(4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one

Base Information

Chemical Name:(4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one
CAS No.:860011-22-9
Molecular Formula:C₂₆H₄₁NO₂
Molecular Weight:399.617
Hs Code.:

Synonyms:(4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one

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Chemical Property of (4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one

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Technology Process of (4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one

There total 1 articles about (4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-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:

: (4S,5R)-3,3-Dichloro-5-pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one

: 860011-22-9
(4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one

Guidance literature:: With copper; ammonium chloride; zinc; In methanol;
DOI:10.1055/s-2005-868482

Reference yield: 91.0%

: 860011-22-9
(4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one

: 17640-15-2
methyl cyanoformate

: 860011-23-0
(2R,3R)-5-Oxo-2-pent-4-enyl-3-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidine-1-carboxylic acid methyl ester

Guidance literature:: With n-butyllithium; In tetrahydrofuran;
DOI:10.1055/s-2005-868482

Reference yield:

: 860011-22-9
(4R,5R)-5-Pent-4-enyl-4-[(S)-1-(2,4,6-triisopropyl-phenyl)-ethoxy]-pyrrolidin-2-one

: 860011-26-3
(1R,6R,7R)-7-[(S)-1-(2,4,6-Triisopropyl-phenyl)-ethoxy]-2-vinyl-9-aza-bicyclo[4.2.1]nonane-9-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 91 percent / n-BuLi / tetrahydrofuran

2: 92 percent / LiB(C₂H₅)H / tetrahydrofuran

3: 74 percent / Grubbs' catalyst / CH₂Cl₂ / Heating

4: 77 percent / formic acid / CH₂Cl₂ / 1.75 h / 0 °C

With n-butyllithium; formic acid; lithium triethylborohydride; Grubbs catalyst first generation; In tetrahydrofuran; dichloromethane;
DOI:10.1055/s-2005-868482