Technology Process of 2,2-dimethyl-propionic acid 4-(4-hydroxy-cyclohexylmethyl)-3-oxo-2-(2.4,6-trimethyl-phenyl)-cyclopentyl ester
There total 8 articles about 2,2-dimethyl-propionic acid 4-(4-hydroxy-cyclohexylmethyl)-3-oxo-2-(2.4,6-trimethyl-phenyl)-cyclopentyl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
hydrogen;
5% Pd(II)/C(eggshell);
In
ethyl acetate;
for 3h;
under 2250.23 Torr;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: sodium hydride / tetrahydrofuran; mineral oil / 2 h / 20 °C
1.2: 0.33 h / 20 °C
2.1: hydrogenchloride; water / tetrahydrofuran / Reflux
3.1: lithium diisopropyl amide / hexane; tetrahydrofuran; ethylbenzene / 0.5 h / 0 - 5 °C
3.2: -78 - 20 °C
3.3: 3 h / 20 °C / pH 2
4.1: lithium diisopropyl amide / hexane; tetrahydrofuran; ethylbenzene / 0.83 h / -78 °C
4.2: 1 h / -78 °C
5.1: hydrogenchloride; water / acetone / 1 h / 120 °C / Microwave irradiation
6.1: triethylamine / dichloromethane / 3 h / 0 - 20 °C
7.1: hydrogen / 5% Pd(II)/C(eggshell) / ethyl acetate / 3 h / 2250.23 Torr
With
hydrogenchloride; water; hydrogen; sodium hydride; triethylamine; lithium diisopropyl amide;
5% Pd(II)/C(eggshell);
In
tetrahydrofuran; hexane; dichloromethane; ethylbenzene; ethyl acetate; acetone; mineral oil;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: sodium tetrahydroborate; methanol / 3 h / 5 - 20 °C
2.1: sodium hydride / tetrahydrofuran; mineral oil / 2 h / 20 °C
2.2: 0.33 h / 20 °C
3.1: hydrogenchloride; water / tetrahydrofuran / Reflux
4.1: lithium diisopropyl amide / hexane; tetrahydrofuran; ethylbenzene / 0.5 h / 0 - 5 °C
4.2: -78 - 20 °C
4.3: 3 h / 20 °C / pH 2
5.1: lithium diisopropyl amide / hexane; tetrahydrofuran; ethylbenzene / 0.83 h / -78 °C
5.2: 1 h / -78 °C
6.1: hydrogenchloride; water / acetone / 1 h / 120 °C / Microwave irradiation
7.1: triethylamine / dichloromethane / 3 h / 0 - 20 °C
8.1: hydrogen / 5% Pd(II)/C(eggshell) / ethyl acetate / 3 h / 2250.23 Torr
With
hydrogenchloride; methanol; sodium tetrahydroborate; water; hydrogen; sodium hydride; triethylamine; lithium diisopropyl amide;
5% Pd(II)/C(eggshell);
In
tetrahydrofuran; hexane; dichloromethane; ethylbenzene; ethyl acetate; acetone; mineral oil;