申请人:Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
公开号:US05034517A1
公开(公告)日:1991-07-23
2,6-Dideoxy-2-fluoro-L-talopyranose and 1-substituted derivatives thereof, including methyl 2,6-dideoxy-2-fluoro-L-talopyranoside and 3,4-di-O-protected-2,6-dideoxy-2-fluoro-L-talopyranosyl halides, are now provided and these new compounds are useful as intermediates for use in the synthesis of new compounds having antitumor activity, especially 7-O-(2,6-dideoxy-2-fluoro-.alpha.-L-talopyranosyl) daunomycinone or -adriamycinone. 2,6-Dideoxy-2-fluoro-L-talopyranose shows antibacterial activity. 2,6-Dideoxy-fluoro-L-talopyranose and the 1-substituted derivatives thereof may be produced by a multi-stage process starting from L-fucose.
现在提供2,6-二脱氧-2-氟-L-戊糖吡喃糖及其1-取代衍生物,包括甲基2,6-二脱氧-2-氟-L-戊糖苷和3,4-二-O-保护的2,6-二脱氧-2-氟-L-戊糖基卤代物,这些新化合物可用作合成具有抗肿瘤活性的新化合物的中间体,特别是7-O-(2,6-二脱氧-2-氟-.alpha.-L-戊糖苷)多柔比星酮或阿霉素酮。2,6-二脱氧-2-氟-L-戊糖对细菌具有抗菌活性。2,6-二脱氧-2-氟-L-戊糖及其1-取代衍生物可以通过从L-岩藻糖开始的多阶段过程制备。