Description

4-Pyridinamine,2,5-Dichloro-3,6-Difluoro-(9Ci) is a high-purity, halogenated pyridine derivative serving as a critical advanced intermediate in modern organic synthesis. Its value lies in its unique substitution pattern, which provides a versatile scaffold for constructing complex molecules in pharmaceutical and agrochemical research. This compound is primarily needed by R&D chemists and process development scientists working on active pharmaceutical ingredients (APIs), crop protection agents, and specialty materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of next-generation herbicides, fungicides, and insecticides, leveraging its halogenated structure.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in catalytic systems and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the development of organic electronic materials, dyes, and photoactive compounds.
• Custom Synthesis and Contract Manufacturing: A vital starting material for fine chemical manufacturers offering bespoke synthesis services to the life sciences industry.
• Academic and Industrial R&D: Fundamental research reagent in universities and corporate labs for exploring new chemical reactions and heterocyclic chemistry.

Basic Information

Product Name	4-Pyridinamine,2,5-Dichloro-3,6-Difluoro-(9Ci)
CAS No.	189281-60-5
Molecular Formula	C5H2Cl2F2N2
Molecular Weight	198.99 g/mol
Synonyms	2,5-Dichloro-3,6-difluoropyridin-4-amine; 4-Amino-2,5-dichloro-3,6-difluoropyridine; 2,5-Dichloro-3,6-difluoro-4-pyridinamine; 4-Pyridinamine, 2,5-dichloro-3,6-difluoro-; 2,5-Dichloro-3,6-difluoro-4-aminopyridine; 189281-60-5; 4-Amino-2,5-dichloro-3,6-difluoropyridine (9CI)
EINECS	Contact for details

Quality Control

Every batch of 4-Pyridinamine,2,5-Dichloro-3,6-Difluoro-(9Ci) undergoes rigorous analytical testing to ensure it meets the stringent purity requirements for advanced synthetic applications. Our quality assurance protocols are designed to guarantee batch-to-batch consistency and reliability. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong bases and fluorides. The container must be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
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.