Patent ID: 11951175
Assignee: SYNAFFIX B.V.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C  Y | IPC A  C

Claim 7:
8. The method according to claim 1, wherein Sp1, Sp2, Sp3 and Sp4, if present, are independently selected from the group consisting of linear or branched C1-C20 alkylene groups, the alkylene groups being optionally substituted and optionally interrupted by one or more heteroatoms selected from the group consisting of O, S or NR3, wherein R3 is independently selected from the group consisting of hydrogen and C1-C4 alkyl groups, and wherein Q1 is according to formula (9a), (9q), (9n), (9o) or (9p), (9t) or (9zh):, wherein:
U is O or NR9, and R9 is hydrogen, a linear or branched C1-C12 alkyl group or a C4-C12 (hetero)aryl group;
R10 is a (thio)ester group; and
R18 is selected from the group consisting of, optionally substituted, C1-C12 alkyl groups and C4-C12 (hetero)aryl groups.