Technology Process of (3R,5R)-1-benzyloxycarbonyl-3,5-bis(tert-butyldimethylsilyloxy)-4-[3'-(tert-butyldimethylsilyloxy)propoxy]piperidine
There total 21 articles about (3R,5R)-1-benzyloxycarbonyl-3,5-bis(tert-butyldimethylsilyloxy)-4-[3'-(tert-butyldimethylsilyloxy)propoxy]piperidine which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 5 steps
1: H2 / Pd(OH)2 / methanol / 14 h / 20 °C / 760 Torr
2: aq. NaHCO3 / diethyl ether / 21 h / 20 °C
3: 92 percent / aq. AcOH / 18 h / 90 °C
4: 87 percent / Et3N / dimethylformamide / 2 h / 20 °C
5: 20 percent / sodium hydride / dimethylformamide / 4 h / 20 °C
With
hydrogen; sodium hydride; sodium hydrogencarbonate; acetic acid; triethylamine;
palladium dihydroxide;
In
methanol; diethyl ether; N,N-dimethyl-formamide;
5: Williamson ether synthesis;
DOI:10.3987/com-03-s(p)34
- Guidance literature:
-
Multi-step reaction with 12 steps
1.1: CuSO4; H2SO4
1.2: 86 percent / pyridine
2.1: 100 percent / 70 percent aq. AcOH
3.1: aq. NaIO4 / diethyl ether
4.1: NaBH4 / methanol
5.1: 75 percent / pyridine
6.1: 72 percent / NaN3 / dimethylformamide
7.1: 97 percent / aq. NaOH / methanol
8.1: H2 / Pd(OH)2 / methanol
9.1: aq. NaHCO3 / diethyl ether
10.1: 92 percent / 80 percent aq. AcOH / 90 °C
11.1: 87 percent / Et3N / dimethylformamide
12.1: 20 percent / NaH / dimethylformamide
With
pyridine; sodium hydroxide; sodium tetrahydroborate; sodium periodate; sodium azide; sulfuric acid; hydrogen; sodium hydride; sodium hydrogencarbonate; copper(II) sulfate; acetic acid; triethylamine;
palladium dihydroxide;
In
methanol; diethyl ether; N,N-dimethyl-formamide;
12.1: Williamson synthesis;
DOI:10.1016/S0960-894X(02)00800-4