(S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylate

Base Information

Chemical Name:(S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylate
CAS No.:1280201-39-9
Molecular Formula:C₁₆H₂₁NO₃
Molecular Weight:275.348
Hs Code.:

Synonyms:(S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylate

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Chemical Property of (S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylate

Chemical Property:

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Technology Process of (S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylate

There total 8 articles about (S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-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:

: 67-56-1
methanol

: 1280201-37-7
(S)-1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylic acid

: 18107-18-1
diazomethyl-trimethyl-silane

: 1280201-39-9
(S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylate

Guidance literature:: for 0.5h;

Reference yield:

: 97-65-4,25119-64-6
2-methylenesuccinic acid

: 1280201-39-9
(S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylate

Guidance literature:: Multi-step reaction with 7 steps

1.1: 0.75 h / 130 °C

2.1: acetyl chloride / 1 h / 64 °C

3.1: lithium hexamethyldisilazane / tetrahydrofuran / -50 - 0 °C

3.2: 2 h / -50 - 20 °C

4.1: sodium hydroxide; water / ethanol / 1.75 h

5.1: N-ethyl-N,N-diisopropylamine; methanesulfonyl chloride / tetrahydrofuran / 0.58 h / 0 - 20 °C

5.2: 55 °C

6.1: sulfuric acid / 1,4-dioxane / 110 °C

7.1: 0.5 h

With sulfuric acid; water; methanesulfonyl chloride; N-ethyl-N,N-diisopropylamine; acetyl chloride; sodium hydroxide; lithium hexamethyldisilazane; In tetrahydrofuran; 1,4-dioxane; ethanol;

Reference yield:

: 87-62-7
2,6-dimethylaniline

: 1280201-39-9
(S)-methyl 1-(2,6-dimethylphenyl)-3-ethyl-5-oxopyrrolidine-3-carboxylate

Guidance literature:: Multi-step reaction with 7 steps

1.1: 0.75 h / 130 °C

2.1: acetyl chloride / 1 h / 64 °C

3.1: lithium hexamethyldisilazane / tetrahydrofuran / -50 - 0 °C

3.2: 2 h / -50 - 20 °C

4.1: sodium hydroxide; water / ethanol / 1.75 h

5.1: N-ethyl-N,N-diisopropylamine; methanesulfonyl chloride / tetrahydrofuran / 0.58 h / 0 - 20 °C

5.2: 55 °C

6.1: sulfuric acid / 1,4-dioxane / 110 °C

7.1: 0.5 h

With sulfuric acid; water; methanesulfonyl chloride; N-ethyl-N,N-diisopropylamine; acetyl chloride; sodium hydroxide; lithium hexamethyldisilazane; In tetrahydrofuran; 1,4-dioxane; ethanol;