N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide

Base Information

Chemical Name:N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide
CAS No.:139168-67-5
Molecular Formula:C₂₀H₁₇N₃O₄
Molecular Weight:363.373
Hs Code.:

Synonyms:N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide

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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 N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide

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Technology Process of N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide

There total 3 articles about N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide 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: 37.0%

: 555-16-8
4-nitrobenzaldehdye

: 118544-67-5
N-((S)-1-Benzyl-3-cyano-2-oxo-propyl)-acetamide

: 139168-67-5
N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide

Guidance literature:: With silica gel; In dichloromethane; at 25 ℃; for 13h;
DOI:10.1021/jo00032a042

Reference yield:

: 2018-61-3
(S)-2-acetylamino-3-phenylpropanoic acid

: 139168-67-5
N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide

Guidance literature:: Multi-step reaction with 3 steps

1: 1) 1,1'-carbonyldiimidazole / 1) THF, 20 deg C, 1h, 2a) -78 deg C, 1h, 2) -78 to 20 deg C, overnight

2: HCOOH / 8 h / 20 °C

3: 37 percent / silica gel / CH₂Cl₂ / 13 h / 25 °C

With formic acid; silica gel; 1,1'-carbonyldiimidazole; In dichloromethane;
DOI:10.1021/jo00032a042

Reference yield:

: 139168-56-2
(Z)-(S)-4-Acetylamino-2-cyano-3-hydroxy-5-phenyl-pent-2-enoic acid tert-butyl ester

: 139168-67-5
N-[(E)-(S)-1-Benzyl-3-cyano-4-(4-nitro-phenyl)-2-oxo-but-3-enyl]-acetamide

Guidance literature:: Multi-step reaction with 2 steps

1: HCOOH / 8 h / 20 °C

2: 37 percent / silica gel / CH₂Cl₂ / 13 h / 25 °C

With formic acid; silica gel; In dichloromethane;
DOI:10.1021/jo00032a042