N₁-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N₂-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide

Base Information

• Chemical Name: N₁-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N₂-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide
• CAS No.: 1269406-76-9
• Molecular Formula: C₂₁H₂₉N₅O₅
• Molecular Weight: 431.492

Synonyms:N₁-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N₂-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide

Chemical Property of N₁-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N₂-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide

Chemical Property:

Purity/Quality:

98% ^*data from raw suppliers

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Technology Process of N₁-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N₂-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide

There total 3 articles about N₁-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N₂-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide 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:

2-[(3S)-3-amino-1-pyrrolidinyl]-5-nitrobenzonitrile hydrochloride (1269406-70-3) + N-tert-butoxycarbonyl-L-norvaline (53308-95-5) → N1-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N2-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide (1269406-76-9)

Guidance literature:

With triethylamine; HATU; In dichloromethane; at 20 ℃; for 0.5h;

Reference yield:

2-fluoro-5-nitrobenzonitrile (17417-09-3) → N1-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N2-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide (1269406-76-9)

Guidance literature:

Multi-step reaction with 3 steps

1: potassium carbonate / acetonitrile / 1 h / 20 °C

2: hydrogenchloride / 1,4-dioxane / 1 h / 20 °C

3: triethylamine; HATU / dichloromethane / 0.5 h / 20 °C

With hydrogenchloride; potassium carbonate; triethylamine; HATU; In 1,4-dioxane; dichloromethane; acetonitrile;

Reference yield:

1,1-dimethylethyl [(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]carbamate (1269406-69-0) → N1-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-N2-{[(1,1-dimethylethyl)oxy]carbonyl}-L-norvalinamide (1269406-76-9)

Guidance literature:

Multi-step reaction with 2 steps

1: hydrogenchloride / 1,4-dioxane / 1 h / 20 °C

2: triethylamine; HATU / dichloromethane / 0.5 h / 20 °C

With hydrogenchloride; triethylamine; HATU; In 1,4-dioxane; dichloromethane;

upstream raw materials:

2-[(3S)-3-amino-1-pyrrolidinyl]-5-nitrobenzonitrile hydrochloride

N-tert-butoxycarbonyl-L-norvaline

2-fluoro-5-nitrobenzonitrile

1,1-dimethylethyl [(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]carbamate

Downstream raw materials:

N₁-[(3S)-1-(2-cyano-4-nitrophenyl)-3-pyrrolidinyl]-L-norvalinamide hydrochloride

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