Technology Process of (3S,8R,9S)-(E)-tert-butyl 3-(tert-butyldiphenylsiloxy)-7-oxo-8-methyl-9-methoxy-9-(2-hydroxymethyl-2,4'-trisoxazole-4'-yl)-non-5-enoate
There total 17 articles about (3S,8R,9S)-(E)-tert-butyl 3-(tert-butyldiphenylsiloxy)-7-oxo-8-methyl-9-methoxy-9-(2-hydroxymethyl-2,4'-trisoxazole-4'-yl)-non-5-enoate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
tetrabutyl ammonium fluoride;
In
tetrahydrofuran;
at 0 ℃;
for 0.0833333h;
DOI:10.1021/ja994003r
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: 28.4 g / m-CPBA / CHCl3 / 20 °C
2.1: 94 percent / AcOH; water / (R,R)-salen-Co / 12 h / 20 °C
3.1: tetrahydrofuran; diethyl ether / 1.5 h / -78 °C
3.2: imidazole / dimethylformamide / 20 °C
3.3: 100 percent / iodine / tetrahydrofuran / 0.5 h / 0 °C
4.1: 80 percent / NiCl2; CrCl2 / tetrahydrofuran; dimethylformamide / 20 °C
5.1: 99 percent / Dess-Martin periodinane; pyridine / CH2Cl2 / 0.5 h / 20 °C
6.1: 94 percent / TBAF / tetrahydrofuran / 0.08 h / 0 °C
With
pyridine; chromium dichloride; tetrabutyl ammonium fluoride; water; Dess-Martin periodane; acetic acid; 3-chloro-benzenecarboperoxoic acid; nickel dichloride;
(R,R)-Salen-Co;
In
tetrahydrofuran; diethyl ether; dichloromethane; chloroform; N,N-dimethyl-formamide;
5.1: Dess-Martin oxidation;
DOI:10.1021/ja002377a
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: 94 percent / AcOH; water / (R,R)-salen-Co / 12 h / 20 °C
2.1: tetrahydrofuran; diethyl ether / 1.5 h / -78 °C
2.2: imidazole / dimethylformamide / 20 °C
2.3: 100 percent / iodine / tetrahydrofuran / 0.5 h / 0 °C
3.1: 80 percent / NiCl2; CrCl2 / tetrahydrofuran; dimethylformamide / 20 °C
4.1: 99 percent / Dess-Martin periodinane; pyridine / CH2Cl2 / 0.5 h / 20 °C
5.1: 94 percent / TBAF / tetrahydrofuran / 0.08 h / 0 °C
With
pyridine; chromium dichloride; tetrabutyl ammonium fluoride; water; Dess-Martin periodane; acetic acid; nickel dichloride;
(R,R)-Salen-Co;
In
tetrahydrofuran; diethyl ether; dichloromethane; N,N-dimethyl-formamide;
4.1: Dess-Martin oxidation;
DOI:10.1021/ja002377a