Description

Diphenyl-1,3-Oxazole-4-Carboxylic Acid is a specialized heterocyclic carboxylic acid derivative, serving as a high-value synthetic intermediate in advanced organic chemistry. Its core value lies in its unique oxazole scaffold, which is pivotal for constructing complex molecular architectures with targeted biological and material properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries, particularly for developing novel active ingredients and functional organic materials. The CAS number for this product is 18735-78-9.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, especially those targeting neurological disorders and inflammatory pathways.
• Agrochemical Research: Used in developing advanced pesticides and herbicides, leveraging its heterocyclic structure for bioactivity.
• Ligand Synthesis: Serves as a precursor for creating specialized ligands in catalysis and coordination chemistry.
• Material Science: Incorporated into the design of organic semiconductors, liquid crystals, and advanced polymers.
• Fluorescent Probe Development: Utilized in constructing oxazole-based fluorophores for biochemical sensing and imaging.
• Academic & R&D: A valuable reagent for methodological studies in heterocyclic and medicinal chemistry.

Basic Information

Product Name	Diphenyl-1,3-Oxazole-4-Carboxylic Acid
CAS No.	18735-78-9
Molecular Formula	C₁₆H₁₁NO₃
Molecular Weight	265.26 g/mol
Synonyms	4-Carboxy-2,5-diphenyloxazole; 2,5-Diphenyl-1,3-oxazole-4-carboxylic acid; 2,5-Diphenyloxazole-4-carboxylic acid; 4-Carboxy-2,5-diphenyl-1,3-oxazole; Diphenyloxazolecarboxylic acid; DPO-4-COOH; NSC 163082
EINECS	Contact for details

Quality Control

Our Diphenyl-1,3-Oxazole-4-Carboxylic Acid is produced under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurities is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The product should be kept under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.