申请人:HAMMERSMITH IMANET LTD
公开号:WO2004029006A2
公开(公告)日:2004-04-08
The invention provides a process for preparation of a fluorohaloalkane, preferably an [18F]fluorohaloalkane of formula (I) wherein X is halo and n is an integer of from 1 to 6; which comprises: reaction of the corresponding organosilicon compound of formula (II): wherein n is as defined for the compound of formula (I); and R', R', and R'' are independently selected from C1-6 alkyl and C1-6 haloalkyl; and R'' may alternatively be the group, with a compound of formula (III), wherein X is as defined for the compound of formula (I) and Y is halo. Intermediates having use in such processes are also claimed.