| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to a compound of general formula where: R1 denotes COORa1, CONRa2Ra2', CONRa4ORa4', where: each of Ra1 and Ra4 denotes a hydrogen atom; each of Ra2 and Ra2' denotes a hydrogen atom; Ra4' denotes a lower alkyl; or R1 denotes a heterocyclic group selected from the following groups, where Y2 denotes a hydrogen atom or a lower alkyl: R2 denotes O, S, SO, SO2; R3 denotes a phenyl which is substituted with 2 substitutes selected from halogen, CF3; X2 denotes CH or N; W denotes the following residue: where: W1 denotes CH or S; W2 denotes CH; W3 denotes C or N; and at least one of W1, W2 and W3 denotes a carbon atom; or pharmaceutically acceptable salt or ester thereof. The invention also relates to a pharmaceutical composition having Avrora A selective inhibitory action, which, along with a pharmaceutically acceptable carrier or diluent, contains at least one compound of formula I a an active ingredient. ^ EFFECT: aminopyridine or aminopyrazine derivatives which inhibit growth of tumour cells based on Avrora A kinase selective inhibitory action. ^ 11 cl, 3 tbl, 24 ex |
