Description

4-Amino-2-Chloro-3-Nitropyridine is a versatile heterocyclic building block of significant importance in advanced organic synthesis. Its unique structure, featuring three distinct functional groups, makes it a critical intermediate for constructing complex molecular architectures. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, leveraging its pyridine core for biological activity.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in metal-catalyzed cross-coupling reactions.
• Material Science Research: Employed in the synthesis of organic electronic materials, such as charge-transport layers or photoactive compounds.
• Dye and Pigment Intermediate: Functions as a building block for synthesizing complex heterocyclic dyes and colorants.
• Academic and R&D Laboratories: Used extensively in methodological studies and for exploring new chemical transformations involving amino, chloro, and nitro functionalities.

Basic Information

Product Name	4-Amino-2-Chloro-3-Nitropyridine
CAS No.	2789-25-5
Molecular Formula	C5H4ClN3O2
Molecular Weight	173.56 g/mol
Synonyms	2-Chloro-3-nitro-4-aminopyridine; 2-Chloro-3-nitro-4-pyridinamine; 3-Nitro-2-chloro-4-aminopyridine; 4-Pyridinamine, 2-chloro-3-nitro-; 2-Chloro-4-amino-3-nitropyridine; 4-Amino-2-chloro-3-nitropyridine; 2-Chloro-3-nitro-4-pyridylamine
EINECS	220-514-1

Quality Control

Every batch of 4-Amino-2-Chloro-3-Nitropyridine is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for research and scale-up applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied 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 place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant secondary packaging.

Specification

Item	Specification
Appearance	Yellow to orange 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	≤ 20 ppm

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