(3-butenyl)diphenylphosphine-borane complex

Base Information

• Chemical Name: (3-butenyl)diphenylphosphine-borane complex
• CAS No.: 127686-64-0
• Molecular Formula: C₁₆H₂₀BP
• Molecular Weight: 254.12
• Mol file: 127686-64-0.mol

Synonyms:(3-butenyl)diphenylphosphine-borane complex

Chemical Property of (3-butenyl)diphenylphosphine-borane complex

Chemical Property:

Purity/Quality:

Safty Information:

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• Hazard Codes: 

MSDS Files:

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Technology Process of (3-butenyl)diphenylphosphine-borane complex

There total 3 articles about (3-butenyl)diphenylphosphine-borane complex 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: 85.0%

borane-THF (14044-65-6) + homoallyldiphenylphosphane (4124-07-6) → (3-butenyl)diphenylphosphine-borane complex (127686-64-0)

Guidance literature:

In tetrahydrofuran; N2-atmosphere; stirring equimolar amts. (20°C, 1 h); solvent removal (vac.), washing (pentane); elem. anal.;

DOI:10.1016/S0022-328X(96)06616-8

Reference yield: 62.0%

allyl bromide (106-95-6) + diphenylmethylphosphine-borane complex (54067-17-3) → (3-butenyl)diphenylphosphine-borane complex (127686-64-0)

Guidance literature:

With sec.-butyllithium; In tetrahydrofuran; pentane; argon atmosphere; addn. of sec-butyllithium in pentane to soln. of Ph2MePBH3 in THF (-78°C), standig (-78°C, 2 h), addn. of allyl bromide, stirring (0.5 h); treatment with aq. HCl, extn. (ether), drying of extracts (MgSO4), preparative TLC (silica gel);

DOI:10.1021/ja00169a036

Reference yield:

diphenylphosphane (829-85-6) → (3-butenyl)diphenylphosphine-borane complex (127686-64-0)

Guidance literature:

Multi-step reaction with 2 steps

1: n-butyllithium / hexane; tetrahydrofuran / 0.5 h / 0 °C

2: 2.477 g / borane-tetrahydrofurane complex / hexane; tetrahydrofuran / 0 - 20 °C

With n-butyllithium; borane-THF; In tetrahydrofuran; hexane;

DOI:10.1021/jo040125c

upstream raw materials:

diphenylphosphane

allyl bromide

diphenylmethylphosphine-borane complex

borane-THF

Downstream raw materials:

boranylbutyl(diphenyl)phosphine-borane(THF)

δ-diphenylphosphorylbutyl alcohol

(4-diphenylphosphinoyl)-2-butanol

Refernces

• 1、 Schmidbaur, Hubert,Sigl, Marcus,Schier, Annette. "Synthesis and structure of cyclic phosphine-boranes". . p. 323 - 327. Retrieved 2007/10/03.