<(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat

Base Information

• Chemical Name: <(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat
• CAS No.: 121378-48-1
• Molecular Formula: C₂₄H₃₅NO₄
• Molecular Weight: 401.546

Synonyms:<(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat

Chemical Property of <(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat

Chemical Property:

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Technology Process of <(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat

There total 5 articles about <(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat 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: 54.0%

3,3-dimethyl-2-(trimethylsilyl)oxy-1-butene (17510-46-2) + <(S)-1-Benzyl-2-<2-methoxypyrrolidino>-2-oxoethyl>-2,2-dimethylpropionat (121378-62-9,121395-80-0,132255-67-5) → <(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat (121378-48-1)

Guidance literature:

titanium tetrachloride; In dichloromethane; for 2h;

DOI:10.1002/ardp.19893220209

Reference yield: 53.0%

pivaloyl chloride (3282-30-2) + 1-<(R)-1-((S)-3-Phenyllactoyl)-2-pyrrolidinyl>-3,3-dimethyl-2-butanon (121378-46-9) → <(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat (121378-48-1)

Guidance literature:

With triethylamine; In tetrahydrofuran; for 1.5h;

DOI:10.1002/ardp.19893220209

Reference yield: 8.0%

3,3-dimethyl-2-(trimethylsilyl)oxy-1-butene (17510-46-2) + <(S)-1-Benzyl-2-<2-methoxypyrrolidino>-2-oxoethyl>-2,2-dimethylpropionat (121378-62-9,121395-80-0,132255-67-5) → <(S)-1-Benzyl-2-<(R)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat (121378-48-1) + <(S)-1-Benzyl-2-<(S)-2-(3,3-dimethyl-2-oxobutyl)-pyrrolodino>-2-oxoethyl>-2,2-dimethylpropionat (121378-47-0)

Guidance literature:

titanium tetrachloride; In dichloromethane; Yields of byproduct given;

DOI:10.1002/ardp.19893220209

upstream raw materials:

3,3-dimethyl-2-(trimethylsilyl)oxy-1-butene

<(S)-1-Benzyl-2-<2-methoxypyrrolidino>-2-oxoethyl>-2,2-dimethylpropionat

pivaloyl chloride

1-<(R)-1-((S)-3-Phenyllactoyl)-2-pyrrolidinyl>-3,3-dimethyl-2-butanon

Downstream raw materials:

(R)-2-(pyrrolidin-2-yl)acetic acid

<(S)-1-Benzyl-2-<(R)-2-((S)-3,3-dimethyl-2-hydroxybutyl)-pyrrolidino>-2-oxoethyl>-2,2-dimethylpropionat

<(S)-1-Benzyl-2-<(R)-2-<(R)-3,3-dimethyl-2-hydroxybutyl>-pyrrolidino>-2-oxoethyl>-2,2-dimethylpropionat

N-<(S)-3-Phenyl-2-(2,2-dimethylpropionyloxy)-propionyl>-(R)-pyrrolidin-2-ylessigsaeure

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