Description

3-Pyridinecarbonyl Chloride, 2-Chloro-5-Formyl- (9Ci) is a high-value, multi-functional heterocyclic building block used in advanced organic synthesis. This compound is critical for the development of complex molecules, particularly in pharmaceutical and agrochemical research, due to its reactive carbonyl chloride and formyl groups on a chlorinated pyridine scaffold. It is primarily sought by R&D chemists and process development scientists in the life sciences sector for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, especially in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and insecticides with specific targeting properties.
• Ligand and Catalyst Development: Serves as a precursor for creating complex chelating ligands used in catalysis and material science.
• Functional Material Research: Employed in the synthesis of organic electronic materials, such as components for OLEDs or conductive polymers.
• Chemical Biology Probes: Useful for synthesizing labeled compounds or probes for studying biological mechanisms.
• Custom Synthesis and Contract Manufacturing: A vital starting material for custom synthesis houses serving the pharmaceutical and biotechnology industries.

Basic Information

Product Name	3-Pyridinecarbonyl Chloride, 2-Chloro-5-Formyl- (9Ci)
CAS No.	176433-51-5
Molecular Formula	C7H3Cl2NO2
Molecular Weight	204.01 g/mol
Synonyms	2-Chloro-5-formylnicotinoyl chloride; 2-Chloro-5-formylpyridine-3-carbonyl chloride; 3-Carbonylchloride-2-chloro-5-formylpyridine; 2-Chloro-5-formyl-3-pyridinecarboxylic acid chloride; 5-Formyl-2-chloronicotinoyl chloride; 176433-51-5; 2-Chloro-5-formylnicotinic acid chloride
EINECS	Contact for details

Quality Control

Every batch of 3-Pyridinecarbonyl Chloride, 2-Chloro-5-Formyl- (9Ci) is produced and tested under a strict quality management system to ensure consistency and reliability for your critical syntheses. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles for advanced pharmaceutical intermediates, ensuring traceability and documentation for regulatory submissions.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases, alcohols, and water.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single unknown impurity ≤ 1.0%

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