol
Synonyms	o-Phenylenediamine Sulfate; 1,2-Diaminobenzene Sulfate; Benzene-1,2-diamine Sulfate; OPD Sulfate; 1,2-Benzenediamine Sulfate; o-Diaminobenzene Sulfate; 1,2-Phenylenediamine Sulphate; 1,2-Diaminobenzene Sulphate
EINECS	Contact for details

Quality Control

Our 1,2-Phenylenediamine Sulfate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) documenting results for assay, related substances, and other critical parameters is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized (store under inert atmosphere) and light-sensitive (store away from light). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Sulfate Content (Titration)	Conforms to stoichiometry
Residue on Ignition	≤ 0.1%

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