(2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester

Base Information

Chemical Name:(2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester
CAS No.:1408313-91-6
Molecular Formula:C₃₁H₃₅F₃N₂O₅Si
Molecular Weight:600.71
Hs Code.:

Synonyms:(2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester

Chemical Property:

Purity/Quality:: 98% ^*data from raw suppliers

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Technology Process of (2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester

There total 5 articles about (2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl 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: 71.0%

: 1408313-90-5
(2R,4S)-4-Hydroxy-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester

: 58479-61-1
tert-butylchlorodiphenylsilane

: 1408313-91-6
(2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester

Guidance literature:: With 1H-imidazole; In dichloromethane; at 20 ℃; for 2h; Cooling with ice;

Reference yield:

: 350-46-9,178603-76-4
4-Fluoronitrobenzene

: 1408313-91-6
(2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 5 steps

1.1: sodium hydride / N,N-dimethyl-formamide; oil / 0.5 h / 0 °C

1.2: 2 h / 5 - 20 °C

2.1: hydrogen / palladium 10% on activated carbon / methanol / 24 h / 0 °C / Inert atmosphere

3.1: sodium hydrogencarbonate / dichloromethane / 0.17 h / Inert atmosphere

3.2: 0.17 h / 10 °C

4.1: sodium carbonate / tetrahydrofuran / 0.25 h

4.2: 2 h / 20 °C

5.1: 1H-imidazole / dichloromethane / 2 h / 20 °C / Cooling with ice

With 1H-imidazole; hydrogen; sodium hydride; sodium hydrogencarbonate; sodium carbonate; palladium 10% on activated carbon; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; oil;

Reference yield:

: 62149-35-3
1-(2,2,2-trifluoroethoxy)-4-nitrobenzene

: 1408313-91-6
(2R,4S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-[4-(2,2,2-trifluoro-ethoxy)-phenylcarbamoyl]-pyrrolidine-2-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: hydrogen / palladium 10% on activated carbon / methanol / 24 h / 0 °C / Inert atmosphere

2.1: sodium hydrogencarbonate / dichloromethane / 0.17 h / Inert atmosphere

2.2: 0.17 h / 10 °C

3.1: sodium carbonate / tetrahydrofuran / 0.25 h

3.2: 2 h / 20 °C

4.1: 1H-imidazole / dichloromethane / 2 h / 20 °C / Cooling with ice

With 1H-imidazole; hydrogen; sodium hydrogencarbonate; sodium carbonate; palladium 10% on activated carbon; In tetrahydrofuran; methanol; dichloromethane;