Description

1(4H)-Pyridinecarboxylicacid,Ethylester(9Ci) CAS NO 40339-63-7 is a specialized pyridine derivative ester, serving as a high-value synthetic intermediate in advanced organic chemistry. This compound is critical for constructing complex molecular architectures due to its reactive carboxylic ester group fused to a pyridine core. It is primarily sought after by research institutions and industrial R&D departments engaged in pharmaceutical development, agrochemical synthesis, and the creation of novel materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting the central nervous system or possessing nitrogen-containing heterocycles.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides where the pyridine moiety is essential for biological activity.
• Ligand and Catalyst Development: Serves as a precursor for creating complex ligands used in transition metal catalysis and coordination chemistry.
• Material Science Research: Employed in the development of organic electronic materials, metal-organic frameworks (MOFs), and functional polymers.
• Chemical Research & Development: A versatile reagent for method development, library synthesis, and exploring new organic reactions in academic and industrial labs.
• Fine Chemical Production: Intermediate in the manufacture of dyes, flavors, and other high-value specialty chemicals.

Basic Information

Item	Details
Product Name	1(4H)-Pyridinecarboxylicacid,Ethylester(9Ci)
CAS No.	40339-63-7
Molecular Formula	C8H9NO2
Molecular Weight	151.16 g/mol
Synonyms	Ethyl 1,4-dihydro-4-oxopyridine-1-carboxylate; Ethyl 4-oxo-1,4-dihydropyridine-1-carboxylate; 1-Carbethoxy-4-pyridone; 4-Pyridone-1-carboxylic acid ethyl ester; 1-Ethoxycarbonyl-4-pyridone; 4-Oxo-1,4-dihydropyridine-1-carboxylic acid ethyl ester; NSC 163044
EINECS	Contact for details

Quality Control

Every batch of 1(4H)-Pyridinecarboxylicacid,Ethylester(9Ci) is produced and tested under strict quality management protocols to ensure consistency and purity for research and industrial use. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality systems are designed to support cGMP and ISO standards for traceability and reliability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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