作者:Kazunobu Toshima、Kuniaki Tatsuta、Mitsuhiro Kinoshita
DOI:10.1246/bcsj.61.2369
日期:1988.7
Antibiotic elaiophylin (1) has been first synthesized by a convergent route involving aldol coupling of (5R,6R,7R)-5-O-[2-deoxy-3,4-bis-O-(isopropyldimethylsilyl)-α-L-fucopyranosyl]-6-ethyl-7-O-(diethylisopropylsilyl)-5,7-dihydroxy-3-octanone (25f) and (7S,8S,15S,16S:3E,5E,11E,13E)-8,16-bis[(1R)-1-formylethyl]-7,15-dimethyl-1,9-dioxa-3,5,11,13-cyclohexadecatetraene-2,10-dione (3), followed by desilylation
抗生素 elaiophylin (1) 已首先通过收敛路线合成,包括 (5R,6R,7R)-5-O-[2-deoxy-3,4-bis-O-(isopropyldimethylsilyl)-α-L-吡喃岩藻糖基]-6-乙基-7-O-(二乙基异丙基甲硅烷基)-5,7-二羟基-3-辛酮 (25f) 和 (7S,8S,15S,16S:3E,5E,11E,13E)-8,16-双[(1R)-1-甲酰基乙基]-7,15-二甲基-1,9-dioxa-3,5,11,13-cyclohexadecatetraene-2,10-dione (3),然后脱甲硅烷基化。由 D-葡萄糖和 2-脱氧-L-岩藻糖合成适当的 O-保护链段 25f 和大环二醛 3。