Abstract: Conjugates and compounds for making conjugates which are PBD molecules linked via the N10 position are disclosed, along with the use of the conjugates for treating proliferative diseases, including cancer.

Abstract: Conjugates and compounds for making conjugates which are PBD molecules linked via the N10 position are disclosed, along with the use of the conjugates for treating proliferative diseases, including cancer.

Abstract: A compound which is selected from A: and salts and solvates thereof.

Abstract: Pyrrolobenzodiazepine dimers having a C2-C3 double bond and an aryl group at the C2 position on one monomer unit, and a C2-C3 double bond and either a conjugated double or triple bond at the C2 position or an alkyl group at the C2 position on the other monomer unit, and conjugates of these compounds.

Abstract: A compound which is selected from A: and salts and solvates thereof.

Abstract: 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

Abstract: A compound of formula I wherein: R7 is selected from: ORA, where RA is selected from C1-4 saturated alkyl, optionally substituted by phenyl, which may bear a chloro substituent, pyridyl and furanyl; chloro; NH2; —CH2—O—C(?O)Me; R8 is OProto, where Proto is a silicon-based oxygen protecting group orthogonal to Rc; R9 is selected from H, methyl and methoxy; Rs is selected from CF3, (CF2)3CF3, CH3 and (formula 2) and Rc is selected from: (i) C(?O)—ORC1, where RC1 is a saturated C1-4 alkyl group; (ii) —CH2—O—C(?O)RC2, where RC2 is methyl or phenyl; (iii) CH2—O—Si—(RSi1)(RSi2)(RSi3), where RSi1, RSi2, RSi3 are independently selected from C1-6 a saturated alkyl group and a phenyl group; and (iv) C(—YRC3)(—YRC4) where each Y is independently O or S, and where RC3 and RC4 are independently a saturated C1-4 alkyl group, or together form a C2-3 alkylene.

Abstract: 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

Abstract: A compound of formula I wherein: R7 is selected from: ORA, where RA is selected from C1-4 saturated alkyl, optionally substituted by phenyl, which may bear a chloro substituent, pyridyl and furanyl; chloro; NH2; —CH2—O—C(?O)Me; R8 is OProto, where Proto is a silicon-based oxygen protecting group orthogonal to Rc; R9 is selected from H, methyl and methoxy; Rs is selected from CF3, (CF2)3CF3, CH3 and (formula 2) and Rc is selected from: (i) C(?O)—ORC1, where RC1 is a saturated C1-4 alkyl group; (ii) —CH2—O—C(?O)RC2, where RC2 is methyl or phenyl; (iii) CH2—O—Si—(RSi1)(RSi2)(RSi3), where RSi1, RSi2, RSi3 are independently selected from C1-6 a saturated alkyl group and a phenyl group; and (iv) C(—YRC3)(—YRC4) where each Y is independently O or S, and where RC3 and RC4 are independently a saturated C1-4 alkyl group, or together form a C2-3 alkylene.

Abstract: A compound of formula (I): which is substantially free of any of the corresponding compound of formula (IB): methods of making such compounds, and the further transformation of such compounds.

Abstract: Pyrrolobenzodiazepine dimers I having a C2-C3 double bond and an aryl group at the C2 position on one monomer unit, and a C2-C3 double bond and either a conjugated double or triple bond at the C2 position or an alkyl group at the C2 position on the other monomer unit, and conjugates of these compounds.

Abstract: Pyrrolobenzodiazepine dimers having a C2-C3 double bond and an aryl group at the C2 position on one monomer unit, and a C2-C3 double bond and either a conjugated double or triple bond at the C2 position or an alkyl group at the C2 position on the other monomer unit, and conjugates of these compounds.

Abstract: Pyrrolobenzodiazepine dimers I having a C2-C3 double bond and an aryl group at the C2 position on one monomer unit, and a C2-C3 double bond and either a conjugated double or triple bond at the C2 position or an alkyl group at the C2 position on the other monomer unit, and conjugates of these compounds.

Abstract: A compound of formula (I): which is substantially free of any of the corresponding compound of formula (IB): methods of making such compounds, and the further transformation of such compounds.

Abstract: Conjugates and compounds for making conjugates which are PBD molecules linked via the N10 position are disclosed, along with the use of the conjugates for treating proliferative diseases, including cancer.

Abstract: Conjugates and compounds for making conjugates which are PBD molecules linked via the N10 position are disclosed, along with the use of the conjugates for treating proliferative diseases, including cancer.

Abstract: Compounds of formula (I): PBD-A-Y—X—(Het)na-L-(Het)nb-L-(Het)nc-T-(Het?)nd-L-(Het?)ne-L-(Het?)nf—X?—Y?- A?-PBD? and salts, solvates and chemically protected forms thereof, are disclosed wherein the PBD units have the formulae (PBD) (PBD?) with the bonds at the 8 position on each molecule bond to the A and A? groups respectively; A is selected from O, S, NH or a single bond, and each Het and Het? is respectively an amino-heteroarylene-carbonyl group; X and X? are both either NH or C (?O)-Q—C(?O)— wherein Q is a divalent group such that HY?R; in a second aspectm the invention comprises compounds of the general formula (II): PBD-A-Y—X—(Het)ng-[L-(Het)nh]nj-X?—Y?-A?-PBD?. Wherein: PBD and PBD? are as defined above, X and X? are either NH and C(?O) respectively or C(O) and NH respectively; the other substitutents are defined in the claims. Further aspects of the present invention relate to their use in the manufacture of a medicament for the treatment of a proliferative disease.