MAYTANSINOIDS AND THE USE OF SAID MAYTANSINOIDS TO PREPARE CONJUGATES WITH AN ANTIBODY
申请人:BOUCHARD Hervé
公开号:US20120276124A1
公开(公告)日:2012-11-01
The invention relates to a compound of formula (I):
wherein:
ALK is a (C
1
-C
6
)alkylene group;
X
1
et X
2
are each independently one of the following groups: —CH═CH—, —CO—, —CONR—, —NRCO—, —COO—, —OCO—, —OCONR—, —NRCOO—, —NRCONR′—, —NR—, —S(O)
n
(n=0, 1 or 2) or —O—;
R and R′ are independently H or a (C
1
-C
6
)alkyl group;
i is an integer of from 1 to 40, preferably from 1 to 20, and more preferably from 1 to 10;
j is an integer corresponding to 1 when X
2
is —CH═CH— and 2 when X
2
is not —CH═CH—;
Z
b
is a simple bond, —O— or —NH— and R
b
is H or a (C
1
-C
6
)alkyl, (C
3
-C
7
)cycloalkyl, aryl, heteroaryl or (C
3
-C
7
)heterocycloalkyl group; or Z
b
is a single bond and R
b
is Hal.
该发明涉及一种化合物,其化学式为(I):其中:ALK是(C1-C6)烷基烯基链;X1和X2分别是以下基团之一:—CH═CH—,—CO—,—CONR—,—NRCO—,—COO—,—OCO—,—OCONR—,—NRCOO—,—NRCONR′—,—NR—,—S(O)n(n=0,1或2)或—O—;R和R′独立地为H或(C1-C6)烷基;i为1至40的整数,优选为1至20,更优选为1至10;j为1当X2为—CH═CH—时,为2当X2不为—CH═CH—时;Zb为单键,—O—或—NH—,Rb为H或(C1-C6)烷基,(C3-C7)环烷基,芳基,杂芳基或(C3-C7)杂环烷基;或Zb为单键,Rb为卤素。