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

Base Information

• Chemical Name: rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine sulfide
• CAS No.: 1624315-16-7
• Molecular Formula: C₃₀H₂₂BrF₆PS
• Molecular Weight: 639.439

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

Chemical Property of rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine sulfide

Chemical Property:

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Technology Process of rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine sulfide

There total 4 articles about rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine sulfide 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: 84.0%

rac-4-bromo[2.2]paracyclophan-13-ylene-bis-(4-trifluoromethylphenyl)phosphine oxide (1624315-15-6) → rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine sulfide (1624315-16-7)

Guidance literature:

With diphosphorus pentasulfide; In chlorobenzene; at 90 ℃; for 19h; Inert atmosphere;

DOI:10.1002/ejoc.201400159

Reference yield:

bis(4-trifluoromethylphenyl)phosphine chloride (13685-24-0) → rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine sulfide (1624315-16-7)

Guidance literature:

Multi-step reaction with 3 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

With diphosphorus pentasulfide; n-butyllithium; bromine; iron; In tetrahydrofuran; hexane; dichloromethane; chlorobenzene;

DOI:10.1002/ejoc.201400159

Reference yield:

C30H23F6OP (1624290-44-3) → rac-4-bromo[2.2]paracyclophan-13-ylenebis-(4-trifluoromethylphenyl)phosphine sulfide (1624315-16-7)

Guidance literature:

Multi-step reaction with 2 steps

1: bromine; iron / dichloromethane / 20 °C

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

With diphosphorus pentasulfide; bromine; iron; In dichloromethane; chlorobenzene;

DOI:10.1002/ejoc.201400159

upstream raw materials:

bis(4-trifluoromethylphenyl)phosphine chloride

C₃₀H₂₃F₆OP

4-bromo[2.2]paracyclophane

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

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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