申请人:Robins Edward George
公开号:US20100143252A1
公开(公告)日:2010-06-10
The invention provides a compound of formula (I); or a salt or solvate thereof, wherein: R
1
is hydrogen or C
1-4
alkyl; R
2
and R
4
are each independently selected from C
1-4
alkyl, [
11
C] C
1-4
alkyl, and [
18
F]—C
1-4
fluoroalkyl provided that at least one of R
2
and R
4
is [
11
C] C
1-4
alkyl or [
18
F]—C
1-4
fluoroalkyl; and R
3
is halo. Such compounds having use for imaging central nervous system receptors.
本发明提供了式(I)的化合物;或其盐或溶剂,其中:R1为氢或C1-4烷基;R2和R4各自独立地选自C1-4烷基,[11C] C1-4烷基和[18F] -C1-4氟代烷基,但要求R2和R4中至少有一个是[11C] C1-4烷基或[18F] -C1-4氟代烷基;以及R3为卤素。这种化合物可用于成像中枢神经系统受体。