中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 6-O-benzyl-1-deoxy-1-dimethylphosphono-3,4-O-isopropylidene-D-allose | 290822-91-2 | C18H29O8P | 404.397 |
—— | 6-O-benzyl-1-deoxy-1-dimethylphosphono-3,4-O-isopropylidene-D-altrose | 290822-90-1 | C18H29O8P | 404.397 |
((3AR,4R,6R,6AR)-6-((苄氧基)甲基)-4-羟基-2,2-二甲基四氢呋喃并[3 | Dimethyl (6-O-benzyl-1-deoxy-3,4-O-isopropylidene-β-D-ribo-hex-2-ulofuranosyl)phosphonate | 117251-95-3 | C18H27O8P | 402.381 |
(3AR,6R,6AR)-6-((苄氧基)甲基)-2,2-二甲基二氢呋喃并[3,4-D][1 | 5-O-benzyl-2,3-O-isopropylidene-D-ribono-1,4-lactone | 85846-80-6 | C15H18O5 | 278.305 |
—— | (-)-1-deoxy-1-(dimethylphosphono)-3,4-O-isopropylidene-D-ribo-hexofuranose | 290822-88-7 | C11H21O8P | 312.257 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
(2-((4R,5S)-5-(2-(苄氧基)乙酰基)-2,2-二甲基-1,3-二氧戊环-4-基) | (3R,4R)-(-)-6-O-benzyl-1-deoxy-1-(dimethylphosphono)-3,4-O-isopropylidene-D-erythro-2,5-hexodiulose | 89291-74-7 | C18H25O8P | 400.365 |
—— | (4R,5R)-3-benzyloxymethyl-4,5-isopropylidenedioxycyclopent-2-enone | —— | C16H18O4 | 274.317 |
A suitable protected D-ribono-1,4-lactone derivative has been used for the straightforward chiral pool synthesis of cyclopentanoid nucleoside precursors. Thus, epoxidation followed by deoxygenation or regioselective ring opening led to nucleoside precursors modified at the positions C(4), C(4a) and C(4,4a) as well as side-chain modified derivatives. The structures of the key intermediates were determined by X-ray analyses.