1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone

Base Information

Chemical Name:1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone
CAS No.:1297139-12-8
Molecular Formula:C₂₃H₃₆N₂O₂Si
Molecular Weight:400.637
Hs Code.:

Synonyms:1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone

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Chemical Property of 1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone

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Technology Process of 1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone

There total 7 articles about 1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone 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: 91.0%

: 1297139-10-6
1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-4-[(4-nitrophenyl)sulfonyl]-2-piperazinone

: 1297139-12-8
1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone

Guidance literature:: With potassium carbonate; thiophenol; In acetonitrile; at 20 ℃; for 2.5h; Product distribution / selectivity;

Reference yield:

: 1297139-00-4
(4S)-3-[(2R,3R,4E)-3-hydroxy-5-phenyl-2-(2-propen-1-yl)-4-pentenoyl]-4-(phenylmethyl)-1,3-oxazolidin-2-one

: 1297139-12-8
1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone

Guidance literature:: Multi-step reaction with 7 steps

1.1: dihydrogen peroxide; lithium hydroxide monohydrate / water; tetrahydrofuran / 0 - 20 °C

1.2: pH ~ 2

2.1: triethylamine; diphenylphosphoranyl azide / toluene / 80 °C

3.1: potassium hydroxide; water / ethanol / 80 °C

3.2: pH ~ 8

4.1: 2,6-dimethylpyridine / dichloromethane / 1.5 h / 0 - 20 °C / Inert atmosphere

5.1: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 20 °C

6.1: potassium carbonate / N,N-dimethyl-formamide / 60 °C

7.1: potassium carbonate; thiophenol / acetonitrile / 2.5 h / 20 °C

With 2,6-dimethylpyridine; lithium hydroxide monohydrate; diphenylphosphoranyl azide; water; dihydrogen peroxide; potassium carbonate; benzotriazol-1-ol; thiophenol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; potassium hydroxide; In tetrahydrofuran; ethanol; dichloromethane; water; N,N-dimethyl-formamide; toluene; acetonitrile;

Reference yield:

: 1297139-09-3
N₁-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl] oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-N₂-[(4-nitrophenyl)sulfonyl]glycinamide

: 1297139-12-8
1-[(1R,2R,3E)-2-{[(1,1-dimethylethyl)(dimethyl)silyl]oxy}-4-phenyl-1-(2-propen-1-yl)-3-buten-1-yl]-2-piperazinone

Guidance literature:: Multi-step reaction with 2 steps

1: potassium carbonate / N,N-dimethyl-formamide / 60 °C

2: potassium carbonate; thiophenol / acetonitrile / 2.5 h / 20 °C

With potassium carbonate; thiophenol; In N,N-dimethyl-formamide; acetonitrile;