Process for the preparation of Cyclopamine analogue compounds
申请人:Infinity Pharmaceuticals, Inc.
公开号:EP2316833A1
公开(公告)日:2011-05-04
The present invention provides a preparation method for analogs of cyclopamine of formula 1
that can be used to counteract the phenotypic effects of unwanted activation of a hedgehog pathway, such as resulting from hedgehog gain-of-function, Ptc loss-of-function or smoothened gain-of-function mutations.
The compounds of the present invention are particularly useful in treating cancers.
The invention provides novel derivatives of cyclopamine having the following formula:
wherein the nature of the moieties R1, R2, R3, R4, R7, R7', R8 and R9 is defined in appended claim 1.