Technology Process of methyl 5-(tert-butyldiphenylsilyloxy)-6-methyl-7-phenylsulfinyl-(E,5S,6S)-2-heptenoate
There total 9 articles about methyl 5-(tert-butyldiphenylsilyloxy)-6-methyl-7-phenylsulfinyl-(E,5S,6S)-2-heptenoate 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: oxalyl chloride; DMSO; diisopropylethylamine / CH2Cl2 / -78 - -10 °C
2.1: NaH / tetrahydrofuran / 0.5 h / 0 °C
2.2: 1.68 g / tetrahydrofuran / 1 h / -78 °C
3.1: 95 percent / NaIO4 / methanol; H2O / 0 - 20 °C
4.1: 80 percent / N-bromosuccinimide; water / toluene / 3 h / 20 °C
5.1: 82 percent / tributyltin hydride; N,N'-azobis(isobutyronitrile) / benzene / 3 h / 80 °C
6.1: 70 percent / imidazole / CH2Cl2 / 24 h / 20 °C
7.1: DIBAL / CH2Cl2; toluene / 0.5 h / -78 °C
8.1: 0.70 g / benzene / 0.5 h / 20 °C
With
1H-imidazole; sodium periodate; N-Bromosuccinimide; oxalyl dichloride; 2,2'-azobis(isobutyronitrile); water; tri-n-butyl-tin hydride; sodium hydride; diisobutylaluminium hydride; dimethyl sulfoxide; N-ethyl-N,N-diisopropylamine;
In
tetrahydrofuran; methanol; dichloromethane; water; toluene; benzene;
1.1: Swern oxidation / 2.2: Wittig olefination;
DOI:10.1021/jo026802p
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: NaH / tetrahydrofuran / 0.5 h / 0 °C
1.2: 1.68 g / tetrahydrofuran / 1 h / -78 °C
2.1: 95 percent / NaIO4 / methanol; H2O / 0 - 20 °C
3.1: 80 percent / N-bromosuccinimide; water / toluene / 3 h / 20 °C
4.1: 82 percent / tributyltin hydride; N,N'-azobis(isobutyronitrile) / benzene / 3 h / 80 °C
5.1: 70 percent / imidazole / CH2Cl2 / 24 h / 20 °C
6.1: DIBAL / CH2Cl2; toluene / 0.5 h / -78 °C
7.1: 0.70 g / benzene / 0.5 h / 20 °C
With
1H-imidazole; sodium periodate; N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); water; tri-n-butyl-tin hydride; sodium hydride; diisobutylaluminium hydride;
In
tetrahydrofuran; methanol; dichloromethane; water; toluene; benzene;
1.2: Wittig olefination;
DOI:10.1021/jo026802p
- Guidance literature:
-
Multi-step reaction with 6 steps
1: 95 percent / NaIO4 / methanol; H2O / 0 - 20 °C
2: 80 percent / N-bromosuccinimide; water / toluene / 3 h / 20 °C
3: 82 percent / tributyltin hydride; N,N'-azobis(isobutyronitrile) / benzene / 3 h / 80 °C
4: 70 percent / imidazole / CH2Cl2 / 24 h / 20 °C
5: DIBAL / CH2Cl2; toluene / 0.5 h / -78 °C
6: 0.70 g / benzene / 0.5 h / 20 °C
With
1H-imidazole; sodium periodate; N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); water; tri-n-butyl-tin hydride; diisobutylaluminium hydride;
In
methanol; dichloromethane; water; toluene; benzene;
DOI:10.1021/jo026802p