Technology Process of (2R,4S,5R)-1-tert-butoxycarbonyl-2-(6-[1-phenyl-1H-tetrazol-5-ylsulfanyl]hexyl)-4,5-epoxypiperidine
There total 11 articles about (2R,4S,5R)-1-tert-butoxycarbonyl-2-(6-[1-phenyl-1H-tetrazol-5-ylsulfanyl]hexyl)-4,5-epoxypiperidine which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
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Multi-step reaction with 8 steps
1.1: Grubbs catalyst first generation / dichloromethane / 12 h / 20 °C / Inert atmosphere
2.1: lithium hydroxide monohydrate / tetrahydrofuran; water / 12 h / 50 °C
2.2: pH 4
3.1: iodine; sodium hydrogencarbonate / acetonitrile / 12 h / -20 - 20 °C / Inert atmosphere
4.1: diisobutylaluminium hydride / dichloromethane; toluene / 1.58 h / -78 °C / Inert atmosphere
4.2: 1 h / -78 - 20 °C / Inert atmosphere
5.1: sodium hydroxide / dichloromethane; water / 1 h / 20 °C / Inert atmosphere
6.1: sodium hexamethyldisilazane / tetrahydrofuran / 0.67 h / 0 - 20 °C / Inert atmosphere
6.2: 16 h / 0 - 20 °C / Inert atmosphere
7.1: 20 % Pd(OH)2/C; hydrogen / ethyl acetate / 2 h / 20 °C / 760.05 Torr
8.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran / 16 h / 0 - 20 °C / Inert atmosphere
With
Grubbs catalyst first generation; lithium hydroxide monohydrate; 20 % Pd(OH)2/C; hydrogen; iodine; sodium hexamethyldisilazane; diisobutylaluminium hydride; sodium hydrogencarbonate; triphenylphosphine; sodium hydroxide; diethylazodicarboxylate;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; toluene; acetonitrile;
6.1: Wittig reaction / 6.2: Wittig reaction / 8.1: Mitsunobu reaction;
DOI:10.1021/ol300209s
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: diisobutylaluminium hydride / dichloromethane; toluene / 1.58 h / -78 °C / Inert atmosphere
1.2: 1 h / -78 - 20 °C / Inert atmosphere
2.1: sodium hydroxide / dichloromethane; water / 1 h / 20 °C / Inert atmosphere
3.1: sodium hexamethyldisilazane / tetrahydrofuran / 0.67 h / 0 - 20 °C / Inert atmosphere
3.2: 16 h / 0 - 20 °C / Inert atmosphere
4.1: 20 % Pd(OH)2/C; hydrogen / ethyl acetate / 2 h / 20 °C / 760.05 Torr
5.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran / 16 h / 0 - 20 °C / Inert atmosphere
With
20 % Pd(OH)2/C; hydrogen; sodium hexamethyldisilazane; diisobutylaluminium hydride; triphenylphosphine; sodium hydroxide; diethylazodicarboxylate;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; toluene;
3.1: Wittig reaction / 3.2: Wittig reaction / 5.1: Mitsunobu reaction;
DOI:10.1021/ol300209s
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: iodine; sodium hydrogencarbonate / acetonitrile / 12 h / -20 - 20 °C / Inert atmosphere
2.1: diisobutylaluminium hydride / dichloromethane; toluene / 1.58 h / -78 °C / Inert atmosphere
2.2: 1 h / -78 - 20 °C / Inert atmosphere
3.1: sodium hydroxide / dichloromethane; water / 1 h / 20 °C / Inert atmosphere
4.1: sodium hexamethyldisilazane / tetrahydrofuran / 0.67 h / 0 - 20 °C / Inert atmosphere
4.2: 16 h / 0 - 20 °C / Inert atmosphere
5.1: 20 % Pd(OH)2/C; hydrogen / ethyl acetate / 2 h / 20 °C / 760.05 Torr
6.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran / 16 h / 0 - 20 °C / Inert atmosphere
With
20 % Pd(OH)2/C; hydrogen; iodine; sodium hexamethyldisilazane; diisobutylaluminium hydride; sodium hydrogencarbonate; triphenylphosphine; sodium hydroxide; diethylazodicarboxylate;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; toluene; acetonitrile;
4.1: Wittig reaction / 4.2: Wittig reaction / 6.1: Mitsunobu reaction;
DOI:10.1021/ol300209s