Description

Methyl 4,4-Diphenyl-2-Oxocyclopentanecarboxylate is a high-purity, specialized organic compound serving as a critical synthetic intermediate in advanced chemical manufacturing. Its unique cyclopentanone core flanked by aromatic groups makes it a valuable building block for constructing complex molecular architectures. This product is essential for research and development chemists and process engineers in the pharmaceutical and fine chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Fine Chemical Synthesis: Used in the multi-step construction of complex organic molecules for agrochemicals, dyes, and specialty polymers.
• Academic & Industrial R&D: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Material Science Research: Investigated as a monomer or precursor for advanced polymeric materials with specific optical or thermal properties.

Basic Information

Product Name	Methyl 4,4-Diphenyl-2-Oxocyclopentanecarboxylate
CAS No.	819802-98-7
Molecular Formula	C19H18O3
Molecular Weight	294.35 g/mol
Synonyms	Methyl 4,4-diphenyl-2-oxocyclopentanecarboxylate; 2-Oxocyclopentanecarboxylic acid, 4,4-diphenyl-, methyl ester; 4,4-Diphenyl-2-oxocyclopentanecarboxylic acid methyl ester; Methyl 4,4-diphenyl-2-oxocyclopentane-1-carboxylate; Cyclopentanecarboxylic acid, 2-oxo-4,4-diphenyl-, methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 4,4-Diphenyl-2-Oxocyclopentanecarboxylate is manufactured under strict quality management systems. 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 research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, consistency, and compliance with your specifications.

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 strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.