作者:Adele Norton、Gaik Kok、Mark Itzstein
DOI:10.1081/car-100108270
日期:——
and 10. Treatment of 3 with KSAc gave the 9-thioacetyl derivative which was isolated as the peracetate 11. 4-C-Ethenyl-4-deoxy (14), 4-C-phenyl-4-deoxy (15) and 4-C-[1-(methoxycarbonyl)ethenyl]-4-deoxy (16) derivatives of 2were prepared via the palladium-catalysed coupling of the 4-epi-chloride, methyl 5,7,8,9-tetra-O-acetyl-2,6-anhydro-4-chloro-3,4-dideoxy-D-glycero-D-talo-non-2-enonate (12) with the
报道了KDN2en甲酯2的许多C-4和C-9取代的衍生物的合成。9-脱氧-9-碘,9-叠氮基-9-脱氧和9- ö甲基的衍生物2(化合物5,7和9由相应的9-制备)ø -tosylate,2,6-脱水- 3-脱氧-9- ø - p -toluenesulfonyl- d -甘油基- d -半乳-壬-2- enonate(3)。这些化合物已被充分表征为过乙6,8和10。用KSAc处理3得到9-硫代乙酰基衍生物,其被分离为过乙酸盐11。4- Ç -乙烯基-4-脱氧(14),4- Ç苯基4-脱氧(15)和4- Ç - [1-(甲氧基羰基)乙烯基] -4-脱氧(16)的衍生物2中制备通过钯催化的4-耦合外延-氯化物,甲基5,7,8,9-四- ø -乙酰基-2,6-脱水-4-氯-3,4-二脱氧d -甘油基- d -距骨-壬-2- enonate(12)与适当的有机锡烷。