Description

N~2~-Phenylpyridine-2,5-Diamine CAS NO 4928-44-3 is a high-purity aromatic diamine derivative, serving as a critical building block in advanced organic synthesis. Its bifunctional amine structure makes it a versatile intermediate for constructing complex heterocyclic systems and functional materials. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and high-performance polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for producing high-temperature resistant polyimides, epoxy resins, and other advanced polymers.
• Dye & Pigment Manufacturing: Serves as a core structure for synthesizing specialized azo dyes and organic pigments with enhanced lightfastness.
• Ligand for Catalysis: Utilized in the preparation of nitrogen-containing ligands for transition metal catalysts used in fine chemical production.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	N~2~-Phenylpyridine-2,5-Diamine
CAS No.	4928-44-3
Molecular Formula	C11H11N3
Molecular Weight	185.23 g/mol
Synonyms	2,5-Diamino-2-phenylpyridine; 2-Phenylpyridine-2,5-diamine; 2-Amino-5-(phenylamino)pyridine; 5-Amino-2-(phenylamino)pyridine; N-(5-Aminopyridin-2-yl)aniline; 2-Anilino-5-aminopyridine; N-Phenyl-2,5-pyridinediamine
EINECS	Contact for details

Quality Control

Our N~2~-Phenylpyridine-2,5-Diamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
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.