发明授权
EP0543000B1 NOVEL METHOD FOR PREPARING 3-AMINO-2-CHLORO-4-ALKYLPYRIDINES 失效
新方法3-氨基-2-氯-4-烷基吡啶的制备

NOVEL METHOD FOR PREPARING 3-AMINO-2-CHLORO-4-ALKYLPYRIDINES
摘要:
A process for the preparation of a 3-amino-2-chloro-4-alkylpyridine of formula (I), wherein R is alkyl of from one to three carbon atoms, an intermediate in the preparation of certain 5,11-dihydro-6H-dipyrido[3,2-b:2',3'-e][1,4]diazepine compounds useful in the prevention and treatment of HIV infection.
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