(2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

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Chemical Name:(2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester
CAS No.:204914-90-9
Molecular Formula:C₂₀H₂₇NO₆
Molecular Weight:377.437
Hs Code.:

Synonyms:(2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

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Chemical Property of (2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

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Technology Process of (2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

There total 5 articles about (2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester 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:

: 113400-36-5,400626-71-3
benzyl (2S)-N-tert-butoxycarbonyl-5-oxoprolinate

: 204914-90-9
(2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 1.) LHMDS / 1.) THF, -78 deg C, 30 min, 2.) THF, -78 deg C, 2 h

2: 1.) Et₃BHLi, 2.) 30percent aq. H₂O₂ / 1.) THF, -78 deg C, 30 min, 2.) THF, 0 deg C, 20 min

3: 1.) O₃, 2.) Ph₃P / 1.) CH₂Cl₂, -78 deg C, 2.) CH₂Cl₂, from -78 deg C to RT, 2 h

4: PDC / dimethylformamide / 9 h / Ambient temperature

5: NaHCO₃ / dimethylformamide / 20 h / Ambient temperature

With dipyridinium dichromate; dihydrogen peroxide; lithium triethylborohydride; sodium hydrogencarbonate; ozone; triphenylphosphine; lithium hexamethyldisilazane; In N,N-dimethyl-formamide;
DOI:10.1021/ja972494e

Reference yield:

: 204914-89-6
(2S,4S)-4-(2-Oxo-ethyl)-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

: 204914-90-9
(2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: PDC / dimethylformamide / 9 h / Ambient temperature

2: NaHCO₃ / dimethylformamide / 20 h / Ambient temperature

With dipyridinium dichromate; sodium hydrogencarbonate; In N,N-dimethyl-formamide;
DOI:10.1021/ja972494e

Reference yield:

: 204914-87-4
(2S,4R)-4-(3-Methyl-but-2-enyl)-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

: 204914-90-9
(2S,4S)-4-Methoxycarbonylmethyl-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) O₃, 2.) Ph₃P / 1.) CH₂Cl₂, -78 deg C, 2.) CH₂Cl₂, from -78 deg C to RT, 2 h

2: PDC / dimethylformamide / 9 h / Ambient temperature

3: NaHCO₃ / dimethylformamide / 20 h / Ambient temperature

With dipyridinium dichromate; sodium hydrogencarbonate; ozone; triphenylphosphine; In N,N-dimethyl-formamide;
DOI:10.1021/ja972494e