K0025

K0025 - Names and Identifiers

Name	9,9-Bis(4-bromophenyl)-9H-fluorene
Synonyms	K0025 9,9-Bis(4-bromopheny)fluorene 9,9-Bis(4-broMophenyl)fluorene 9,9-Bis(4-bromophenyl)-9H-fluorene 9H-Fluorene, 9,9-bis(4-bromophenyl)-
CAS	128406-10-0
InChI	InChI=1S/C25H16Br2/c26-19-13-9-17(10-14-19)25(18-11-15-20(27)16-12-18)23-7-3-1-5-21(23)22-6-2-4-8-24(22)25/h1-16H

K0025 - Physico-chemical Properties

Molecular Formula	C25H16Br2
Molar Mass	476.2
Density	1.548
Melting Point	156.0 to 160.0 °C
Boling Point	504.9±50.0 °C(Predicted)
Storage Condition	2-8°C

K0025 - Introduction

9,9-Bis (4-bromophenyl)-9H-fluorene is an organic compound with the following properties and uses:

Nature:
-Appearance: White to light yellow crystalline powder
-Molecular formula: C26H18Br2
-Molecular weight: 475.23g/mol
-Melting point: about 260 degrees Celsius
-Boiling point: about 550 degrees Celsius
-Solubility: Insoluble in water, soluble in organic solvents such as dichloromethane and ethanol.

Use:
-9,9-bis (4-bromophenyl)-9H-fluorene is often used as an important intermediate in organic synthesis.
-It can be used to prepare materials with fluorescent properties, organic electroluminescent emission layers, organic optoelectronic devices, and organic light-emitting diodes (OLED).
-The compound can also be used as a high-efficiency fluorescent dye, luminescent agent and fluorescent probe.

Preparation Method:
-9,9-bis (4-bromophenyl)-9H-fluorene can be prepared by the carboxyl activation method of aromatic carboxylic acid. First, the aromatic carboxylic acid reacts with the bromination reagent to generate the corresponding esterification product, and then the intramolecular carboxyl group activation reaction is carried out under alkaline conditions to generate the target compound.

Safety Information:
-9,9-bis (4-bromophenyl)-9H-fluorene should be handled and stored to avoid contact with skin, eyes and respiratory tract.
-Wear appropriate protective equipment such as lab gloves, goggles, and respiratory protectors during use.
-Operate in a well-ventilated place to avoid inhaling its dust or vapor.
-If taken by mistake or inhaled, seek medical attention immediately.
-Detailed safety operation instructions and disposal methods should refer to the safety data sheet provided by the chemical supplier.

Last Update：2024-04-10 22:29:15