Description

3-(1-Ethyl-5-Methyl-Pyrazol-4-Yl)-6-Methyl-Isoxazolo[5,4-B]Pyridine-4-Carboxylic Acid is a high-purity, advanced pharmaceutical intermediate characterized by its complex heterocyclic structure. This compound matters for its critical role as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring sophisticated molecular scaffolds. Pharmaceutical R&D teams and fine chemical manufacturers need this precise intermediate to develop next-generation drug candidates with targeted biological activity.

Application

• Pharmaceutical Intermediate: Serves as a core structural unit in the research and development of new chemical entities (NCEs) for potential drug applications.
• API Synthesis: Used as a key precursor in multi-step synthetic routes for constructing complex target molecules in medicinal chemistry.
• Biochemical Research: Employed in academic and industrial laboratories for studying structure-activity relationships (SAR) and biological target interactions.
• Agrochemical Development: Potential application as an intermediate in the synthesis of novel crop protection agents and herbicides.
• Material Science Research: Investigated for the development of specialty chemicals and functional materials with unique electronic or photophysical properties.

Basic Information

Item	Details
Product Name	3-(1-Ethyl-5-Methyl-Pyrazol-4-Yl)-6-Methyl-Isoxazolo[5,4-B]Pyridine-4-Carboxylic Acid
CAS No.	1171943-74-0
Molecular Formula	C16H16N4O3
Molecular Weight	312.33 g/mol
Synonyms	3-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)-6-methyl-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid; 6-Methyl-3-(1-ethyl-5-methyl-1H-pyrazol-4-yl)[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid; Isoxazolo[5,4-b]pyridine-4-carboxylic acid, 3-(1-ethyl-5-methyl-1H-pyrazol-4-yl)-6-methyl-; CAS 1171943-74-0; EMP-Isoxazolopyridine Carboxylic Acid; Advanced Pyrazole-Isoxazolopyridine Intermediate
EINECS	Contact for details

Quality Control

Our production of 3-(1-Ethyl-5-Methyl-Pyrazol-4-Yl)-6-Methyl-Isoxazolo[5,4-B]Pyridine-4-Carboxylic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and MS, to ensure it meets the exacting standards required for pharmaceutical R&D. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific client or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). The product may be hygroscopic; keep the container tightly sealed in a dry environment to prevent moisture absorption. For long-term storage, consider conditions under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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