摘要 |
A compound of formula XI,
€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒMc-NR'-C(=O)-X-(Ar) n -(L) m -R€ƒ€ƒ€ƒ€ƒ€ƒXI
Wherein
- Mc is a metallocenyl group in which each ring may independently be substituted or unsubstituted,
- the metallocenyl group comprises a metal ion M selected from the group consisting of iron, chromium, cobalt, osmium, ruthenium, nickel or titanium,
- R' is H or lower alkyl,
- X is either NR' or O,
- Ar is a substituted or unsubstituted aryl group,
- n is 0 or 1,
- L is a linker group,
- m is 0 or 1, and
- R represents a moiety to be labelled or R is a moiety comprising a leaving group. |