(E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene

Base Information

• Chemical Name: (E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene
• CAS No.: 125212-51-3
• Molecular Formula: C₁₇H₂₉BSi
• Molecular Weight: 272.314
• Mol file: 125212-51-3.mol

Synonyms:(E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene

Chemical Property of (E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene

Chemical Property:

Purity/Quality:

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Technology Process of (E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene

There total 2 articles about (E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene 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: 100.0%

triethyl borane (97-94-9) + 1-Phenyl-2-(trimethylsilyl)acetylene (2170-06-1) → (E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene (125212-51-3)

Guidance literature:

In neat (no solvent); trialkylborane racts with silylalkine at 125°C (16 h) and at 150°C (5 h) in autoclav;

Reference yield: 34.0%

chloro-trimethyl-silane (75-77-4) + sodium triethyl(phenylethinyl)borate (14515-93-6) → (E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene (125212-51-3)

Guidance literature:

In diethyl ether; byproducts: NaCl; addn. of Me3SiCl to a soln. of Na(Et3BCCPh), 5 h boiling, filtration, solvent removed (760 Torr, than 14 Torr and < 70°C), distillation at 0.001 Torr; elem. anal.;

Reference yield: 97.0%

(E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene (125212-51-3) → potassium (4,5,5-triethyl-2,5-dihydro-2,2-dimethyl-3-phenyl-1,2,5-oxasilaboratolate) (125878-73-1)

Guidance literature:

With potassium hydroxide; In tetrahydrofuran; byproducts: CH4; dropwise addn. of the cis-2-boryl-1-silylalkene to a suspn. of anhyd. KOH (within 1 h), temp. rise to about 40°C under CH4 cleavage, heating under reflux (2 h), removing of solvent (14 torr); drying (0.001 torr); elem. anal.;

upstream raw materials:

chloro-trimethyl-silane

sodium triethyl(phenylethinyl)borate

triethyl borane

1-Phenyl-2-(trimethylsilyl)acetylene

Downstream raw materials:

potassium (4,5,5-triethyl-2,5-dihydro-2,2-dimethyl-3-phenyl-1,2,5-oxasilaboratolate)

potassium (diethyl{1-ethyl-2-phenyl-2-(trimethylsilyl)ethenyl}hydroxyborate)