Technology Process of N3-{[({3-(4-chlorophenyl)-5-oxo-4-[(2S)-3,3,3-trifluoro-2-hydroxypropyl]-4,5-dihydro-1H-1,2,4-triazol-1-yl}acetyl)amino][3-(trifluoromethyl)phenyl]acetyl}-beta-alaninamide
There total 11 articles about N3-{[({3-(4-chlorophenyl)-5-oxo-4-[(2S)-3,3,3-trifluoro-2-hydroxypropyl]-4,5-dihydro-1H-1,2,4-triazol-1-yl}acetyl)amino][3-(trifluoromethyl)phenyl]acetyl}-beta-alaninamide which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine;
In
N,N-dimethyl-formamide;
at 20 ℃;
for 0.333333h;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: tetrahydrofuran / 2 h / 50 °C
2.1: water; sodium hydroxide / Reflux
3.1: pyridine / 0.5 h / 35 °C / Inert atmosphere
3.2: 70 °C
4.1: methanol; sodium tetrahydroborate / 1.5 h / Cooling with ice
5.1: potassium carbonate; potassium iodide / acetonitrile / 1 h / Reflux
6.1: chiral silica gel phase based on the selector poly(N-methacryloyl-L-isoleucine-3-pentylamide, 430 mm×40 mm / 2-Methylpentane; ethyl acetate / Resolution of racemate
7.1: water; lithium hydroxide / methanol / 1 h / 20 °C
8.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 0.33 h / 20 °C
With
pyridine; methanol; sodium tetrahydroborate; water; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; potassium iodide; sodium hydroxide; lithium hydroxide;
In
tetrahydrofuran; methanol; 2-Methylpentane; ethyl acetate; N,N-dimethyl-formamide; acetonitrile;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: water; sodium hydroxide / Reflux
2.1: pyridine / 0.5 h / 35 °C / Inert atmosphere
2.2: 70 °C
3.1: methanol; sodium tetrahydroborate / 1.5 h / Cooling with ice
4.1: potassium carbonate; potassium iodide / acetonitrile / 1 h / Reflux
5.1: chiral silica gel phase based on the selector poly(N-methacryloyl-L-isoleucine-3-pentylamide, 430 mm×40 mm / 2-Methylpentane; ethyl acetate / Resolution of racemate
6.1: water; lithium hydroxide / methanol / 1 h / 20 °C
7.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 0.33 h / 20 °C
With
pyridine; methanol; sodium tetrahydroborate; water; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; potassium iodide; sodium hydroxide; lithium hydroxide;
In
methanol; 2-Methylpentane; ethyl acetate; N,N-dimethyl-formamide; acetonitrile;