Description

5-Chloropyridine-3,4-Diol is a high-purity, versatile heterocyclic building block of significant interest in advanced organic synthesis. Its unique chlorinated diol structure makes it a critical intermediate for constructing complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, where it serves as a precursor for active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel drug candidates, particularly in kinase inhibitor and central nervous system (CNS) active compound libraries.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a precursor for chelating ligands in metal-catalyzed cross-coupling reactions and coordination chemistry.
• Material Science: Building block for functional polymers, dyes, and advanced organic electronic materials.
• Chemical Research & Development: A valuable reagent for method development and exploring new synthetic pathways in academic and industrial R&D settings.

Basic Information

Product Name	5-Chloropyridine-3,4-Diol
CAS No.	891785-87-8
Molecular Formula	C5H4ClNO2
Molecular Weight	145.54 g/mol
Synonyms	5-Chloro-3,4-dihydroxypyridine; 3,4-Dihydroxy-5-chloropyridine; 5-Chloro-3,4-pyridinediol; 5-Chloropyridine-3,4-diol; 891785-87-8; 5-Chloro-3-hydroxypyridin-4-ol; 5-Chloro-4-hydroxypyridin-3-ol
EINECS	Contact for details

Quality Control

Our 5-Chloropyridine-3,4-Diol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality parameters. We adhere to cGMP principles for pharmaceutical-grade intermediates, ensuring traceability and regulatory compliance for our global clientele.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which may affect stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.