triphenylphosphine-cyanoborane

Base Information

• Chemical Name: triphenylphosphine-cyanoborane
• CAS No.: 67374-60-1
• Molecular Formula: C₁₉H₁₇BNP
• Molecular Weight: 301.135
• Mol file: 67374-60-1.mol

Synonyms:triphenylphosphine-cyanoborane

Chemical Property of triphenylphosphine-cyanoborane

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

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Technology Process of triphenylphosphine-cyanoborane

There total 3 articles about triphenylphosphine-cyanoborane 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: 65.0%

trimethylamine-cyanoborane (30353-61-8) + triphenylphosphine (603-35-0) → triphenylphosphine-cyanoborane (67374-60-1)

Guidance literature:

In 1,2-dimethoxyethane; byproducts: Me3N; Ph3P (1 equiv.) and Me3NBH2CN (1 equiv.) were dissolved in DME under N2;mixt. was refluxed for 18 h; solvent removed (vac.); residue recrystd. (CH2Cl2/pentane, 9/1); elem. anal.;

DOI:10.1016/S0020-1693(02)01191-X

Reference yield: 34.0%

sodium cyanoborohydride (25895-60-7) → triphenylphosphine-cyanoborane (67374-60-1)

Guidance literature:

With bromine; triphenylphosphine; In 1,2-dimethoxyethane; byproducts: NaBr; (N2), soln. of Br2 added dropwise with stirring to a soln. of the B-compd., stirred overnight, filtered, PPh3 added, stirred at room temp. for 2 days; filtered, dried in vacuo;

DOI:10.1016/0022-1902(81)80483-6

Reference yield:

triphenylphosphine hydrobromide (6399-81-1) + sodium cyanoborohydride (25895-60-7) → triphenylphosphine-cyanoborane (67374-60-1)

Guidance literature:

In tetrahydrofuran; refluxed for a week;

DOI:10.1016/0022-1902(81)80483-6

upstream raw materials:

triphenylphosphine hydrobromide

sodium cyanoborohydride

trimethylamine-cyanoborane

triphenylphosphine

Downstream raw materials:

triphenylphosphine-ethoxycarbonylborane

((C₆H₅)3P)B(Br)2CN