Description

Diethyl Pyridine-2,3-Dicarboxylate is a versatile pyridine-based diester compound, serving as a critical building block in advanced organic synthesis. Its value lies in its bifunctional reactivity, allowing for selective modifications at either ester group or the pyridine nitrogen, which is essential for constructing complex heterocyclic frameworks. This high-purity intermediate is primarily needed by pharmaceutical R&D laboratories and fine chemical manufacturers developing active pharmaceutical ingredients (APIs), agrochemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug molecules, particularly those containing pyridine or quinoline cores.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides that require specific heterocyclic structures.
• Ligand and Catalyst Development: Serves as a starting material for creating novel chelating ligands used in homogeneous catalysis and metal-organic frameworks (MOFs).
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, and other specialty chemicals where the pyridine moiety imparts specific properties.
• Academic & Industrial Research: A valuable reagent for method development and exploring new synthetic pathways in medicinal and organic chemistry.

Basic Information

Product Name	Diethyl Pyridine-2,3-Dicarboxylate
CAS No.	2050-22-8
Molecular Formula	C11H13NO4
Molecular Weight	223.23 g/mol
Synonyms	Diethyl 2,3-pyridinedicarboxylate; 2,3-Pyridinedicarboxylic Acid Diethyl Ester; Diethyl Pyridine-2,3-Dicarboxylate; Diethyl 2,3-Pyridinedicarboxylate; Ethyl 2,3-Pyridinedicarboxylate; 2,3-Bis(ethoxycarbonyl)pyridine; Pyridine-2,3-dicarboxylic acid diethyl ester
EINECS	218-118-9

Quality Control

Our Diethyl Pyridine-2,3-Dicarboxylate is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing including HPLC, GC, and NMR to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting all critical parameters. Our quality commitment supports applications requiring high-purity intermediates for regulated environments.

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 heat, sparks, and open flames. The container should be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.