Technology Process of tert-Butyl-{3-[(2R,3R,5S)-5-((1S,5R)-8,8-dimethoxy-1,5-dimethyl-octyl)-3-isopropyl-tetrahydro-furan-2-yl]-propoxy}-diphenyl-silane
There total 16 articles about tert-Butyl-{3-[(2R,3R,5S)-5-((1S,5R)-8,8-dimethoxy-1,5-dimethyl-octyl)-3-isopropyl-tetrahydro-furan-2-yl]-propoxy}-diphenyl-silane which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 12 steps
1.1: 90 percent / D-(-)-DIPT; Ti(O-i-Pr)4; TBHP / -20 °C
2.1: CuI / tetrahydrofuran / 1.5 h / -50 °C
2.2: 1 h / -78 °C
3.1: 80 percent / Bu3P / pyridine
4.1: 75 percent / mCPBA / CH2Cl2
5.1: 97 percent / Pd/C / methanol
6.1: 92 percent / NEt3; DMAP / CH2Cl2
7.1: 85 percent / Bu4NI; NaH / tetrahydrofuran / 1 h / 20 °C
8.1: 88 percent / BuLi / tetrahydrofuran / -78 °C
9.1: pyridine; CH2Cl2
10.1: lithium naphtanilide / tetrahydrofuran / -78 °C
11.1: LiAlH4 / diethyl ether
12.1: 85 percent / Et3N / CH2Cl2 / 48 h / 20 °C
With
titanium(IV) isopropylate; tert.-butylhydroperoxide; dmap; palladium on activated charcoal; copper(l) iodide; lithium aluminium tetrahydride; n-butyllithium; tributylphosphine; tetra-(n-butyl)ammonium iodide; sodium hydride; D-(-)-diisopropyl tartrate; lithium dihydronaphthylide radical; triethylamine; 3-chloro-benzenecarboperoxoic acid;
In
tetrahydrofuran; pyridine; methanol; diethyl ether; dichloromethane;
1.1: Sharpless asymmetric epoxidation / 9.1: Dess-Martin periodinane oxidation;
DOI:10.1016/S0040-4039(02)02608-4
- Guidance literature:
-
Multi-step reaction with 11 steps
1.1: CuI / tetrahydrofuran / 1.5 h / -50 °C
1.2: 1 h / -78 °C
2.1: 80 percent / Bu3P / pyridine
3.1: 75 percent / mCPBA / CH2Cl2
4.1: 97 percent / Pd/C / methanol
5.1: 92 percent / NEt3; DMAP / CH2Cl2
6.1: 85 percent / Bu4NI; NaH / tetrahydrofuran / 1 h / 20 °C
7.1: 88 percent / BuLi / tetrahydrofuran / -78 °C
8.1: pyridine; CH2Cl2
9.1: lithium naphtanilide / tetrahydrofuran / -78 °C
10.1: LiAlH4 / diethyl ether
11.1: 85 percent / Et3N / CH2Cl2 / 48 h / 20 °C
With
dmap; palladium on activated charcoal; copper(l) iodide; lithium aluminium tetrahydride; n-butyllithium; tributylphosphine; tetra-(n-butyl)ammonium iodide; sodium hydride; lithium dihydronaphthylide radical; triethylamine; 3-chloro-benzenecarboperoxoic acid;
In
tetrahydrofuran; pyridine; methanol; diethyl ether; dichloromethane;
8.1: Dess-Martin periodinane oxidation;
DOI:10.1016/S0040-4039(02)02608-4