申请人:Furneaux Hubert Richard
公开号:US20070161667A1
公开(公告)日:2007-07-12
A process of preparing a compound of the formula (I)
wherein B is chosen from OH, NH
2
, NHR, H or halogen; D is chosen from OH, NH
2
, NHR, H halogen or SCH
3
; R is an optionally substituted alkyl, aralkyl or aryl group; and Z is selected from OH, hydrogen, halogen, hydroxy, SQ or OQ, Q is an optionally substituted alkyl, aralkyl or aryl group; or a tautomer thereof; or a pharmaceutically acceptable salt thereof; or an ester thereof; or a prodrug thereof,
which comprises reacting a compound of the formula (II)
with an anion produced by abstraction of the bromine or iodine atom from a compound of formula (XIX),
制备公式(I)化合物的过程,其中B选自OH,NH2,NHR,H或卤素;D选自OH,NH2,NHR,H,卤素或SCH3;R是可选取的取代基的烷基,芳基烷基或芳基;Z选自OH,氢,卤素,羟基,SQ或OQ,Q是可选取的取代基的烷基,芳基烷基或芳基;或其互变异构体;或其药学上可接受的盐;或其酯;或其前药。该过程包括将公式(II)化合物与从公式(XIX)化合物中提取溴或碘原子所产生的阴离子反应。