[(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester

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Chemical Name:[(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester
CAS No.:261615-08-1
Molecular Formula:C₂₃H₃₅N₃O₇
Molecular Weight:465.547
Hs Code.:

Synonyms:[(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester

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Chemical Property of [(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester

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Technology Process of [(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester

There total 2 articles about [(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid 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: 71.0%

: 6638-79-5
N,O-dimethylhydroxylamine*hydrochloride

: 261615-07-0
(S)-2-tert-Butoxycarbonylamino-3-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-propionic acid

: 261615-08-1
[(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester

Guidance literature:: With 4-methyl-morpholine; isobutyl chloroformate; In dichloromethane; at -20 - 23 ℃; for 2h;
DOI:10.1016/S0960-894X(99)00587-9

Reference yield:

: 223526-35-0
{(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-formyl-ethyl}-carbamic acid tert-butyl ester

: 261615-08-1
[(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 66 percent / NaClO₂; NaH₂PO₄; 2-methyl-2-butene / 2-methyl-propan-2-ol / 18 h / 23 °C

2: 71 percent / NMM; isobutyl chloroformate / CH₂Cl₂ / 2 h / -20 - 23 °C

With 4-methyl-morpholine; sodium chlorite; sodium dihydrogenphosphate; 2-methyl-but-2-ene; isobutyl chloroformate; In dichloromethane; tert-butyl alcohol; 1: Oxidation / 2: Condensation;
DOI:10.1016/S0960-894X(99)00587-9

Reference yield:

: 261615-08-1
[(S)-2-[(S)-1-(2,4-Dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-1-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester

: (S)-3-((S)-2-Amino-3-benzo[b]thiophen-2-yl-3-oxo-propyl)-1-(2,4-dimethoxy-benzyl)-pyrrolidin-2-one

Guidance literature:: Multi-step reaction with 2 steps

1: tetrahydrofuran / 4 h / -78 °C

2: HCl / dioxane / 3 h / 23 °C

With hydrogenchloride; In tetrahydrofuran; 1,4-dioxane; 1: Arylation / 2: Acidolysis;
DOI:10.1016/S0960-894X(99)00587-9