(4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one

Base Information

Chemical Name:(4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one
CAS No.:331473-34-8
Molecular Formula:C₂₁H₂₅NO₂
Molecular Weight:323.435
Hs Code.:

Synonyms:(4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one

Suppliers and Price of (4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one

Chemical Property:

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Technology Process of (4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one

There total 6 articles about (4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one 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: 51.0%

: 331473-33-7
(3R,7S,8S,8aR)-8-Ethyl-3,7-diphenyl-hexahydro-oxazolo[3,2-a]pyridin-5-one

: 331473-34-8
(4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one

Guidance literature:: With triethylsilane; titanium tetrachloride; In dichloromethane; Heating;
DOI:10.1021/ol007010p

Reference yield:

: lithium phenylcyanocuprate

: 331473-34-8
(4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: 80 percent / tetrahydrofuran / 18 h / -78 °C

2.1: H₂ / Pd-C / 25 °C

2.2: 82 percent / toluene / Heating

3.1: 51 percent / Et₃SiH; TiCl₄ / CH₂Cl₂ / Heating

With triethylsilane; hydrogen; titanium tetrachloride; palladium on activated charcoal; In tetrahydrofuran; dichloromethane;
DOI:10.1021/ol007010p

Reference yield:

: 194149-76-3
(3R,8S,8aR)-8-ethyl-5-oxo-3-phenyl-2,3,6,7,8,8a-hexahydro-5H-oxazolo[3,2-a]pyridine

: 331473-34-8
(4S,5S)-5-Ethyl-1-((R)-2-hydroxy-1-phenyl-ethyl)-4-phenyl-piperidin-2-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: 86 percent / lithium bis(trimethylsilyl)amide / tetrahydrofuran / 0.83 h / -78 °C

2.1: O₂ / CH₂Cl₂ / -78 - 25 °C

3.1: 80 percent / tetrahydrofuran / 18 h / -78 °C

4.1: H₂ / Pd-C / 25 °C

4.2: 82 percent / toluene / Heating

5.1: 51 percent / Et₃SiH; TiCl₄ / CH₂Cl₂ / Heating

With triethylsilane; hydrogen; oxygen; titanium tetrachloride; lithium hexamethyldisilazane; palladium on activated charcoal; In tetrahydrofuran; dichloromethane;
DOI:10.1021/ol007010p