rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide

Base Information

• Chemical Name: rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide
• CAS No.: 1624315-15-6
• Molecular Formula: C₃₀H₂₂BrF₆OP
• Molecular Weight: 623.372

Synonyms:rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide

Chemical Property of rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide

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Technology Process of rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide

There total 3 articles about rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide 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: 99.0%

C30H23F6OP (1624290-44-3) → rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide (1624315-15-6)

Guidance literature:

With bromine; iron; In dichloromethane; at 20 ℃;

DOI:10.1002/ejoc.201400159

Reference yield:

bis(4-trifluoromethylphenyl)phosphine chloride (13685-24-0) → rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide (1624315-15-6)

Guidance literature:

Multi-step reaction with 2 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

With n-butyllithium; bromine; iron; In tetrahydrofuran; hexane; dichloromethane;

DOI:10.1002/ejoc.201400159

Reference yield:

4-bromo[2.2]paracyclophane (1908-61-8,37503-79-0) → rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide (1624315-15-6)

Guidance literature:

Multi-step reaction with 2 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

With n-butyllithium; bromine; iron; In tetrahydrofuran; hexane; dichloromethane;

DOI:10.1002/ejoc.201400159

upstream raw materials:

bis(4-trifluoromethylphenyl)phosphine chloride

C₃₀H₂₃F₆OP

4-bromo[2.2]paracyclophane

Downstream raw materials:

rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine

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

rac-4-bis-(p-trifluoromethylphenyl)phosphino-13-dicyclohexylphosphino[2.2]paracyclophanebisselenide

C₄₃H₄₄ClF₆OP₂Rh

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