Description

Methyl 3-Methylisoxazole-5-Carboxylate is a versatile heterocyclic building block and organic synthetic intermediate of significant commercial importance. Its value lies in its functionalized isoxazole core, which is a privileged scaffold in medicinal chemistry and agrochemical development. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of various drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-inflammatory agents, and antimicrobials.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides, leveraging the bioactivity of the isoxazole moiety.
• Organic Synthesis Reagent: Serves as a versatile precursor for constructing complex heterocyclic compounds through reactions like hydrolysis, amidation, and cyclization.
• Material Science Research: Investigated as a monomer or functional additive in the development of novel polymers and advanced materials with specific optical or electronic properties.
• Chemical Reference Standard: Utilized in analytical laboratories as a high-purity standard for method development, quality control, and regulatory testing.

Basic Information

Product Name	Methyl 3-Methylisoxazole-5-Carboxylate
CAS No.	1004-96-2
Molecular Formula	C6H7NO3
Molecular Weight	141.13 g/mol
Synonyms	3-Methylisoxazole-5-carboxylic acid methyl ester; Methyl 3-methyl-1,2-oxazole-5-carboxylate; 5-Methoxycarbonyl-3-methylisoxazole; 3-Methyl-5-carbomethoxyisoxazole; 3-Methyl-5-methoxycarbonylisoxazole; 1,2-Oxazole-5-carboxylic acid, 3-methyl-, methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 3-Methylisoxazole-5-Carboxylate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, appearance, and other critical parameters is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content	≤ 0.5%

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