Technology Process of 2-[3-(4-Chlorophenyl)-5-oxo-4-(3,3,3-trifluoropropyl)-4,5-dihydro-1H-1,2,4-triazol-1-yl]-N-{(3-methyl-1,2,4-oxadiazol-5-yl)[3-(trifluoromethyl)phenyl]methyl}acetamide
There total 9 articles about 2-[3-(4-Chlorophenyl)-5-oxo-4-(3,3,3-trifluoropropyl)-4,5-dihydro-1H-1,2,4-triazol-1-yl]-N-{(3-methyl-1,2,4-oxadiazol-5-yl)[3-(trifluoromethyl)phenyl]methyl}acetamide which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 3 steps
1: water; lithium hydroxide / methanol / 1 h / 20 °C
2: hydrogen / 5%-palladium/activated carbon / methanol / 760.05 Torr
3: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 20 °C
With
water; hydrogen; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; lithium hydroxide;
5%-palladium/activated carbon;
In
methanol; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 2 steps
1: hydrogen / 5%-palladium/activated carbon / methanol / 760.05 Torr
2: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 20 °C
With
hydrogen; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine;
5%-palladium/activated carbon;
In
methanol; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: pyridine / 35 °C / Inert atmosphere
1.2: 70 °C
2.1: sodium tetrahydroborate; methanol / water; methanol / Cooling with ice
3.1: potassium carbonate; potassium iodide / acetonitrile / 1 h / Reflux
4.1: chiral selector poly(N-methacryloyl-L-isoleucine-3-pentylamide)-based silica gel column / ethyl acetate; 2-Methylpentane / 24 °C / Resolution of racemate
5.1: dmap; trifluoromethylsulfonic anhydride; pyridine / acetonitrile / 12 h / 20 °C
6.1: water; lithium hydroxide / methanol / 1 h / 20 °C
7.1: hydrogen / 5%-palladium/activated carbon / methanol / 760.05 Torr
8.1: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 20 °C
With
pyridine; methanol; dmap; sodium tetrahydroborate; trifluoromethylsulfonic anhydride; water; hydrogen; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; potassium iodide; lithium hydroxide;
5%-palladium/activated carbon;
In
methanol; 2-Methylpentane; water; ethyl acetate; N,N-dimethyl-formamide; acetonitrile;