25121-87-3

25121-87-3 - Names and Identifiers

Name	2,5-Dibromothieno[3,2-b]thiophene
Synonyms	M8071 BTH-2Br 2-b]thiophene 5-dibroMothieno[3 2,5-Dibromo-1,4-dithiapentalene 2,5-Dibromothieno[3,2-b]thiophene 2,5-DIBROMOTHIENO[3,2-B]THIOPHENE Thieno[3,2-b]thiophene, 2,5-dibromo-
CAS	25121-87-3
InChI	InChI=1/C6H2Br2S2/c7-5-1-3-4(10-5)2-6(8)9-3/h1-2H

25121-87-3 - Physico-chemical Properties

Molecular Formula	C6H2Br2S2
Molar Mass	298.02
Density	2.209±0.06 g/cm3(Predicted)
Melting Point	130 °C
Boling Point	346.7±37.0 °C(Predicted)
Flash Point	163.5°C
Vapor Presure	0.000113mmHg at 25°C
Appearance	yellowish-like powder
Color	White to Light yellow to Light orange
Storage Condition	-20°C
Refractive Index	1.773
MDL	MFCD03931293

25121-87-3 - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	22 - Harmful if swallowed
UN IDs	2811
WGK Germany	3
HS Code	29349990
Hazard Class	6.1
Packing Group	Ⅲ

25121-87-3 - Introduction

2,5-dibromothieno [3,2-b]thiophene is an organic compound with the chemical formula C6H2Br2S. The following is its nature, use, preparation and safety information:

Nature:
-Appearance: 2,5-dibromothieno [3,2-b]thiophene is a solid with yellow to orange crystals.
-Melting point: Its melting point is relatively high, about 160-165 degrees Celsius.
-Solubility: It is more soluble in common organic solvents such as ethanol, ether and chloroform.

Use:
-2,5-dibromothieno [3,2-b]thiophene is an important organic synthesis intermediate, often used in the synthesis of organic optoelectronic materials and semiconductor materials.
-Its conductivity and optical properties make it have application potential in the field of organic optoelectronic devices (such as organic thin-film solar cells and organic light-emitting diodes).

Method:
-2,5-dibromothieno [3,2-b]thiophene can be synthesized by bromination from thiophene.
-A commonly used preparation method is to react thiophene with bromine under suitable reaction conditions to generate 2,5-dibromothieno [3,2-b]thiophene.

Safety Information:
-2,5-dibromothieno [3,2-b]thiophene is an organic compound and has a certain degree of danger.
-Appropriate safety measures, such as wearing protective gloves, goggles and lab clothes, should be taken during operation.
-Avoid inhaling its dust or dissolved in solution, avoid contact with skin and eyes.
-In case of accidental exposure or contact, immediately rinse the affected area with plenty of water and seek medical help if necessary.

Please note that because the characteristics and use of chemicals may change, before using or handling any chemical substances, the latest safety data and operating instructions provided by the manufacturer should be carefully read and followed.

Last Update：2024-04-10 22:29:15