Description

4-Oxazolecarboxylic Acid, 4,5-Dihydro-4-Methyl-5-Oxo-2-Phenyl-, Ethyl Ester is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key precursor in the development of novel pharmaceuticals and agrochemicals, where its oxazole core is a privileged scaffold. It is primarily needed by research and development chemists, process development scientists, and manufacturers in the fine chemical, pharmaceutical, and agrochemical industries seeking to create new active molecules.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel drug candidates, particularly those targeting infectious diseases or central nervous system disorders.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the bioactivity of the oxazole moiety.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex molecules used in material science and specialty chemistry.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the discovery of new chemical entities.
• Process Chemistry Development: Used for scaling up synthetic routes and optimizing manufacturing processes for target molecules.

Basic Information

Product Name	4-Oxazolecarboxylic Acid, 4,5-Dihydro-4-Methyl-5-Oxo-2-Phenyl-, Ethyl Ester
CAS No.	886466-22-4
Molecular Formula	C13H13NO4
Molecular Weight	247.25 g/mol
Synonyms	Ethyl 4-Methyl-5-oxo-2-phenyl-4,5-dihydrooxazole-4-carboxylate; 4-Carbethoxy-4-methyl-2-phenyl-δ²-oxazolin-5-one; 4-Methyl-5-oxo-2-phenyl-4,5-dihydrooxazole-4-carboxylic Acid Ethyl Ester; 2-Phenyl-4-carbethoxy-4-methyl-5-oxazolone; 4-(Ethoxycarbonyl)-4-methyl-2-phenyl-4,5-dihydrooxazol-5-one
EINECS	Contact for details

Quality Control

Our 4-Oxazolecarboxylic Acid, 4,5-Dihydro-4-Methyl-5-Oxo-2-Phenyl-, Ethyl Ester is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specified parameters. Our quality systems support development from research to commercial scale, ensuring reliable supply for critical applications.

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 an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 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.