Description

5-Oxazolecarboxylicacid,4-Methyl-,Methylester(6Ci,8Ci,9Ci) is a specialized heterocyclic building block with significant utility in advanced organic synthesis. Its core value lies in its functionalized oxazole ring, which serves as a versatile scaffold for constructing complex molecules in pharmaceutical and agrochemical research. This compound is essential for medicinal chemists and process development scientists working on new active ingredients, particularly in the development of novel drugs and crop protection agents. Its defined structure, referenced by CAS NO 23012-23-9, ensures precise and reproducible outcomes in critical synthetic pathways.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds targeting infectious diseases or central nervous system disorders.
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Serves as a monomer or functional additive in the research of advanced polymers and organic electronic materials.
• Chemical Biology: Employed in the design and synthesis of molecular probes and enzyme inhibitors for biochemical research.
• Fine Chemical Synthesis: A versatile reagent for constructing complex heterocyclic frameworks in custom synthesis and contract manufacturing.

Basic Information

Product Name	5-Oxazolecarboxylicacid,4-Methyl-,Methylester(6Ci,8Ci,9Ci)
CAS No.	23012-23-9
Molecular Formula	C6H7NO3
Molecular Weight	141.13 g/mol
Synonyms	Methyl 4-methyl-1,3-oxazole-5-carboxylate; 4-Methyl-5-oxazolecarboxylic acid methyl ester; 4-Methyloxazole-5-carboxylic acid methyl ester; 5-Carbomethoxy-4-methyloxazole; 1,3-Oxazole-5-carboxylic acid, 4-methyl-, methyl ester; Methyl 4-methyloxazole-5-carboxylate; 4-Methyl-5-methoxycarbonyloxazole
EINECS	Contact for details

Quality Control

Our production of 5-Oxazolecarboxylicacid,4-Methyl-,Methylester(6Ci,8Ci,9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to verify identity and purity. Certificates of Analysis (COA) detailing all test results are provided with every shipment. We support development and commercial projects requiring material that meets internal specifications or aligns with ICH guidelines for impurities.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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