Description

(E)-1,4-Bis(1,3,5-Cycloheptatrien-7-Ylidene)-2-Butene is a specialized organic compound featuring an extended conjugated system, making it a valuable intermediate in advanced materials research. Its unique structure is of significant interest for developing novel electronic and photonic materials due to its potential optoelectronic properties. This chemical is primarily utilized by R&D laboratories and manufacturers in the organic electronics, specialty dyes, and advanced polymer sectors.

Application

• Organic Semiconductor Research: Serves as a key building block or dopant in the development of novel organic field-effect transistors (OFETs) and photovoltaic materials.
• Nonlinear Optical (NLO) Materials: Investigated for use in components for optical switching, frequency doubling, and telecommunications due to its conjugated backbone.
• Specialty Dyes and Pigments: Acts as a precursor for synthesizing complex chromophores with specific light-absorption and emission characteristics.
• Ligand in Coordination Chemistry: Used in academic and industrial research to create novel metal-organic frameworks (MOFs) or catalysts.
• Polymer Science: Employed as a monomer or cross-linking agent for creating polymers with tailored conductive or optical properties.
• Chemical Synthesis Intermediate: Provides a versatile, rigid conjugated core for synthesizing more complex polycyclic aromatic systems.

Basic Information

Product Name	(E)-1,4-Bis(1,3,5-Cycloheptatrien-7-Ylidene)-2-Butene
CAS No.	92208-60-1
Molecular Formula	C20H16
Molecular Weight	256.34 g/mol
Synonyms	1,1'-(1E,3E)-1,4-Butadiene-1,4-diylidenebis(1,3,5-cycloheptatriene); (E)-1,4-Bis(cycloheptatrienylidene)-2-butene; 1,4-Bis(1,3,5-cycloheptatrien-7-ylidene)-(E)-2-butene; (E)-1,4-Bis(cycloheptatrien-7-ylidene)-2-butene; (E)-1,4-Bis(1,3,5-cycloheptatrien-7-ylidene)but-2-ene; (E)-1,4-Bis(7-cycloheptatrienylidene)-2-butene; (E)-1,4-Di(cycloheptatrienylidene)-2-butene
EINECS	Contact for details

Quality Control

Our (E)-1,4-Bis(1,3,5-Cycloheptatrien-7-Ylidene)-2-Butene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR, and GC-MS, to verify identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all relevant specifications.

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 the container tightly sealed under an inert atmosphere to prevent degradation and ensure long-term stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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