Two routes to enantiomerically pure 3-am
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Robert J. Ferrier; Arnold E. Stütz
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Article
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1990
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Elsevier Science
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English
⚖ 606 KB
## Epoxidation with hydrogen peroxide/benzonitrile of (2,!+(2,4/3)-2,3,4-tribcnzyloxycyclohex-5enoneethylene acetal( 13), obtained from methyl 2,3,4-tri-O-benzyl-6-deoxy-a-D-xy[o-hex-5-enopyranoside (9), gave the (2,4/3,5,6)-5,6-anhydride 14 which, with sodium azide in 2-methoxyethanol, gave the (