Sharpless epoxidation
allylic alcohol only.
homoallylic alcohol can also be reactive using some more active metal.
Jacobsen epoxidation
not limited to allylic alcohol, tetra-sub alkene gives low ee.
Shi epoxidation
Sulfur Ylide Epoxidation
cordova's epoxidation
works for electron deficient olefins.
taber's mandelic acid approachbased on column separation of two mandelic ester diasteromers.
Works on Terminal alkenes.
Wednesday, August 15, 2007
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