Technology Process of (Z)-(3S,9S,10R)-2-((2S,5R,6R)-6-tert-Butoxy-5-methyl-tetrahydro-pyran-2-yl)-10-(tert-butyl-diphenyl-silanyloxy)-9-methoxymethoxy-2-methyl-undec-6-en-3-ol
There total 10 articles about (Z)-(3S,9S,10R)-2-((2S,5R,6R)-6-tert-Butoxy-5-methyl-tetrahydro-pyran-2-yl)-10-(tert-butyl-diphenyl-silanyloxy)-9-methoxymethoxy-2-methyl-undec-6-en-3-ol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 9 steps
2: 83 percent / Br2, aqueous NaHCO3 / diethyl ether / 5 °C
3: 75 percent / 40percent HMPA / tetrahydrofuran
4: 97 percent / 2.5percent HCl / methanol / 0 - 20 °C
5: 87 percent / Bu3P / CH2Cl2 / Ambient temperature
6: 97 percent / KHSO5 / methanol; H2O / 0 - 20 °C
7: 95 percent / 10percent HMPA, LDA / tetrahydrofuran / -78 °C
8: 1.) Collins; 2.) Al(Hg) / 2.) 10percent aqueous THF, r.t.
9: NaBH4 / aq. ethanol / Ambient temperature
With
hydrogenchloride; N,N,N,N,N,N-hexamethylphosphoric triamide; sodium tetrahydroborate; aluminum amalgam; potassium peroxomonosulfate; tributylphosphine; bromine; sodium hydrogencarbonate; lithium diisopropyl amide;
In
tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; water;
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 75 percent / 40percent HMPA / tetrahydrofuran
2: 97 percent / 2.5percent HCl / methanol / 0 - 20 °C
3: 87 percent / Bu3P / CH2Cl2 / Ambient temperature
4: 97 percent / KHSO5 / methanol; H2O / 0 - 20 °C
5: 95 percent / 10percent HMPA, LDA / tetrahydrofuran / -78 °C
6: 1.) Collins; 2.) Al(Hg) / 2.) 10percent aqueous THF, r.t.
7: NaBH4 / aq. ethanol / Ambient temperature
With
hydrogenchloride; N,N,N,N,N,N-hexamethylphosphoric triamide; sodium tetrahydroborate; aluminum amalgam; potassium peroxomonosulfate; tributylphosphine; lithium diisopropyl amide;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; water;
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 87 percent / Bu3P / CH2Cl2 / Ambient temperature
2: 97 percent / KHSO5 / methanol; H2O / 0 - 20 °C
3: 95 percent / 10percent HMPA, LDA / tetrahydrofuran / -78 °C
4: 1.) Collins; 2.) Al(Hg) / 2.) 10percent aqueous THF, r.t.
5: NaBH4 / aq. ethanol / Ambient temperature
With
N,N,N,N,N,N-hexamethylphosphoric triamide; sodium tetrahydroborate; aluminum amalgam; potassium peroxomonosulfate; tributylphosphine; lithium diisopropyl amide;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; water;