Technology Process of (2S,2'S,3S,3'S)-MeO-BIBOP
There total 8 articles about (2S,2'S,3S,3'S)-MeO-BIBOP which
guide to synthetic route it.
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synthetic route:
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1202033-11-1
(2S,2'S,3R,3'R)-3,3'-di-tert-butyl-4,4'-dimethoxy-2,2',3,3'-tetrahydro-2,2'-bibenzo[d][1,3]oxaphosphole bisoxide
- Guidance literature:
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With
trichlorosilane; triethylamine;
In
toluene;
at 80 ℃;
for 12h;
Inert atmosphere;
DOI:10.1021/ol9025815
- Guidance literature:
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Multi-step reaction with 8 steps
1.1: n-butyllithium / tetrahydrofuran / 1.5 h / 0 °C
1.2: 1.5 h / 25 °C
1.3: 0.67 h / 0 - 25 °C
2.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / hexane; tetrahydrofuran / 1.17 h / -78 °C
2.2: 1.5 h / -78 - 25 °C
3.1: boron tribromide / 1,2-dichloro-ethane / 2.5 h / 0 - 60 °C
3.2: 2 h / 60 °C
4.1: triethylamine / dichloromethane / 2.58 h / 0 - 25 °C
5.1: potassium hydroxide; water / ethanol / 2 h / 25 °C
5.2: 0 °C / pH 4
6.1: potassium carbonate / N,N-dimethyl-formamide / 12 h / 25 °C
7.1: lithium diisopropyl amide / tetrahydrofuran / 1 h / -78 °C
7.2: 2 h / -78 - 25 °C
8.1: triethylamine; trichlorosilane / toluene / 12 h / 80 °C
With
n-butyllithium; N,N,N,N,-tetramethylethylenediamine; trichlorosilane; water; boron tribromide; potassium carbonate; triethylamine; potassium hydroxide; lithium diisopropyl amide;
In
tetrahydrofuran; ethanol; hexane; dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide; toluene;
- Guidance literature:
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Multi-step reaction with 6 steps
1.1: boron tribromide / 1,2-dichloro-ethane / 2.5 h / 0 - 60 °C
1.2: 2 h / 60 °C
2.1: triethylamine / dichloromethane / 2.58 h / 0 - 25 °C
3.1: potassium hydroxide; water / ethanol / 2 h / 25 °C
3.2: 0 °C / pH 4
4.1: potassium carbonate / N,N-dimethyl-formamide / 12 h / 25 °C
5.1: lithium diisopropyl amide / tetrahydrofuran / 1 h / -78 °C
5.2: 2 h / -78 - 25 °C
6.1: triethylamine; trichlorosilane / toluene / 12 h / 80 °C
With
trichlorosilane; water; boron tribromide; potassium carbonate; triethylamine; potassium hydroxide; lithium diisopropyl amide;
In
tetrahydrofuran; ethanol; dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide; toluene;