中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | (3aR,4R,5S,7aR)-4-(methoxymethoxy)-7-(3-methoxy-2-propan-2-yloxyphenyl)-2,2-dimethyl-3a,4,5,7a-tetrahydro-1,3-benzodioxol-5-ol | 1256603-57-2 | C21H30O7 | 394.465 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2-[(5aR,7R,9aR)-7-[tert-butyl(diphenyl)silyl]oxy-4-methoxy-6,7-dihydro-5aH-dibenzofuran-9a-yl]-N-methylacetamide | 1256603-72-1 | C32H37NO4Si | 527.736 |
右旋加兰他敏 | (+)-galanthamine | 60384-53-4 | C17H21NO3 | 287.359 |
—— | (1R,12R,14R)-14-hydroxy-9-methoxy-4-methyl-11-oxa-4-azatetracyclo[8.6.1.01,12.06,17]heptadeca-6(17),7,9,15-tetraen-3-one | 1256603-74-3 | C17H19NO4 | 301.342 |
—— | 2-[(5aR,7R,9aR)-7-hydroxy-4-methoxy-6,7-dihydro-5aH-dibenzofuran-9a-yl]-N-methylacetamide | 1256603-73-2 | C16H19NO4 | 289.331 |
A total synthesis of (+)-galanthamine [(+)-1] has been achieved using the readily available and enantiomerically pure metabolite 2 as starting material. The quaternary carbon centre (C8a) associated with target 1 was constructed using the Eschenmoser–Claisen rearrangement reaction.