Technology Process of (R)-5-(3-(5-hydroxy-5,6,7,8-tetrahydronaphthalen-1-yl)-1,2,4-oxadiazol-5-yl)-2-isopropoxybenzonitrile
There total 4 articles about (R)-5-(3-(5-hydroxy-5,6,7,8-tetrahydronaphthalen-1-yl)-1,2,4-oxadiazol-5-yl)-2-isopropoxybenzonitrile which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
3-cyano-4-isopropoxybenzoic acid;
With
benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride;
In
N,N-dimethyl-formamide;
for 0.5h;
(R)-N,5-dihydroxy-5,6,7,8-tetrahydronaphthalene-1-carboximidamide;
In
N,N-dimethyl-formamide;
at 20 - 90 ℃;
for 16h;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: tetrakis(triphenylphosphine) palladium(0) / 1-methyl-pyrrolidin-2-one / 5 h / 110 °C / Inert atmosphere
2.1: triethylammonium formate / chloro {[(1S,2S)-(+)-2-amino-1,2-diphenylethyl]((4-toluenesulfonyl)amido)(p-cymene)}ruthenium(ll) / 15 h / 30 °C
3.1: hydroxylamine hydrochloride; sodium hydrogencarbonate / ethanol / 18 h / 70 °C
4.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 0.5 h
4.2: 16 h / 20 - 90 °C
With
hydroxylamine hydrochloride; triethylammonium formate; sodium hydrogencarbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride;
tetrakis(triphenylphosphine) palladium(0); chloro {[(1S,2S)-(+)-2-amino-1,2-diphenylethyl]((4-toluenesulfonyl)amido)(p-cymene)}ruthenium(ll);
In
1-methyl-pyrrolidin-2-one; ethanol; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: triethylammonium formate / chloro {[(1S,2S)-(+)-2-amino-1,2-diphenylethyl]((4-toluenesulfonyl)amido)(p-cymene)}ruthenium(ll) / 15 h / 30 °C
2.1: hydroxylamine hydrochloride; sodium hydrogencarbonate / ethanol / 18 h / 70 °C
3.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 0.5 h
3.2: 16 h / 20 - 90 °C
With
hydroxylamine hydrochloride; triethylammonium formate; sodium hydrogencarbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride;
chloro {[(1S,2S)-(+)-2-amino-1,2-diphenylethyl]((4-toluenesulfonyl)amido)(p-cymene)}ruthenium(ll);
In
ethanol; N,N-dimethyl-formamide;