Description

trans-1,2-Di(2-Thienyl)Ethylene is a high-purity organic compound featuring a conjugated ethylene bridge between two thiophene rings, a structure of significant interest in advanced materials science. This compound serves as a crucial building block (monomer) and key intermediate for synthesizing conjugated polymers and small molecules with tailored electronic properties. It is primarily utilized by R&D chemists and material scientists in the development of organic semiconductors, electrochromic devices, and non-linear optical materials.

Application

• Organic Semiconductor Precursor: A fundamental monomer for synthesizing polythiophenes and donor-acceptor copolymers used in organic field-effect transistors (OFETs) and organic photovoltaics (OPVs).
• Electrochromic Material Intermediate: Used in the development of polymers that change color or transparency in response to an electrical stimulus for smart windows and displays.
• Non-Linear Optical (NLO) Material Synthesis: Serves as a core component in creating chromophores with large second-order hyperpolarizabilities for photonic applications.
• Chemical Sensor Development: Acts as a sensing element or a building block for conductive polymers used in detecting gases, vapors, or specific ions.
• Luminescent Material Research: Employed in the synthesis of novel fluorescent or phosphorescent compounds for OLEDs and bio-imaging probes.
• Academic & Industrial R&D: A valuable reagent for exploratory chemistry in universities and corporate laboratories focusing on novel pi-conjugated systems.

Basic Information

Product Name	trans-1,2-Di(2-Thienyl)Ethylene
CAS No.	13640-78-3
Molecular Formula	C10H8S2
Molecular Weight	192.30 g/mol
Synonyms	(E)-1,2-Di(thiophen-2-yl)ethene; trans-1,2-Di-2-thienylethylene; 2,2'-(E)-Ethene-1,2-diyl)dithiophene; (E)-1,2-Bis(2-thienyl)ethylene; (E)-2,2'-Vinylenedithiophene; trans-Bis(2-thienyl)ethylene; DTE; 13640-78-3
EINECS	Contact for details

Quality Control

Our trans-1,2-Di(2-Thienyl)Ethylene is produced under a strict quality management system. Each batch undergoes comprehensive analytical characterization to ensure identity, purity, and lot-to-lot consistency. Certificates of Analysis (COA) detailing results from NMR, HPLC, and other relevant tests are available upon request to support your quality assurance and R&D documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate for prolonged use.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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