Description

5-Pyridin-2-Ylisoxazole-4-Carboxylic Acid is a heterocyclic carboxylic acid derivative that serves as a versatile and high-value synthetic building block in advanced organic chemistry. Its unique fused isoxazole-pyridine structure makes it a critical intermediate for constructing complex molecular architectures with potential biological activity. This compound is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and for use in medicinal chemistry programs.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and infectious diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Chemical Biology Probe: Serves as a scaffold for creating tool compounds and probes to study enzyme function and biological pathways.
• Material Science: Potential building block for advanced organic materials, such as ligands for metal-organic frameworks (MOFs) or functional polymers.
• Academic & Contract Research: Employed in university and CRO laboratories for method development and exploratory synthetic chemistry projects.
• Custom Synthesis: A starting material for the contract manufacturing of specialized, high-value fine chemicals for client-specific applications.

Basic Information

Product Name	5-Pyridin-2-Ylisoxazole-4-Carboxylic Acid
CAS No.	954230-71-8
Molecular Formula	C9H6N2O3
Molecular Weight	190.16 g/mol
Synonyms	5-(Pyridin-2-yl)isoxazole-4-carboxylic acid; 5-(2-Pyridyl)-4-isoxazolecarboxylic Acid; 5-(2-Pyridinyl)-4-isoxazolecarboxylic Acid; 4-Carboxy-5-(2-pyridyl)isoxazole; 954230-71-8; 5-Pyridin-2-yl-1,2-oxazole-4-carboxylic acid
EINECS	Contact for details

Quality Control

Every batch of 5-Pyridin-2-Ylisoxazole-4-Carboxylic Acid is manufactured under a strict quality management system. Our products undergo rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency meet the exacting standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat and incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.