Description

2-Pyridinecarboxylicacid,Anhydridewithethylhydrogencarbonate(9Ci) is a specialized heterocyclic carboxylic acid derivative, identified by CAS NO 69157-32-0. This compound serves as a critical high-purity building block and reactive intermediate in advanced organic synthesis, offering precise control over molecular architecture. It is essential for R&D and production teams in the pharmaceutical and agrochemical sectors who require reliable, high-quality intermediates for developing active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs containing pyridine or nicotinic acid motifs.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a starting material for creating complex chelating ligands and organocatalysts used in asymmetric synthesis.
• Material Science Research: Employed in the synthesis of functionalized polymers and organic electronic materials.
• Chemical Biology Probes: Utilized to create tagged molecules for studying biological pathways and enzyme inhibition.
• Custom Synthesis and Contract Manufacturing: A valuable reagent for fine chemical manufacturers offering bespoke synthesis services.

Basic Information

Product Name	2-Pyridinecarboxylicacid,Anhydridewithethylhydrogencarbonate(9Ci)
CAS No.	69157-32-0
Molecular Formula	C9H9NO4
Molecular Weight	195.17 g/mol
Synonyms	Ethyl hydrogen carbonate anhydride with picolinic acid; Picolinic acid mixed anhydride with ethyl hydrogen carbonate; 2-Pyridinecarboxylic acid, anhydride with ethyl hydrogen carbonate; Ethyl carbonic picolinic mixed anhydride; Picolinic Acid Ethyl Carbonate Anhydride; Nicotinic acid derivative (mixed anhydride); 2-Carboxypyridine ethyl carbonate anhydride
EINECS	Contact for details

Quality Control

Every batch of our 2-Pyridinecarboxylicacid,Anhydridewithethylhydrogencarbonate(9Ci) is produced under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specification parameters is provided with each shipment, ensuring full traceability and compliance with your internal quality standards.

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 minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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