New imino sugar derivatives from a 6-azi
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VirΓ‘g Zsoldos-MΓ‘dy; IstvΓ‘n PintΓ©r; PΓ©ter SΓ‘ndor; AndrΓ‘s Messmer
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Article
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1996
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Elsevier Science
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English
β 588 KB
R~:action of azido sugars with triphenylphosphine affords sugar phosphinimines [1,2], that are good precursors [3][4][5] for various nitrogen derivatives of sugars. In order to obtain aJ-amino sugar l'ormazan derivatives, the reduction of 6-azido-O-deoxy-o-galac-tosΒ’ N,N'-diphenylformazan [6] (1) wa