Technology Process of 1-{2-[3-(5-{3-chloro-4-[(1-methylethyl)oxy]phenyl}-1,2,4-thiadiazol-3-yl)-2-methylphenyl]ethyl}-4-piperidinecarboxylic acid
There total 9 articles about 1-{2-[3-(5-{3-chloro-4-[(1-methylethyl)oxy]phenyl}-1,2,4-thiadiazol-3-yl)-2-methylphenyl]ethyl}-4-piperidinecarboxylic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
C28H34ClN3O3S;
With
water; sodium hydroxide;
In
isopropyl alcohol;
at 20 ℃;
for 0.166667h;
With
hydrogenchloride;
In
water; isopropyl alcohol;
pH=6 - 7;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: n-butyllithium / tetrahydrofuran / 0.33 h / -78 °C / Inert atmosphere
1.2: 2 h
2.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 - 0 °C / Inert atmosphere
3.1: potassium acetate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 / N,N-dimethyl-formamide / 1.5 h / 90 °C / Inert atmosphere
4.1: potassium phosphate / tetrakis(triphenylphosphine) palladium(0) / N,N-dimethyl-formamide; water / 0.17 h / 120 °C / Microwave irradiation; Sealed vessel
5.1: chloro-trimethyl-silane; sodium iodide / acetonitrile / 1 h / 20 °C / Inert atmosphere
6.1: acetic acid / dichloromethane / 0.17 h / 20 °C
7.1: sodium hydroxide; water / isopropyl alcohol / 0.17 h / 20 °C
7.2: pH 6 - 7
With
potassium phosphate; n-butyllithium; chloro-trimethyl-silane; water; potassium acetate; acetic acid; sodium iodide; sodium hydroxide;
tetrakis(triphenylphosphine) palladium(0); dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2;
In
tetrahydrofuran; dichloromethane; water; N,N-dimethyl-formamide; isopropyl alcohol; acetonitrile;
2.2: Wittig Reaction / 4.1: Suzuki Coupling;
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 - 0 °C / Inert atmosphere
2.1: potassium acetate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 / N,N-dimethyl-formamide / 1.5 h / 90 °C / Inert atmosphere
3.1: potassium phosphate / tetrakis(triphenylphosphine) palladium(0) / N,N-dimethyl-formamide; water / 0.17 h / 120 °C / Microwave irradiation; Sealed vessel
4.1: chloro-trimethyl-silane; sodium iodide / acetonitrile / 1 h / 20 °C / Inert atmosphere
5.1: acetic acid / dichloromethane / 0.17 h / 20 °C
6.1: sodium hydroxide; water / isopropyl alcohol / 0.17 h / 20 °C
6.2: pH 6 - 7
With
potassium phosphate; n-butyllithium; chloro-trimethyl-silane; water; potassium acetate; acetic acid; sodium iodide; sodium hydroxide;
tetrakis(triphenylphosphine) palladium(0); dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2;
In
tetrahydrofuran; dichloromethane; water; N,N-dimethyl-formamide; isopropyl alcohol; acetonitrile;
1.2: Wittig Reaction / 3.1: Suzuki Coupling;