(4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-pyrrolidin-2-one

Base Information

Chemical Name:(4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-pyrrolidin-2-one
CAS No.:189458-44-4
Molecular Formula:C₂₁H₂₉NO₇
Molecular Weight:407.464
Hs Code.:

Synonyms:(4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-pyrrolidin-2-one

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Chemical Property of (4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-pyrrolidin-2-one

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Technology Process of (4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-pyrrolidin-2-one

There total 4 articles about (4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-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: 100.0%

: 24424-99-5
di-tert-butyl dicarbonate

: 189458-43-3
(4S,5R)-4-benzoyloxy-5-(1-ethoxyethoxymethyl)pyrrolidin-2-one

: 189458-44-4
(4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-pyrrolidin-2-one

Guidance literature:: With dmap; In dichloromethane; for 12h; Ambient temperature;
DOI:10.1080/00397919708006067

Reference yield:

: 156045-79-3
bicyclic (2R,5R,6R)-6-hydroxy-2-phenyl-3-oxa-1-azabicyclo<3.3.0>octan-8-one

: 189458-44-4
(4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-pyrrolidin-2-one

Guidance literature:: Multi-step reaction with 4 steps

1: 100 percent / Et₃N / CH₂Cl₂ / Ambient temperature

2: 91 percent / CF₃CO₂H / tetrahydrofuran; H₂O / 6 h / Ambient temperature

3: 89 percent / trichloroacetic acid / CHCl₃ / 6 h / Ambient temperature

4: 100 percent / DMAP / CH₂Cl₂ / 12 h / Ambient temperature

With dmap; triethylamine; trifluoroacetic acid; trichloroacetic acid; In tetrahydrofuran; dichloromethane; chloroform; water;
DOI:10.1080/00397919708006067

Reference yield:

: 189458-42-2
(4S,5R)-4-benzoyloxy-5-hydroxymethylpyrrolidin-2-one

: 189458-44-4
(4S,5R)-4-benzoyloxy-1-tert-butoxycarbonyl-5-(1-ethoxyethoxymethyl)-pyrrolidin-2-one

Guidance literature:: Multi-step reaction with 2 steps

1: 89 percent / trichloroacetic acid / CHCl₃ / 6 h / Ambient temperature

2: 100 percent / DMAP / CH₂Cl₂ / 12 h / Ambient temperature

With dmap; trichloroacetic acid; In dichloromethane; chloroform;
DOI:10.1080/00397919708006067