1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione

Base Information

• Chemical Name: 1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione
• CAS No.: 1372550-40-7
• Molecular Formula: C₁₇H₂₀BN₂PS
• Molecular Weight: 326.21
• Mol file: 1372550-40-7.mol

Synonyms:1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione

Chemical Property of 1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

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Technology Process of 1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione

There total 3 articles about 1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione 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: 90.0%

1,3-dimethyl-4-diphenylphosphino-imidazole-2-thione (1372549-28-4) → 1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione (1372550-40-7)

Guidance literature:

With borane-THF; In tetrahydrofuran; at 20 ℃; for 3h; Inert atmosphere;

DOI:10.1039/c2dt12483a

Reference yield: 90.0%

borane-THF (14044-65-6) + 1,3-dimethyl-4-diphenylphosphino-imidazole-2-thione (1372549-28-4) → 1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione (1372550-40-7)

Guidance literature:

In tetrahydrofuran; to soln. phosphane in THF soln. H3B*THF in THF was added, stirred at room temp. for 3 h; solvent was removed in vacuo, residue was washed with n-pentane and dried in vacuo;

DOI:10.1039/c2dt12483a

Reference yield:

1,3-dimethylimidazole-2-thione (6596-81-2) → 1,3-dimethyl-4-diphenylphosphino-κP-borane-imidazole-2-thione (1372550-40-7)

Guidance literature:

Multi-step reaction with 2 steps

1.1: n-butyllithium / tetrahydrofuran; hexane / -80 - -40 °C / Inert atmosphere

1.2: -80 - 20 °C / Inert atmosphere

2.1: borane-THF / tetrahydrofuran / 3 h / 20 °C / Inert atmosphere

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

DOI:10.1039/c2dt12483a

upstream raw materials:

borane-THF

1,3-dimethyl-4-diphenylphosphino-imidazole-2-thione

1,3-dimethylimidazole-2-thione

Refernces