Description

2-Phenyl-5-Oxazolone is a versatile heterocyclic building block and key intermediate in organic synthesis. Its reactive oxazolone ring makes it a crucial precursor for the production of peptides, amino acid derivatives, and various fine chemicals. This compound is essential for research and development laboratories, pharmaceutical manufacturers, and agrochemical companies seeking to develop new active ingredients and complex molecular structures.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of β-lactam antibiotics, peptide mimetics, and other bioactive molecules.
• Peptide Chemistry: Used in the preparation of activated esters for peptide coupling reactions, facilitating the formation of amide bonds.
• Agrochemical Synthesis: Serves as a building block for creating novel herbicides, fungicides, and plant growth regulators.
• Material Science: Employed in the research and development of specialty polymers, dyes, and advanced organic materials.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new heterocyclic compounds and reaction methodologies.
• Fine Chemical Production: Integral to the manufacture of custom-designed molecules for various high-value industrial applications.

Basic Information

Product Name	2-Phenyl-5-Oxazolone
CAS No.	1199-01-5
Molecular Formula	C9H7NO2
Molecular Weight	161.16 g/mol
Synonyms	5(4H)-Oxazolone, 2-phenyl-; 2-Phenyl-2-oxazolin-5-one; 2-Phenyl-δ²-oxazolin-5-one; Azlactone; Phenyloxazolone; Benzoylaminoacrylic acid lactone; 2-Phenyl-4,5-oxazoledione (incorrect but sometimes used); 2-Phenyl-5(4H)-oxazolone
EINECS	214-848-7

Quality Control

Our 2-Phenyl-5-Oxazolone is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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). The compound may be hygroscopic; keep the container tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	88 - 92 °C
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.