Description

1,2-Benzenediamine, N1-(2-Aminophenyl)- is a specialized aromatic diamine derivative with significant utility as a key synthetic intermediate. Its bifunctional amine structure makes it a valuable building block for the synthesis of complex heterocyclic compounds and advanced materials. This high-purity intermediate is primarily sought by the pharmaceutical, agrochemical, and specialty polymer industries for research and production-scale applications.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing benzimidazole or phenazine cores.
• Agrochemical Synthesis: Used in the manufacture of advanced fungicides, herbicides, and plant growth regulators that require specific aromatic amine backbones.
• Polymer & Resin Modifier: Serves as a curing agent or chain extender in the production of high-performance polyimides, polyamides, and epoxy resins, enhancing thermal and mechanical properties.
• Dye & Pigment Manufacturing: Acts as a key intermediate for producing azo dyes, pigments, and colorants with specific light-fastness and chromatic properties.
• Corrosion Inhibitor Formulation: Incorporated into specialty formulations designed to protect metal surfaces in industrial applications.
• Research & Development: Employed in academic and industrial R&D labs for exploring novel organic syntheses and material science applications.

Basic Information

Product Name	1,2-Benzenediamine, N1-(2-Aminophenyl)-
CAS No.	38919-26-5
Molecular Formula	C12H13N3
Molecular Weight	199.25 g/mol
Synonyms	N1-(2-Aminophenyl)-1,2-benzenediamine; N-(2-Aminophenyl)-o-phenylenediamine; 2,2'-Diaminodiphenylamine; o-Phenylenediamine, N-(2-aminophenyl)-; 1,2-Diaminobenzene, N-(2-aminophenyl)-; Bis(2-aminophenyl)amine; 2-Aminodiphenylamine-2'-amine
EINECS	Contact for details

Quality Control

Our production of 1,2-Benzenediamine, N1-(2-Aminophenyl)- adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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