Δ1,1'-Bi(1H-indene)

Base Information

• Chemical Name: Δ1,1'-Bi(1H-indene)
• CAS No.: 81523-14-0
• Molecular Formula: C₁₈H₁₄
• Molecular Weight: 230.309
• Mol file: 81523-14-0.mol

Synonyms:

Chemical Property of Δ1,1'-Bi(1H-indene)

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Δ1,1'-Bi(1H-indene)

There total 3 articles about Δ1,1'-Bi(1H-indene) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 93.0%

(3-bromo-3-methyl-n-butyl)benzene (52017-21-7) + indenyllithium (20669-47-0) → 1-(1,1-dimethyl-3-phenylpropyl)-1H-indene (1243146-59-9) + (1RS,1'SR)-1,1'-bi-1H-indenyl (74339-76-7) + (1RS,1'RS)-1,1'-bi-1H-indenyl (2177-49-3,74339-76-7,81523-14-0)

Guidance literature:

indenyllithium; With silver(I) bromide; In diethyl ether; hexane; cyclohexane; at 0 ℃; for 0.5h;

(3-bromo-3-methyl-n-butyl)benzene; In diethyl ether; hexane; cyclohexane; at 0 ℃; for 5h;

DOI:10.1016/j.tet.2010.06.030

Reference yield: 50.0%

1-indene (95-13-6) → (1RS,1'SR)-1,1'-bi-1H-indenyl (74339-76-7) + (1RS,1'RS)-1,1'-bi-1H-indenyl (2177-49-3,74339-76-7,81523-14-0)

Guidance literature:

With n-butyllithium; copper dichloride; 1.) ether, -30 deg C, 30 min, 2.) ether, -30 deg C, 30 min;

DOI:10.1055/s-1987-27892

Reference yield:

1-indene (95-13-6) → (1RS,1'RS)-1,1'-bi-1H-indenyl (2177-49-3,74339-76-7,81523-14-0)

Guidance literature:

With ethylmagnesium bromide; copper dichloride; Yield given. Multistep reaction; 1.) toluene, 100 deg C, 7-8 h, 2.) toluene, 20 deg C, 30 min;

DOI:10.1002/hlca.19860690719

upstream raw materials:

1-indene

(3-bromo-3-methyl-n-butyl)benzene

indenyllithium

Refernces

• 1、 Warrener, Ronald N.,Pitt, Ian G.,Russell, Richard A.. "The Photochemical Generation of Isoindene and its Dimerization to Diastereomeric 1-(Indan-1-yl)indenes". . p. 1845 - 1860. Retrieved 2007/10/02.
• 2、 Escher, Andre,Rutsch, Werner,Neuenschwander, Markus. "Synthesis of Pentafulvalene by Oxidative Coupling of Cyclopentadienide with Copper(II) Chloride". . p. 1644 - 1654. Retrieved 2007/10/02.