[EN] PYRROLOBENZODIAZEPINES AND CONJUGATES THEREOF<br/>[FR] PYRROLOBENZODIAZÉPINES ET CONJUGUÉS ASSOCIÉS
申请人:SPIROGEN SARL
公开号:WO2013055987A1
公开(公告)日:2013-04-18
A conjugate of formula (A): the dotted lines indicate the optional presence of a double bond between C1 and C2 or C2 and C3; R2 is independently selected from H, OH, =0, =CH2, CN, R, OR, =CH-RD, =C(RD)2, 0-S02-R, C02R and COR, and optionally further selected from halo or dihalo; where RD is independently selected from R, C02R, COR, CHO, C02H, and halo; R6 and R9 are independently selected from H, R, OH, OR, SH, SR, NH2, NHR, NRR', NO2, Me3Sn and halo; R7is independently selected from H, R, OH, OR, SH, SR, NH2, NHR, NRR', N02, Me3Sn and halo; Y is selected from a single bond, and a group of formulae A1 or A2: where N shows where the group binds to the N10 of the PBD moiety; RL1 and RL2 are independently se!ected from H and methyl, or together with the carbon atom to which they are bound form a cyclopropylene group; CBA represents a cell binding agent; Q is independently selected from O, S and NH; R11 is either H, or R or, where Q is O, S03M, where M is a metal cation; R and R' are each independently selected from optionally substituted C1-12alkyl, C3-20 heterocyclyl and C5-20aryl groups, and optionally in relation to the group NRR', R and R' together with the nitrogen atom to which they are attached form an optionally substituted 4-, 5-; 6- or Z-metfibered heteracyciie ring; wherein R12 R16, R19 and R17 are as defined for R2, R6, R9 and R7 respectively: wherein R" is a C3-12alky!ene group, which chain may be interrupted by one or more heteroatoms, e.g. O, S, N(H}; NMe and/or aromatic rings, e.g. benzene or pyridine, which rings are optional y substituted; X and X' are independently selected from O, S and N(H).
公式(A)的共轭物:点线表示C1和C2或C2和C3之间的双键的可选存在;R2可独立选择自H、OH、=0、=CH2、CN、R、OR、=CH-RD、=C(RD)2、0-S02-R、C02R和COR,并可选择自卤素或二卤代;其中RD可独立选择自R、C02R、COR、CHO、C02H和卤素;R6和R9可独立选择自H、R、OH、OR、SH、SR、NH2、NHR、NRR'、NO2、Me3Sn和卤素;R7可独立选择自H、R、OH、OR、SH、SR、NH2、NHR、NRR'、N02、Me3Sn和卤素;Y可选择自单键和公式A1或A2的一组:其中N显示该组与PBD基团的N10结合的位置;RL1和RL2可独立选择自H和甲基,或与其结合的碳原子一起形成环丙烯基团;CBA代表细胞结合剂;Q可独立选择自O、S和NH;R11为H、或R,或当Q为O、S03M时,其中M为金属阳离子;R和R'分别可独立选择自可选取代的C1-12烷基、C3-20杂环烷基和C5-20芳基,并可选取代NRR'时,R和R'与其附着的氮原子一起形成可选取代的4-、5-、6-或Z-螯合杂环;其中R12、R16、R19和R17如R2、R6、R9和R7所定义;其中R"为C3-12烷基烯基,该链可由一个或多个杂原子(如O、S、N(H)、NMe)和/或芳香环(如苯或吡啶)中断,这些环可选取代;X和X'可独立选择自O、S和N(H)。