(S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole

Base Information

Chemical Name:(S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole
CAS No.:179117-35-2
Molecular Formula:C₂₉H₃₂NO₃P
Molecular Weight:473.552
Hs Code.:

Synonyms:(S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole

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Chemical Property of (S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole

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Technology Process of (S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole

There total 6 articles about (S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole 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:

: 110-87-2
3,4-dihydro-2H-pyran

: 179117-35-2
(S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole

Guidance literature:: Multi-step reaction with 2 steps

1: 90 percent / p-TsOH / CH₂Cl₂

2: 1.) n-BuLI / 1.) THF, -78 deg C, 2.) THF, from -78 to -20 deg C

With n-butyllithium; toluene-4-sulfonic acid; In dichloromethane;
DOI:10.1016/0040-4020(96)00267-0

Reference yield:

: 393-52-2
2-Fluorobenzoyl chloride

: 179117-35-2
(S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole

Guidance literature:: Multi-step reaction with 5 steps

1: 96 percent / NaHCO₃ / H₂O / 1.5 h

2: 65 percent / tetrahydrofuran; diethyl ether / Ambient temperature

3: 84 percent / Et₃N, p-TsCl / CH₂Cl₂ / 24 h / Heating

4: 90 percent / p-TsOH / CH₂Cl₂

5: 1.) n-BuLI / 1.) THF, -78 deg C, 2.) THF, from -78 to -20 deg C

With n-butyllithium; sodium hydrogencarbonate; toluene-4-sulfonic acid; triethylamine; p-toluenesulfonyl chloride; In tetrahydrofuran; diethyl ether; dichloromethane; water;
DOI:10.1016/0040-4020(96)00267-0

Reference yield:

: 179117-12-5
(4'S)-2-[2'-(2''-fluorophenyl)-4',5'-dihydrooxazol-4'-yl]-propan-2-ol

: 179117-35-2
(S)-2-(2-Diphenylphosphanyl-phenyl)-4-[1-methyl-1-(tetrahydro-pyran-2-yloxy)-ethyl]-4,5-dihydro-oxazole

Guidance literature:: Multi-step reaction with 2 steps

1: 90 percent / p-TsOH / CH₂Cl₂

2: 1.) n-BuLI / 1.) THF, -78 deg C, 2.) THF, from -78 to -20 deg C

With n-butyllithium; toluene-4-sulfonic acid; In dichloromethane;
DOI:10.1016/0040-4020(96)00267-0