Dithienylethylene

Dithienylethylene - Names and Identifiers

Name	Dithienylethylene
Synonyms	S1200 Dithienylethylene trans-1,2-Di(2-thienyl)ethylene TRANS-1,2-DI(2-THIENYL)ETHYLENE 2,2'-(E)-ethene-1,2-diyldithiophene 2,2'-[(E)-1,2-Ethenediyl]bisthiophene 2-[(E)-2-thiophen-2-ylethenyl]thiophene Thiophene, 2,2'-(1E)-1,2-ethenediylbis-
CAS	13640-78-3
InChI	InChI=1/C10H8S2/c1-3-9(11-7-1)5-6-10-4-2-8-12-10/h1-8H/b6-5+

Dithienylethylene - Physico-chemical Properties

Molecular Formula	C10H8S2
Molar Mass	192.3
Density	1.268±0.06 g/cm3(Predicted)
Melting Point	133 °C
Boling Point	302.4±11.0 °C(Predicted)
Flash Point	100.5°C
Vapor Presure	0.00178mmHg at 25°C
Appearance	powder to crystal
Color	Light orange to Yellow to Green
Storage Condition	Room Temprature
Refractive Index	1.728

Dithienylethylene - Introduction

trans-1, 2-bis(2-thienyl)ethylene, also known as trans-1, 2-bis(2-thienyl)ethylene, is an organic compound. Its molecular formula is C10H8S2 and its molecular weight is 208.3.

trans-1, 2-bis (2-thienyl) ethylene has a relatively high melting point and boiling point. It is a colorless crystalline solid, almost insoluble in water at room temperature, but soluble in some organic solvents such as benzene, ether and dichloromethane. It is stable in the air and is not easily oxidized.

This compound is widely used. The trans-1, 2-bis (2-thienyl) ethylene can be used as organic photoelectric molecular material, light-emitting diode (LED) and organic solar cell photosensitive material, fluorescent probe and so on. Due to its special structure and properties, it can play an important role in the field of optoelectronic devices and biological imaging.

There are many synthetic methods of trans-1, 2-bis (2-thienyl) ethylene. One common method is by reacting sodium bisulfate with a 1,2-dihaloethane (e. g., 1,2-dibromoethane) in the presence of a base.

When using trans-1, 2-bis (2-thienyl) ethylene, it is necessary to pay attention to its safety. It is an organic compound with a pungent odor and should avoid contact with the skin and eyes. Wear appropriate protective equipment, such as gloves and goggles, and ensure that the operation is carried out under well-ventilated conditions. In addition, it should be stored in a dry, cool place, away from fire and oxidizing agents. When disposing of waste, the relevant regulations should be followed to minimize environmental pollution.

Last Update：2024-04-10 22:29:15