中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2,4-dihydroxy-N-formylmorphinan-6-one | 76786-95-3 | C17H19NO4 | 301.342 |
—— | (-)-4-hydroxy-17-methylmorphinan-6-one | 74207-10-6 | C17H21NO2 | 271.359 |
—— | 4-hydroxymorphinan-6-one | 76193-29-8 | C16H19NO2 | 257.332 |
—— | 4,5-epoxy-17-methylmorphinan-6-one | 32295-31-1 | C17H19NO2 | 269.343 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | (-)-1,4-dihydroxy-N-formylmorphinan-6-one | 84960-88-3 | C17H19NO4 | 301.342 |
—— | (-)-4-hydroxy-17-methylmorphinan-6-one | 74207-10-6 | C17H21NO2 | 271.359 |
—— | 4-hydroxymorphinan-6-one | 76193-29-8 | C16H19NO2 | 257.332 |
—— | N-cyclobutylcarbonyl-4-methoxymorphinan-6-one | 80993-56-2 | C22H27NO3 | 353.461 |
—— | (+)-4-Methoxy-morphinan-6-one | 80993-53-9 | C17H21NO2 | 271.359 |
—— | (-)-1-bromo-4-hydroxy-N-methylmorphinan-6-one | 76193-34-5 | C17H20BrNO2 | 350.255 |
—— | (-)-1-methoxy-N-methylmorphinan-6-one | 84960-94-1 | C18H23NO2 | 285.386 |
—— | (-)-1-hydroxymorphinan-6-one | 84960-92-9 | C16H19NO2 | 257.332 |
—— | 4,5-epoxy-N-formylmorphinan-6-one | 76193-31-2 | C17H17NO3 | 283.327 |
—— | 5,6-didehydro-4,6-dimethoxy-N-formylmorphinan | 80993-52-8 | C19H23NO3 | 313.397 |
—— | 4,5-epoxy-17-methylmorphinan-6-one | 32295-31-1 | C17H19NO2 | 269.343 |
(−)-4-Hydroxy-N-formylmorphinan-6-one (4) was prepared in 70% overall yield from ketone 1, via carbamate 2, and N-formylation of ketone 3. Bromination of 4 afforded either the 6-ketomorphinan 7 or the ketone 8, depending on the reaction conditions applied. Both bromo ketones 7 and 8 could be converted by standard reactions into 4,5-epoxy-N-methylmorphinan-6-one (1). The ketomorphinan 4 emerges from these investigations as a versatile intermediate, well suited for the synthesis of 4-hydroxymorphinans and 3-deoxyopioids.