Description

1,1-Diphenylethylene is a versatile organic intermediate of significant commercial importance, primarily valued for its role as a building block in advanced polymer synthesis and fine chemical manufacturing. Its unique structure, featuring a reactive exocyclic double bond, makes it a critical monomer for producing specialized resins and a key reagent in organometallic chemistry. This compound is essential for R&D and production facilities in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop high-performance materials and complex molecular architectures.

Application

• Polymer Chemistry: Serves as a key monomer for the synthesis of specialty polymers, including polystyrene derivatives and impact modifiers.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Organometallic Reagent Synthesis: Acts as a precursor for generating stabilized carbanions and other reactive species used in catalytic processes.
• Agrochemicals: Employed in the manufacturing of certain pesticides and plant growth regulators.
• Material Science Research: Utilized in the development of novel organic electronic materials and liquid crystals.
• Crosslinking Agent: Functions as a crosslinker in the production of certain thermoset resins to enhance material properties.

Basic Information

Item	Details
Product Name	1,1-Diphenylethylene
CAS No.	134-52-1
Molecular Formula	C14H12
Molecular Weight	180.25 g/mol
Synonyms	1,1-Diphenylethene; α-Methylstilbene; (1-Phenylethenyl)benzene; 1,1-Bis(phenyl)ethylene; DPE; Bibenzylidene; 1,1-Diphenylethylene; 1,1-DPE
EINECS	205-143-5

Quality Control

Our 1,1-Diphenylethylene is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality protocols are designed to meet the rigorous demands of industrial and research applications, ensuring reliable performance in your processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or amber glass until use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.