| 摘要 |
Process for the preparation of compounds of the general formula I …<IMAGE>… in which X denotes the radicals OH or Cl, by catalytic hydrogenation of 3,5-dimethyl-4-methoxypyridine-2-carbonitrile, subsequent reaction of the resulting 3,5-dimethyl-4-methoxypyridine-2-methanamine to give 3,5-dimethyl-4-methoxypyridine-2-methanol and, if desired, chlorination to give 3,5-dimethyl-4-methoxy-2-chloromethylpyridine, and the novel intermediate 3,5-dimethyl-4-methoxypyridine- 2-methanamine. |
