2,4,6-Trimethyl-thiobenzoic acid S-{(2R,3S,4S,6S)-6-[(2R,4S,5R,6S)-5,6-bis-benzyloxy-4-(tert-butyl-dimethyl-silanyloxy)-2-methyl-dihydro-pyran-(3Z)-ylideneaminooxy]-4-hydroxy-2-methyl-tetrahydro-pyran-3-yl} ester 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 0.75h,
以100%的产率得到2,4,6-Trimethyl-thiobenzoic acid S-{(2R,3S,4S,6S)-6-[(2R,4S,5R,6S)-5,6-bis-benzyloxy-4-hydroxy-2-methyl-dihydro-pyran-(3E)-ylideneaminooxy]-4-hydroxy-2-methyl-tetrahydro-pyran-3-yl} ester