申请人:ZANDA Matteo
公开号:US20110200581A1
公开(公告)日:2011-08-18
Synthesis natural tubulisine derivatives of formula (A) having a high cytotoxicity
wherein:
B is selected from CH
2
, CH
2
—CH
2
or CH
2
—CH
2
—CH
2
,
D is an aromatic linker,
X
1
is alkyl or alkenyl,
X
2
is selected from the X
2a
, substituted or non substituted, selected from: aryl, heteroaryl, arylalkyl, cycloalkylalkyl, heterocycloalkylalkyl, or heteroarylalkyl,
X
2b
: alkylene-O-alkyl, wherein alkylene is C
2
-C
10
,
X
2c
: CH
2
—O-alkyl,
X
3
is selected from H, or together with X
4
forms the group ═O,
X
4 is
selected from H, halogen, OH, SH, alkyl, alkenyl, (OR
5
)
n
—OR
6
, OC(O)R
7
, NR
6
R
7
, or together with X
4
forms the group ═O,
R
5
is an alkylene,
n is zero or an integer from 1 to 10,
R
6
and R
7
, equal to or different from each other, have the following meanings:
z1: H, alkyl,
z2 substituted or non substituted: aryl, heteroaryl, cycloalkyl, heterocycloalkyl, arylalkyl, heteroarylalkyl, cycloalkylalkyl, heterocycloalkylalkyl,
X
5
is z2, or has the meaning of z3=alkyl, alkenyl,
X
6
is selected from NR
8
R
9
, OR
8
, NH—NR
8
R
9
, SR
8
, R
10
, wherein
R
8
and R
9
, equal to or different from each other, have the same meanings of R
8
, R
10
has the same meanings as R
6
but excluding H,
X
7
is z3 or H,
X
8
is selected from z3, H, halogen, OH, SH, OCH
3
.
合成具有高细胞毒性的具有以下结构的天然管状素衍生物(A)其中:B从CH2、CH2—CH2或CH2—CH2—CH2中选择,D是芳香连接体,X1是烷基或烯基,X2从X2a中选择,替代或未替代,从中选择:芳基、杂环芳基、芳基烷基、环烷基烷基、杂环烷基烷基或杂环芳基烷基,X2b:烷基氧烷基,其中烷基是C2-C10,X2c:CH2—氧烷基,X3从H中选择,或与X4一起形成═O基团,X4从H、卤素、羟基、硫基、烷基、烯基、(OR5)n—OR6、OC(O)R7、NR6R7中选择,或与X4一起形成═O基团,R5是烷基,n为零或1至10之间的整数,R6和R7,彼此相等或不同,具有以下含义:z1:H、烷基,z2替代或未替代:芳基、杂环芳基、环烷基、杂环烷基、芳基烷基、杂环芳基烷基、环烷基烷基、杂环烷基烷基,X5是z2,或具有z3=烷基、烯基的含义,X6从NR8R9、OR8、NH—NR8R9、SR8、R10中选择,其中R8和R9,彼此相等或不同,具有R8的相同含义,R10具有与R6相同但不包括H的含义,X7是z3或H,X8从z3、H、卤素、羟基、硫基、OCH3中选择。