393841-81-1

  • Product Name2'-Bromo-2,7-di-tert-butyl-9,9'-spirobi[fluorene]
  • Molecular FormulaC33H31Br
  • Molecular Weight507.5
  • Purity99%
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Product Details

Quick Details

  • CasNo: 393841-81-1
  • Molecular Formula: C33H31Br
  • Purity: 99%

Top Purity 2-Bromo-2,7-di-tert-butyl-9,9'-spirobi[fluorene] 393841-81-1 In Bulk Supply

  • Molecular Formula:C33H31Br
  • Molecular Weight:507.513
  • Melting Point:227 °C 
  • Boiling Point:549.9±29.0 °C(Predicted) 
  • PSA:0.00000 
  • Density:1.30±0.1 g/cm3(Predicted) 
  • LogP:9.38760 

2'-broMo-2,7-di-tert-butyl-9,9'-spirobi[fluorene](Cas 393841-81-1) Usage

General Description

2'-BroMo-2,7-di-tert-butyl-9,9'-spirobi[fluorene] is a chemical compound consisting of a spirobi[fluorene] core with two tert-butyl groups attached to the 2 and 7 positions and a bromine atom at the 2' position. 2'-broMo-2,7-di-tert-butyl-9,9'-spirobi[fluorene] is often used as a building block in organic synthesis and materials science due to its unique spirobi[fluorene] structure. It has been studied for its potential use in organic light-emitting diodes (OLEDs) and other optoelectronic devices. The tert-butyl groups provide steric hindrance, making the molecule bulky and hindering intermolecular interactions, which can be advantageous for certain applications. The bromine atom can also be utilized for further functionalization of the molecule. 2'-Bromo-2,7-di-tert-butyl-9,9'-spirobi[fluorene] is available for purchase from Puyang Huicheng Electronic Material Co., Ltd.

 

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393841-81-1 Process route

2-bromofluoren-9-one
3096-56-8

2-bromofluoren-9-one

2-bromo-(2',7'-di-tert-butyl)-9,9'-spirobifluorene
393841-81-1

2-bromo-(2',7'-di-tert-butyl)-9,9'-spirobifluorene

Conditions
Conditions Yield
2-bromo-4,4'-di-tert-butylbiphenyl; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 1h;
2-bromofluoren-9-one; In tetrahydrofuran; hexane; at -78 ℃;
With hydrogenchloride; acetic acid; for 1h; Heating / reflux;
54%
Multi-step reaction with 2 steps
1.1: Mg; BrCH2CH2Br / diethyl ether / 8 h / Heating
1.2: diethyl ether / Heating
2.1: HCl; acetic acid / H2O / 1 h / Heating
With hydrogenchloride; magnesium; acetic acid; ethylene dibromide; In diethyl ether; water;
 
2,7-di-tert-butyl-9,9'-spirobi[9H-fluorene]
1316216-76-8

2,7-di-tert-butyl-9,9'-spirobi[9H-fluorene]

2-bromo-(2',7'-di-tert-butyl)-9,9'-spirobifluorene
393841-81-1

2-bromo-(2',7'-di-tert-butyl)-9,9'-spirobifluorene

Conditions
Conditions Yield
With N-Bromosuccinimide; sulfuric acid; In dichloromethane; at 20 ℃; for 12h;
33.8%

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