The present invention relates to hexacyclic compound of the formula [1],
1
wherein Z, R
3
and R
4
are as identified therein, and pharmaceutically acceptable salts thereof. These compounds are useful in the treatment of cell proliferative disorders.
Novel process for the preparation of hexacyclic compounds
申请人:Fukuda Hiroshi
公开号:US20060178376A1
公开(公告)日:2006-08-10
This invention relates to novel processes for the preparation of compounds of the formula [1], wherein R1, R2, R3 and R4 are as defined in the claims and description as well as pharmaceutically acceptable salts thereof. The compounds of the formula [1] are hexacyclic compounds having potent anti-tumor activity.
Novel Process for the Preparation of Hexacyclic Compounds
申请人:FUKUDA HIROSHI
公开号:US20090312554A1
公开(公告)日:2009-12-17
This invention relates to novel processes for the preparation of compounds of the formula [1],
wherein R
1
, R
2
, R
3
and R
4
are as defined in the claims and description as well as pharmaceutically acceptable salts thereof. The compounds of the formula [
1
] are hexacyclic compounds having potent anti-tumor activity.