申请人:Goto Yasuhiro
公开号:US20120134955A1
公开(公告)日:2012-05-31
The invention is to provide a novel anticancer agent or sensitizer for cancer chemotherapy or radiotherapy. A compound of a general formula (I): wherein A means an aryl group or a heteroaryl group, or a group of a formula (a):; R
1
means a —(C═O)
a
O
b
(C1-C6)alkyl group, a —(C═O)
a
O
b
(C2-C6)alkenyl group, a —(C═O)
a
O
b
(C3-C6)cycloalkyl group, an aryl group or a heteroaryl group; R
2
and R
3
each mean a hydrogen atom, a halogen atom, a hydroxyl group, a carboxyl group, a —(C═O)
a
O
b
(C1-C6)alkyl group or a group of —(C═O)
a
N(R
1e
)R
2e
; R
4
means a hydrogen atom or a (C1-C6)alkyl group, and the like have an excellent Wee 1-kinase-inhibitory effect, and are therefore useful in the field of medicine, especially in the field of various cancer treatments.
本发明提供一种新型的抗癌剂或增敏剂,用于癌症化疗或放疗。该化合物的一般式(I)如下:其中,A表示芳基或杂环基,或式(a)的基团;R1表示—(C═O)aOb(C1-C6)烷基,—(C═O)aOb(C2-C6)烯基,—(C═O)aOb(C3-C6)环烷基,芳基或杂环基;R2和R3各表示氢原子、卤素原子、羟基、羧基、—(C═O)aOb(C1-C6)烷基或—(C═O)aN(R1e)R2e基团;R4表示氢原子或(C1-C6)烷基等。该化合物具有出色的Wee 1-激酶抑制作用,因此在医学领域,特别是各种癌症治疗领域中非常有用。