Description

3,5-Diaminopyridine is a versatile aromatic diamine compound with a pyridine core, serving as a critical building block in advanced organic synthesis. Its dual amino groups at the 3 and 5 positions make it a valuable precursor for creating complex heterocyclic systems, pharmaceuticals, and functional materials. This high-purity intermediate is essential for research and production in pharmaceutical development, agrochemicals, and specialty chemical manufacturing.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for neurological and antiviral drugs.
• Agrochemical Synthesis: Building block for developing advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Preparation: Used to create nitrogen-donor ligands for transition metal catalysis and coordination chemistry.
• Polymer and Material Science: Monomer for synthesizing polyamides, polyimides, and other high-performance polymers with thermal stability.
• Dye and Pigment Manufacturing: Intermediate in the production of azo dyes and other complex colorants.
• Research & Development: Valuable reagent in academic and industrial R&D for exploring new heterocyclic compounds and biological activities.

Basic Information

Product Name	3,5-Diaminopyridine
CAS No.	4318-78-9
Molecular Formula	C5H7N3
Molecular Weight	109.13 g/mol
Synonyms	3,5-Pyridinediamine; 3,5-DAP; 5-Amino-3-pyridinamine; Pyridine-3,5-diamine; 1,3-Diamino-5-azabenzene; 3,5-Diaminopyridine (technical grade); 3,5-Diaminopyridine hydrochloride (salt form)
EINECS	224-347-6

Quality Control

Our 3,5-Diaminopyridine is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical testing, including HPLC for purity and identity confirmation. A Certificate of Analysis (COA) detailing specifications and test results is supplied with each shipment. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated industries.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent degradation from atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms to structure
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.