mixed labelled
A
specifically labelled
compound is referred to as mixed labelled when the
isotopically substituted
compound has more than one kind of modified atom e.g.
CH
3
–CH
2
–[
18
O][
2
H]
.
Source:
Blue Book, p. 515
PAC, 1981,
53
, 1887
(Nomenclature of inorganic chemistry: II.1 - Isotopically modified compounds)
on page 1893