24253-43-8

24253-43-8 - Names and Identifiers

Name	1,1':2',1''-Terphenyl, 4,4''-dibromo-
Synonyms	4,4'-dibroMo-1,1',2' 4,4''-DIBROMO-O-TERPHENYL 1,2-Bis(4-bromophenyl)benzene
CAS	24253-43-8

24253-43-8 - Physico-chemical Properties

Molecular Formula	C18H12Br2
Molar Mass	388.1
Melting Point	170.0 to 174.0 °C
Appearance	powder to crystal
Color	White to Gray to Brown
Storage Condition	2-8°C

24253-43-8 - Risk and Safety

UN IDs	UN 3152 9/PG II
Hazard Class	9
Packing Group	II

24253-43-8 - Introduction

1,1 ':2',1 ''-Terphenyl, 4,4''-dibromo-is an organic compound with the chemical formula C18H12Br2. The following is a description of its nature, use, formulation and safety information:

Nature:
-Appearance: White crystalline solid
-Melting Point: 111-113 ℃
-Boiling point: 350-360 ℃
-Density: 1.86g/cm³
-Solubility: Almost insoluble in water, soluble in organic solvents such as ether and dichloromethane

Use:
- 1,1 ':2',1 ''-Terphenyl, 4,4''-dibromo-commonly used as starting material, intermediate or catalyst in organic synthesis
-It can also be used as a raw material for liquid crystal materials, used in the fields of opto-electronics
-In scientific research, it is often used for analysis, testing, detection, etc.

Method:
- 1,1 ':2',1 ''-Terphenyl, 4,4''-dibromo-can be prepared by bromination. First, under appropriate conditions, 1,1 '-dibromobiphenyl is reacted with dibromobenzene to produce 1,1':2 ',1 ''-Terphenyl, 4,4''-dibromo-.

Safety Information:
- 1,1 ':2',1 ''-Terphenyl, 4,4''-dibromo-May cause irritation to skin, eyes and respiratory tract. During use, avoid direct exposure to the skin and eyes, and maintain good ventilation conditions.
-Use appropriate personal protective equipment such as goggles, protective gloves and protective clothing during operation.
-When storing, it should be kept in a cool, dry, well-ventilated place, away from fire and oxidizing agents.

Please note that this is only a general introduction to 1,1 ':2',1 ''-Terphenyl, 4,4''-dibromo-. In actual use and operation, it is also necessary to follow the relevant safety procedures and guidelines.

Last Update：2024-04-10 22:29:15