中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 3-(4-chlorophenyl)-7-acetoxychromen-2-one | 20050-81-1 | C17H11ClO4 | 314.725 |
7-羟基香豆素 | 7-hydroxy-2H-chromen-2-one | 93-35-6 | C9H6O3 | 162.145 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 7-(2-bromoethoxy)-3-(4-chlorophenyl)-2H-chromen-2-one | 903584-25-8 | C17H12BrClO3 | 379.637 |
—— | 3-(4-chlorophenyl)-7-(2-oxopropoxy)chromen-2-one | 887860-30-2 | C18H13ClO4 | 328.752 |
—— | 3-(4-chlorophenyl)-7-(2-oxo-2-phenylethoxy)chromen-2-one | 717893-45-3 | C23H15ClO4 | 390.823 |
—— | 3-(4-chlorophenyl)-8-(dimethylamino)methyl-7-hydroxy-2H-chromen-2-one | —— | C18H16ClNO3 | 329.783 |
—— | 7-hydroxy-8-{[(2S)-2-pyridin-3-ylpiperidin-1-yl]methyl}-3-(4-chlorophenyl)-2H-chromen-2-one | —— | C26H23ClN2O3 | 446.933 |
A transition-metal-free regioselective α-arylation of coumarins and 2-pyridones has been accomplished by the reaction of phenylhydrazines with coumarins or 2-pyridones.