中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
烟酸 | nicotinic acid | 59-67-6 | C6H5NO2 | 123.111 |
41(b -Ethyl)-morpholine nicotinate is prepared by treating nicotinic acid or a reactive derivative thereof such as its anhydride, nicotinyl halide, or an ester or an alkali metal salt of nicotinic acid with 4-(b -hydroxy-ethyl)-morpholine or 4-(b -halogeno-ethyl)-morpholine. In examples (1) 4-(b -hydroxy-ethyl)-morpholine is treated with nicotinic acid and (2) 4-(b -chloro-ethyl)-morpholine is treated with sodium nicotinate.