2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid

Base Information

Chemical Name:2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid
CAS No.:139168-68-6
Molecular Formula:C₂₁H₁₈N₂O₄
Molecular Weight:362.385
Hs Code.:

Synonyms:2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid

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Chemical Property of 2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid

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Technology Process of 2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid

There total 3 articles about 2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid 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: 97.0%

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

: 119-67-5
o-carboxybenzaldehyde

: 139168-68-6
2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid

Guidance literature:: With silica gel; In dichloromethane; at 25 ℃; for 15h;
DOI:10.1021/jo00032a042

Reference yield:

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

: 139168-68-6
2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid

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: 97 percent / silica gel / CH₂Cl₂ / 15 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

: 139168-68-6
2-((E)-(S)-4-Acetylamino-2-cyano-3-oxo-5-phenyl-pent-1-enyl)-benzoic acid

Guidance literature:: Multi-step reaction with 2 steps

1: HCOOH / 8 h / 20 °C

2: 97 percent / silica gel / CH₂Cl₂ / 15 h / 25 °C

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