4-{(S)-2-amino-2-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-5,5-dimethyl-1-(2-methylphenyl)piperazin-2-one

Base Information

• Chemical Name: 4-{(S)-2-amino-2-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-5,5-dimethyl-1-(2-methylphenyl)piperazin-2-one
• CAS No.: 1000051-33-1
• Molecular Formula: C₂₀H₂₉N₃O₃
• Molecular Weight: 359.469

Synonyms:4-{(S)-2-amino-2-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-5,5-dimethyl-1-(2-methylphenyl)piperazin-2-one

Chemical Property of 4-{(S)-2-amino-2-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-5,5-dimethyl-1-(2-methylphenyl)piperazin-2-one

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Technology Process of 4-{(S)-2-amino-2-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-5,5-dimethyl-1-(2-methylphenyl)piperazin-2-one

There total 1 articles about 4-{(S)-2-amino-2-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-5,5-dimethyl-1-(2-methylphenyl)piperazin-2-one 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:

N-{(S)-2-[2,2-dimethyl-4-(2-methylphenyl)-5-oxopiperazin-1-yl]-1-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-2-nitrobenzenesulfonamide (1000051-31-9) → 4-{(S)-2-amino-2-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-5,5-dimethyl-1-(2-methylphenyl)piperazin-2-one (1000051-33-1)

Guidance literature:

With caesium carbonate; thiophenol; In acetonitrile; at 20 ℃; for 2h;

Reference yield:

4-{(S)-2-amino-2-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-5,5-dimethyl-1-(2-methylphenyl)piperazin-2-one (1000051-33-1) + di-tert-butyl dicarbonate (24424-99-5) → {(S)-2-[2,2-dimethyl-4-(2-methylphenyl)-5-oxopiperazin-1-yl]-1-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}carbamic acid t-butyl ester (1000051-32-0)

Guidance literature:

With sodium hydrogencarbonate; In water; ethyl acetate; at 20 ℃; for 2.5h;

upstream raw materials:

N-{(S)-2-[2,2-dimethyl-4-(2-methylphenyl)-5-oxopiperazin-1-yl]-1-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}-2-nitrobenzenesulfonamide

Downstream raw materials:

{(S)-2-[2,2-dimethyl-4-(2-methylphenyl)-5-oxopiperazin-1-yl]-1-[(2S,4R)-4-methyl-5-oxotetrahydrofuran-2-yl]ethyl}carbamic acid t-butyl ester

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