| 摘要 |
<p>The invention is a process to produce 3-alkylamino-2-piperazinylpyridines (III), where R3 is -CH2-CH3 or -CH(CH3)2, a process to purify them and their water clathrates. The 3-alkylamino-2-piperazinylpyridines (III) are used in the production of known compounds useful for treating individuals who are HIV positive.</p> |
