Multi-step reaction with 12 steps
1: diisobutylaluminium hydride / tetrahydrofuran / 0 °C
2: titanium(IV) isopropylate; tert.-butylhydroperoxide; diethyl (2R,3R)-tartrate / dichloromethane / -30 °C
3: Dess-Martin periodane / dichloromethane
4: 2,3-dicyano-5,6-dichloro-p-benzoquinone / tetrahydrofuran; water
5: trimethylaluminum / dichloromethane; water / -50 °C
6: toluene-4-sulfonic acid / benzene / Reflux
7: diisobutylaluminium hydride / tetrahydrofuran / 0 °C
8: titanium(IV) isopropylate; tert.-butylhydroperoxide; diethyl (2R,3R)-tartrate / dichloromethane / -30 °C
9: copper(l) cyanide / diethyl ether / -50 - -30 °C
10: 2,2,6,6-tetramethyl-piperidine-N-oxyl; [bis(acetoxy)iodo]benzene / dichloromethane
11: sodium chlorite; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene / tetrahydrofuran; water; tert-butyl alcohol
12: diethyl ether / 0 °C
With
titanium(IV) isopropylate; tert.-butylhydroperoxide; 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium chlorite; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene; diethyl (2R,3R)-tartrate; [bis(acetoxy)iodo]benzene; trimethylaluminum; copper(l) cyanide; diisobutylaluminium hydride; Dess-Martin periodane; toluene-4-sulfonic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
tetrahydrofuran; diethyl ether; dichloromethane; water; tert-butyl alcohol; benzene;
2: Katsuki-Sharpless epoxidation / 3: Dess-Martin oxidation / 3: Wittig reaction / 8: Katsuki-Sharpless epoxidation;
DOI:10.3987/COM-10-12106