ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate

Base Information

Chemical Name:ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate
CAS No.:220585-01-3
Molecular Formula:C₂₁H₂₃NO₅
Molecular Weight:369.417
Hs Code.:

Synonyms:ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate

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Chemical Property of ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate

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Technology Process of ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate

There total 6 articles about ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate 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: 82.0%

: 624736-80-7
(2S,3R,4S)-4-Benzo[1,3]dioxol-5-yl-2-(4-methoxy-phenyl)-pyrrolidine-1,3-dicarboxylic acid 1-tert-butyl ester 3-ethyl ester

: 220585-01-3,173864-47-6
ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate

Guidance literature:: With trifluoroacetic acid; In dichloromethane; at 20 ℃; for 3h;
DOI:10.1002/ejoc.200300234

Reference yield:

: 624736-70-5
(6R)-6-[(1S,2R,5S)-2-isopropyl-5-methylcyclohexyloxy]-3-(p-methoxyphenyl)-6H-1,2-oxazine

: 220585-01-3,173864-47-6
ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: tert-butyllithium / tetrahydrofuran; pentane / 0.5 h / -78 °C

1.2: tetrahydrofuran; pentane / -78 °C

1.3: 62 percent / tetrahydrofuran; pentane / 1 h / -78 °C

2.1: H₂ / Raney nickel / ethyl acetate; ethanol; H₂O / 72 h / 37503 Torr

3.1: 82 percent / TFA / CH₂Cl₂ / 3 h / 20 °C

With hydrogen; tert.-butyl lithium; trifluoroacetic acid; nickel; In tetrahydrofuran; ethanol; dichloromethane; water; ethyl acetate; pentane;
DOI:10.1002/ejoc.200300234

Reference yield:

: 2635-13-4
1,2-(methylenedioxy)-4-bromobenzene

: 220585-01-3,173864-47-6
ethyl [2S,3R,4S]-2-(4-Methoxyphenyl)-4-(1,3-benzodioxol-5-yl)-pyrrolidine-3-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: tert-butyllithium / tetrahydrofuran; pentane / 0.5 h / -78 °C

1.2: tetrahydrofuran; pentane / -78 °C

1.3: 62 percent / tetrahydrofuran; pentane / 1 h / -78 °C

2.1: H₂ / Raney nickel / ethyl acetate; ethanol; H₂O / 72 h / 37503 Torr

3.1: 82 percent / TFA / CH₂Cl₂ / 3 h / 20 °C

With hydrogen; tert.-butyl lithium; trifluoroacetic acid; nickel; In tetrahydrofuran; ethanol; dichloromethane; water; ethyl acetate; pentane;
DOI:10.1002/ejoc.200300234