Description

3,6-Dimethylisoxazolo[5,4-B]Pyridine-4-Carboxylic Acid (Saltdata: Free) is a high-purity, advanced pharmaceutical intermediate and heterocyclic building block. This compound is critical for the research and development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex molecular architectures. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing sophisticated isoxazole-fused pyridine scaffolds.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates targeting a range of diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with specific biological activity.
• Chemical Biology Probe: Serves as a core structure for designing molecular probes to study enzyme function and biological pathways.
• Material Science Precursor: Potential precursor for the synthesis of specialized ligands in catalysis or functional organic materials.
• Academic & Contract Research: Essential for synthetic methodology development and exploration of new heterocyclic chemistry in university and CRO laboratories.

Basic Information

Product Name	3,6-Dimethylisoxazolo[5,4-B]Pyridine-4-Carboxylic Acid (Saltdata: Free)
CAS No.	900136-98-3
Molecular Formula	C10H8N2O3
Molecular Weight	204.18 g/mol
Synonyms	3,6-Dimethylisoxazolo[5,4-b]pyridine-4-carboxylic acid; 4-Carboxy-3,6-dimethylisoxazolo[5,4-b]pyridine; 900136-98-3; Isoxazolo[5,4-b]pyridine-4-carboxylic acid, 3,6-dimethyl-; 3,6-Dimethyl-4-carboxyisoxazolo[5,4-b]pyridine
EINECS	Contact for details

Quality Control

Our production of 3,6-Dimethylisoxazolo[5,4-B]Pyridine-4-Carboxylic Acid adheres to stringent in-process controls and final release testing to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We support development and commercial projects with quality standards suitable for cGMP manufacturing.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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