The invention relates to a vinyl disulfone compound of general formula (I) In which X, which may be present or absent, is an organic moiety comprising from 1 to 16 carbon atoms; Y is a fluorophore or biomolecule; R1 is an organic moiety comprising from 1 to 16 carbon atoms, together with Y forms part of the fluorophore or biomolecule, or R1 corresponds to X-Y as defined previously; R2 is a C1-C3 alkyl or -CH2-Z in which Z is O, N, S or a halide; and R3 and R4 are independently selected from H, an alkyl group or an aryl group. The invention also relates to methods of preparing bioconjugates using the compound of formula (I), and bioconjugates prepared thereby.
本发明涉及一种一般式为(I)的
乙烯基二
硫酰化合物,其中X可以存在或不存在,是由1至16个碳原子组成的有机基团; Y是荧光物或
生物分子; R1是由1至16个碳原子组成的有机基团,与Y一起形成荧光物或
生物分子一部分,或R1对应于先前定义的X-Y; R2是C1-C3烷基或-
CH2-Z,其中Z是O、N、S或卤素; R3和R4独立选择自H、烷基或芳基。本发明还涉及使用式(I)化合物制备
生物共轭物的方法以及由此制备的
生物共轭物。