3,2':5',3''-terthiophene - Names and Identifiers
3,2':5',3''-terthiophene - Physico-chemical Properties
Molecular Formula | C12H8S3
|
Molar Mass | 248.39 |
Density | 1.318g/cm3 |
Melting Point | 175-181 °C (lit.) |
Boling Point | 315.6°C at 760 mmHg |
Flash Point | 106.8°C |
Vapor Presure | 0.0008mmHg at 25°C |
Refractive Index | 1.672 |
3,2':5',3''-terthiophene - Risk and Safety
Hazard Symbols | Xn - Harmful
|
Risk Codes | 22 - Harmful if swallowed
|
UN IDs | UN 2811 6.1/PG 3 |
WGK Germany | 3 |
3,2':5',3''-terthiophene - Introduction
3,2 ':5',3 "-terthiophene is an organic compound with a molecular formula of C10H8S3 and a molecular weight of 224.35. It is a compound with polycyclic aromatic properties and consists of three thiophene rings. The following is a description of the nature, use, manufacture and safety information of 3,2 ':5',3 '-terthiophene:
Nature:
-Appearance: 3,2 ':5',3 "-terthiophene is a white to pale yellow crystal or powder form.
-Melting point: about 160-165°C.
-Solubility: 3,2 ':5',3 ''-terthiophene is soluble in common solvents such as ethanol, toluene, etc.
Use:
- 3,2 ':5',3 ''-terthiophene is often used as an organic semiconductor material, which can be used to prepare organic thin film field effect transistors (OFETs), organic photodiodes (OLEDs) and other devices.
-Because 3,2 ':5',3 ''-terthiophene has good conductivity and solubility, it can also be used in solar cells, chemical sensors and other applications.
Preparation Method:
3,2 ':5',3 ''-The synthesis method of terthiophene is relatively simple, and can usually be synthesized through the following steps:
1. First, 2-bromopyridine reacts with sodium sulfide to generate 2-thiophenol.
2. Then, 2-thiophenethiol is reacted with bromoacetic acid to obtain 3-acetoxy-2-thiophenethiol.
3. Finally, 3-acetate -2-thiophene thiol with the appropriate aromatic bromide reaction, through the series of thiophene ring to synthesize the target product.
Safety Information:
- 3,2 ':5',3 ''-terthiophene has no obvious toxicity under normal conditions. However, if used for laboratory or industrial purposes, care should be taken to comply with the safe handling of chemicals, avoid skin contact and inhalation.
Please note that for specific experimental or industrial applications, it is recommended to refer to professional chemical literature and safety data sheets for more detailed and accurate information.
Last Update:2024-04-10 22:29:15