rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane

Base Information

Chemical Name:rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane
CAS No.:1624314-94-8
Molecular Formula:C₄₂H₄₄F₆P₂
Molecular Weight:724.749
Hs Code.:

Synonyms:rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane

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Chemical Property of rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane

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Technology Process of rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane

There total 6 articles about rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane 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: 75.0%

: 1624315-19-0
rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine

: 16523-54-9
chlorodicyclohexylphosphane

: 1624314-94-8
rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane

Guidance literature:: rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine; With tert.-butyl lithium; In tetrahydrofuran; pentane; at -78 ℃; Inert atmosphere;

chlorodicyclohexylphosphane; In tetrahydrofuran; pentane; at -78 - 20 ℃; Inert atmosphere;
DOI:10.1002/ejoc.201400159

Reference yield:

: 1624290-44-3
C₃₀H₂₃F₆OP

: 1624314-94-8
rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane

Guidance literature:: Multi-step reaction with 4 steps

1.1: bromine; iron / dichloromethane / 20 °C

2.1: diphosphorus pentasulfide / chlorobenzene / 19 h / 90 °C / Inert atmosphere

3.1: triethyl phosphite / 4 h / 130 °C / Inert atmosphere

4.1: tert.-butyl lithium / tetrahydrofuran; pentane / -78 °C / Inert atmosphere

4.2: -78 - 20 °C / Inert atmosphere

With diphosphorus pentasulfide; bromine; tert.-butyl lithium; iron; triethyl phosphite; In tetrahydrofuran; dichloromethane; chlorobenzene; pentane;
DOI:10.1002/ejoc.201400159

Reference yield:

: 13685-24-0
bis(4-trifluoromethylphenyl)phosphine chloride

: 1624314-94-8
rac-4-di-p-trifluoromethylphenylphosphino-13-dicyclohexylphosphino[2.2]paracyclophane

Guidance literature:: Multi-step reaction with 5 steps

1.1: n-butyllithium / tetrahydrofuran; hexane / 2 h / -78 °C / Inert atmosphere

1.2: -78 - 20 °C / Inert atmosphere

2.1: bromine; iron / dichloromethane / 20 °C

3.1: diphosphorus pentasulfide / chlorobenzene / 19 h / 90 °C / Inert atmosphere

4.1: triethyl phosphite / 4 h / 130 °C / Inert atmosphere

5.1: tert.-butyl lithium / tetrahydrofuran; pentane / -78 °C / Inert atmosphere

5.2: -78 - 20 °C / Inert atmosphere

With diphosphorus pentasulfide; n-butyllithium; bromine; tert.-butyl lithium; iron; triethyl phosphite; In tetrahydrofuran; hexane; dichloromethane; chlorobenzene; pentane;
DOI:10.1002/ejoc.201400159