Thieno[3,2-b]thiophene, 2-bromo-
2-bromothieno[3,2-b]thiophene
CAS: 25121-82-8
Molecular Formula: C6H3BrS2
Thieno[3,2-b]thiophene, 2-bromo- - Names and Identifiers
| Name | 2-bromothieno[3,2-b]thiophene |
| Synonyms | TT-Br BTH-Br 2-Bromothieno[3,2-b]thiophen 2-BROMOTHIENO(3,2-B)THIOPHENE 5-bromothieno[3,2-b]thiophene 2-bromothieno[3,2-b]thiophene 2-Bromothieno[3,2-b]thiophene Thieno[3,2-b]thiophene, 2-bromo- |
| CAS | 25121-82-8 |
| InChI | InChI=1/C6H3BrS2/c7-6-3-5-4(9-6)1-2-8-5/h1-3H |
Thieno[3,2-b]thiophene, 2-bromo- - Physico-chemical Properties
| Molecular Formula | C6H3BrS2 |
| Molar Mass | 219.12 |
| Density | 1.846 |
| Boling Point | 288.0℃ |
| Flash Point | 127.9℃ |
| Vapor Presure | 0.004mmHg at 25°C |
| Storage Condition | 2-8°C(protect from light) |
| Sensitive | IRRITANT |
| Refractive Index | 1.754 |
| MDL | MFCD14702518 |
Thieno[3,2-b]thiophene, 2-bromo- - Introduction
2-bromothieno[3,2-b]thiophene is an organic compound with the chemical formula C6H3S2Br. The following is a description of its nature, use, formulation and safety information:
Nature:
- 2-bromothieno[3,2-b]thiophene is a crystal with a light yellow solid.
-Its melting point is about 96-100 degrees Celsius.
-Good solubility in solvents such as toluene, dichloromethane and chloroform.
-It has an absorption peak in the ultraviolet-visible spectrum.
Use:
- 2-bromothieno[3,2-b]thiophene is an important organic synthesis intermediate, commonly used in the synthesis of organic photoelectric materials and fluorescent dyes.
-It has potential application value in the manufacture of electronic devices such as organic batteries, solar cells and field effect transistors.
Method:
- 2-bromothieno[3,2-b]thiophene can be synthesized by various routes, and the common method is synthesis by two-step reaction.
-The first step of this synthetic route is to react 2-bromobenzeneboronic acid with a higher carbothiane (such as dimercaptomethane) to form a dimercaptomethane derivative.
-The second step is to react the dimercaptomethane derivative with thiourea to undergo a cyclization reaction to generate 2-bromothieno[3,2-b]thiophene.
Safety Information:
- 2-bromothieno[3,2-b]thiophene has limited specific toxicity data, but because it is an organic halogen compound, it may cause irritation and damage to the human body. Therefore, attention should be paid to safety in use and handling.
-Contact with skin or inhalation of large amounts of 2-bromothieno[3,2-b]thiophene may cause irritation, eye and respiratory discomfort. Wear appropriate protective equipment such as gloves and respiratory protection during operation.
-When storing and disposing of 2-bromothieno[3,2-b]thiophene, please follow local regulations and guidelines to ensure safety.
Nature:
- 2-bromothieno[3,2-b]thiophene is a crystal with a light yellow solid.
-Its melting point is about 96-100 degrees Celsius.
-Good solubility in solvents such as toluene, dichloromethane and chloroform.
-It has an absorption peak in the ultraviolet-visible spectrum.
Use:
- 2-bromothieno[3,2-b]thiophene is an important organic synthesis intermediate, commonly used in the synthesis of organic photoelectric materials and fluorescent dyes.
-It has potential application value in the manufacture of electronic devices such as organic batteries, solar cells and field effect transistors.
Method:
- 2-bromothieno[3,2-b]thiophene can be synthesized by various routes, and the common method is synthesis by two-step reaction.
-The first step of this synthetic route is to react 2-bromobenzeneboronic acid with a higher carbothiane (such as dimercaptomethane) to form a dimercaptomethane derivative.
-The second step is to react the dimercaptomethane derivative with thiourea to undergo a cyclization reaction to generate 2-bromothieno[3,2-b]thiophene.
Safety Information:
- 2-bromothieno[3,2-b]thiophene has limited specific toxicity data, but because it is an organic halogen compound, it may cause irritation and damage to the human body. Therefore, attention should be paid to safety in use and handling.
-Contact with skin or inhalation of large amounts of 2-bromothieno[3,2-b]thiophene may cause irritation, eye and respiratory discomfort. Wear appropriate protective equipment such as gloves and respiratory protection during operation.
-When storing and disposing of 2-bromothieno[3,2-b]thiophene, please follow local regulations and guidelines to ensure safety.
Last Update：2024-04-10 22:29:15
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