(3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)pyrrolidin-2-one

Base Information

Chemical Name:(3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)pyrrolidin-2-one
CAS No.:951172-62-6
Molecular Formula:C₂₀H₂₂N₂O₄
Molecular Weight:354.406
Hs Code.:

Synonyms:(3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)pyrrolidin-2-one

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Chemical Property of (3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)pyrrolidin-2-one

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Technology Process of (3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)pyrrolidin-2-one

There total 3 articles about (3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)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: 90.0%

: 951172-60-4
(2S,4S)-3-benzyloxycarbonyl-4-methyl-4-(2-oxoethyl)-2-phenyloxazolidin-5-one

: 104-94-9
4-methoxy-aniline

: 951172-62-6
(3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)pyrrolidin-2-one

Guidance literature:: With sodium cyanoborohydride; acetic acid; In methanol; at 20 ℃; for 72h; pH=6;
DOI:10.1021/jo071074x

Reference yield:

: 951172-59-1
(2S,4S)-3-benzyloxycarbonyl-4-methyl-2-phenyl-4-(prop-2-enyl)oxazolidin-5-one

: 951172-62-6
(3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)pyrrolidin-2-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: ozone / CH₂Cl₂ / 0.75 h

1.2: 82 percent / dimethyl sulfide / CH₂Cl₂ / 0.5 h / -78 °C

2.1: 90 percent / sodium cyanoborohydride; acetic acid / methanol / 72 h / 20 °C / pH 6

With sodium cyanoborohydride; ozone; acetic acid; In methanol; dichloromethane;
DOI:10.1021/jo071074x

Reference yield:

: 171860-41-6
(S,S)-4-methyl-5-oxo-2-phenyl-oxazolidine-3-carboxylic acid benzyl ester

: 951172-62-6
(3R)-3-benzyloxycarbonylamino-3-methyl-1-(p-methoxyphenyl)pyrrolidin-2-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: lithium hexamethyldisilazide / tetrahydrofuran / 0.25 h / -78 °C

1.2: 91 percent / tetrahydrofuran / 21 h / -78 - 20 °C

2.1: ozone / CH₂Cl₂ / 0.75 h

2.2: 82 percent / dimethyl sulfide / CH₂Cl₂ / 0.5 h / -78 °C

3.1: 90 percent / sodium cyanoborohydride; acetic acid / methanol / 72 h / 20 °C / pH 6

With sodium cyanoborohydride; ozone; acetic acid; lithium hexamethyldisilazane; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1021/jo071074x