申请人:MEDIMMUNE LIMITED
公开号:US09399073B2
公开(公告)日:2016-07-26
A compound with the formula (I), wherein: R2 is of formula (II), where X is selected from the group comprising: OH, SH, CO2H, COH, N═C═O, NHNH2, CONHNH2, formula (A), formula (B), NHRN, wherein RN is selected from the group comprising H and C1-4 alkyl; RC1, RC2 and RC3 are independently selected from H and unsubstituted C1-2 alkyl; and either: R12 is selected from the group consisting of: (ia) C5-10 aryl group, optionally substituted by one or more substituents selected from the group comprising: halo, nitro, cyano, ether, C1-7 alkyl, C3-7 heterocyclyl and bis-oxy-C1-3 alkylene; (ib) C1-5 saturated aliphatic alkyl; (ic) C3-6 saturated cycloalkyl; (id) formula (C), wherein each of R21, R22 and R23 are independently selected from H, C1-3 saturated alkyl, C2-3 alkenyl, C2-3 alkynyl and cyclopropyl, where the total number of carbon atoms in the R12 group is no more than 5; (ie) formula (D), wherein one of R25a and R25b is H and the other is selected from: phenyl, which phenyl is optionally substituted by a group selected from halo, methyl, methoxy; pyridyl; and thiophenyl; and (if) formula (E), where R24 is selected from: H; C1-3 saturated alkyl; C2-3 alkenyl; C2-3 alkynyl; cyclopropyl; phenyl, which phenyl is optionally substituted by a group selected from halo, methyl, methoxy; pyridyl; and thiophenyl; R6 and R9 are independently selected from H, R, OH, OR, SH, SR, NH2, NHR, NRR′, nitro, Me3Sn and halo; where R and R′ are independently selected from optionally substituted C1-12 alkyl, C3-20 heterocyclyl and C5-20 aryl groups; R7 is selected from H, R, OH, OR, SH, SR, NH2, NHR, NHRR′, nitro, Me3Sn and halo; either: (a) R10 is H, and R11 is OH, ORA, where RA is C1-4 alkyl; (b) R10 and R11 form a nitrogen-carbon double bond between the nitrogen and carbon atoms to which they are bound; or (c) R10 is H and R11 is SOzM, where z is 2 or 3 and M is a monovalent pharmaceutically acceptable cation; R″ is a C3-12 alkylene group, which chain may be interrupted by one or more heteroatoms, and/or aromatic rings; Y and Y′ are selected from O, S, or NH; R6′, R7′, R9′ are selected from the same groups as R6, R7 and R9 respectively and R10′ and R11′ are the same as R10 and R11, wherein if R11 and R11′ are SOzM, M may represent a divalent pharmaceutically acceptable cation.
化合物的化学式为(I),其中:R2的化学式为(II),其中X选自包括:OH,SH,CO2H,COH,N═C═O,NHNH2,CONHNH2,化学式(A),化学式(B),NHRN,其中RN选自包括H和C1-4烷基;RC1,RC2和RC3独立选择自H和未取代的C1-2烷基;并且要么:R12选自包括:(ia)C5-10芳基,可选地取代一个或多个取代基,所选自群组包括:卤素,硝基,氰基,醚基,C1-7烷基,C3-7杂环基和双氧-C1-3烷基;(ib)C1-5饱和脂肪烷基;(ic)C3-6饱和环烷基;(id)化学式(C),其中R21,R22和R23中的每一个都是独立选择自H,C1-3饱和烷基,C2-3烯基,C2-3炔基和环丙基,其中R12基中碳原子的总数不超过5;(ie)化学式(D),其中R25a和R25b中的一个是H,另一个选自:苯基,所述苯基可选地取代所选自群组的一个基,所选自群组包括:卤素,甲基,甲氧基;吡啶基;和噻吩基;以及(if)化学式(E),其中R24选自:H;C1-3饱和烷基;C2-3烯基;C2-3炔基;环丙基;苯基,所述苯基可选地取代所选自群组的一个基,所选自群组包括:卤素,甲基,甲氧基;吡啶基;和噻吩基;R6和R9独立选择自H,R,OH,OR,SH,SR,NH2,NHR,NRR′,硝基,Me3Sn和卤素;其中R和R′独立选择自可选地取代的C1-12烷基,C3-20杂环基和C5-20芳基基团;R7选自H,R,OH,OR,SH,SR,NH2,NHR,NHRR′,硝基,Me3Sn和卤素;要么:(a)R10为H,R11为OH,ORA,其中RA为C1-4烷基;(b)R10和R11在它们所结合的氮和碳原子之间形成一个氮-碳双键;或者(c)R10为H,R11为SOzM,其中z为2或3,M是单价的药学可接受阳离子;R″是一个C3-12烷基链,该链可以被一个或多个杂原子和/或芳香环中断;Y和Y′选自O,S或NH;R6′,R7′,R9′选自与R6,R7和R9相同的基团,而R10′和R11′与R10和R11相同,其中如果R11和R11′是SOzM,则M可以表示为双价的药学可接受阳离子。