Description

Ethanone, 1,1'-(1,3-Phenylene)bis[2-phenyl- is a high-purity organic chemical intermediate of significant commercial importance. This compound is valued for its rigid, symmetrical molecular structure, which makes it a critical building block in advanced material synthesis. It is primarily sought after by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for the development of high-performance products.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a rigid, conjugated backbone.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where specific structural motifs are required for bioactivity.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the creation of specialty polymers, including polyimides, polyesters, and liquid crystal polymers (LCPs) for high-temperature and electronic applications.
• Organic Light-Emitting Diodes (OLEDs): Employed in the research and development of electron-transport materials or host materials for OLED displays and lighting due to its favorable electronic properties.
• Dye & Pigment Manufacturing: Functions as an intermediate in the synthesis of complex organic dyes and pigments, contributing to color fastness and stability.
• Research & Development: Utilized in academic and industrial R&D labs as a versatile scaffold for novel chemical entity discovery in medicinal and material chemistry.

Basic Information

Product Name	Ethanone, 1,1'-(1,3-Phenylene)bis[2-phenyl-
CAS No.	71189-82-7
Molecular Formula	C30H22O2
Molecular Weight	414.50 g/mol
Synonyms	1,3-Bis(2-phenylacetyl)benzene; 1,3-Di(2-phenylacetyl)benzene; 2,2'-(1,3-Phenylene)bis(1-phenylethanone); 1,3-Phenylenebis(2-phenylethanone); m-Bis(2-phenylacetyl)benzene; 1,3-Bis(phenylacetyl)benzene; [1,1'-Biphenyl]-3,3',5,5'-tetracarboxaldehyde (related tetramer precursor); Contact for EINECS details.

Quality Control

Our Ethanone, 1,1'-(1,3-Phenylene)bis[2-phenyl- is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for sensitive synthesis applications. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

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.