Technology Process of 2R-(2,2-dimethyl-5-oxo-[1,3]dioxolan-4S-yl)-4-methyl-pentanoic acid-[2,2-dimethyl-1S-(3-phenyl-[1,2,4]oxadiazol-5-yl)-propyl]-amide
There total 6 articles about 2R-(2,2-dimethyl-5-oxo-[1,3]dioxolan-4S-yl)-4-methyl-pentanoic acid-[2,2-dimethyl-1S-(3-phenyl-[1,2,4]oxadiazol-5-yl)-propyl]-amide which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
(2R)-2-[(4S)-2,2-dimethyl-5-oxo-1,3-dioxolan-4-yl]-4-methylpentanoic acid;
With
benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride;
In
DMF (N,N-dimethyl-formamide);
at 0 ℃;
for 1h;
2,2-dimethyl-1S-(3-phenyl-[1,2,4]oxadiazol-5-yl)-propylamine;
In
DMF (N,N-dimethyl-formamide);
at 0 - 20 ℃;
for 18h;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: toluene / 18 h / 110 °C
2.1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C
3.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / DMF (N,N-dimethyl-formamide) / 1 h / 0 °C
3.2: 18 h / 0 - 20 °C
With
benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; trifluoroacetic acid;
In
DMF (N,N-dimethyl-formamide); dichloromethane; toluene;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: hydroxylamine / ethanol; water / 3 h / Heating / reflux
2.1: toluene / 18 h / 110 °C
3.1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C
4.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / DMF (N,N-dimethyl-formamide) / 1 h / 0 °C
4.2: 18 h / 0 - 20 °C
With
hydroxylamine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; trifluoroacetic acid;
In
DMF (N,N-dimethyl-formamide); ethanol; dichloromethane; water; toluene;