((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester

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Chemical Name:((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester
CAS No.:1256389-47-5
Molecular Formula:C₂₁H₂₄BrN₅O₃
Molecular Weight:474.357
Hs Code.:

Synonyms:((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester

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Chemical Property of ((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester

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Technology Process of ((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester

There total 9 articles about ((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester 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: 77.0%

: (3S,5S)-5-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-pyrrolidine-3-carbonitrile hydrochloride

: 111398-44-8,74761-42-5
N-methoxycarbonyl-L-valine

: 1256389-47-5
((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester

Guidance literature:: With N-ethyl-N,N-diisopropylamine; HATU; In dichloromethane; at 20 ℃; for 1h; Inert atmosphere;

Reference yield:

: 40216-83-9
L-4-hydroxyproline methyl ester hydrochloride

: 1256389-47-5
((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester

Guidance literature:: Multi-step reaction with 8 steps

1.1: triethylamine / dichloromethane / 20 °C

2.1: triethylamine / dichloromethane / 1.83 h / 0 - 20 °C

3.1: dimethyl sulfoxide / 72 h / 55 °C / Inert atmosphere

4.1: sodium hydroxide; water / methanol / 20 °C

4.2: pH 2

5.1: N-ethyl-N,N-diisopropylamine / acetonitrile / 20 °C / Inert atmosphere

6.1: ammonium acetate / toluene / 1.5 h / Inert atmosphere; Reflux

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

8.1: N-ethyl-N,N-diisopropylamine; HATU / dichloromethane / 1 h / 20 °C / Inert atmosphere

With hydrogenchloride; ammonium acetate; water; triethylamine; N-ethyl-N,N-diisopropylamine; HATU; sodium hydroxide; In 1,4-dioxane; methanol; dichloromethane; dimethyl sulfoxide; toluene; acetonitrile;

Reference yield:

: 84520-67-2
(2S,4R)-4-(methylsulfonyloxy)pyrrolidine-1,2-dicarboxylic acid 1-tert-butylester-2-methylester

: 1256389-47-5
((S)-1-{(2S,4S)-2-[4-(4-bromo-phenyl)-1H-imidazol-2-yl]-4-cyano-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester

Guidance literature:: Multi-step reaction with 6 steps

1.1: dimethyl sulfoxide / 72 h / 55 °C / Inert atmosphere

2.1: sodium hydroxide; water / methanol / 20 °C

2.2: pH 2

3.1: N-ethyl-N,N-diisopropylamine / acetonitrile / 20 °C / Inert atmosphere

4.1: ammonium acetate / toluene / 1.5 h / Inert atmosphere; Reflux

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

6.1: N-ethyl-N,N-diisopropylamine; HATU / dichloromethane / 1 h / 20 °C / Inert atmosphere

With hydrogenchloride; ammonium acetate; water; N-ethyl-N,N-diisopropylamine; HATU; sodium hydroxide; In 1,4-dioxane; methanol; dichloromethane; dimethyl sulfoxide; toluene; acetonitrile;