申请人:Donald Alastair David Graham
公开号:US20120149736A1
公开(公告)日:2012-06-14
Compounds of formula (I), inhibit HDAC activity: wherein A, B and D independently represent ═CH— or ═N—; W is —CH═CH— Or —CH
2
CH
2
—; R
1
is a carboxylic acid group (—COOH), or an ester group which is hydrolysable by one or more intra-cellular carboxylesterase enzymes to a carboxylic acid group; R2 and R3 are selected from the side chains of a natural or non-nat-ural alpha amino acid, provided that neither R2 nor R3 is hydrogen, or R2 and R3, taken together with the carbon to which they are attached, form a 3-6 membered saturated cycloalkyl or heterocyclyl ring; Y is a bond, —C(═O)—, —S(═O)2—, —C(═O)O—, —C(═O)NR′—, —C(═5)—NR′, —C(═NH)NR′ or —S(═O)
2
NR — wherein R′ is hydrogen or optionally substituted C
1
—C
6
alkyl; L
1
is a divalent radical of formula —(Alk
1
)
m
,(Q)
n
(Alk
2
)
p
— wherein m, n, p, Q, Alk
1
and Alk
2
are as defined in the claims; X
1
represents a bond; —C(═O); or —S(═O)
2
—; —NR
4
C(═O)—, —C(═O)NR
4
—,— NR
4
C(═O)NR
5
—, —NR
4
S(═O)
2
—, or —S(═O)
2
NR
4
— wherein R4 and R5 are independently hydrogen or optionally substituted C
1
-C
6
alkyl; and z is 0 or 1.
化合物的化学式(I),抑制HDAC活性:其中A、B和D分别表示═CH—或═N—; W是—CH═CH—或—CH2CH2—; R1是羧酸基(—COOH)或一个酯基,该酯基可被一个或多个细胞内羧酸酯酶水解成羧酸基; R2和R3是从天然或非天然α氨基酸的侧链中选择的,但R2和R3都不是氢,或R2和R3与它们所连接的碳一起形成3-6个成员的饱和环烷基或杂环基; Y是一个键,—C(═O)—,—S(═O)2—,—C(═O)O—,—C(═O)NR′—,—C(═5)—NR′,—C(═NH)NR′或—S(═O)2NR—,其中R′是氢或可选取代的C1-C6烷基; L1是具有公式—(Alk1)m,(Q)n(Alk2)p的二价基团,其中m、n、p、Q、Alk1和Alk2如权利要求中所定义; X1表示一个键;—C(═O);或—S(═O)2—;—NR4C(═O)—,—C(═O)NR4—,—NR4C(═O)NR5—,—NR4S(═O)2—或—S(═O)2NR4—其中R4和R5独立地是氢或可选取代的C1-C6烷基; z为0或1。