Illustrated Glossary of Organic Chemistry
Non
decoupled
:
In
NMR spectroscopy
, nuclei which are not
decoupled
(i.e., they remain
coupled
).
Non
decoupled
1
H-NMR
spectrum
of CH
3
CH
2
Br. The
signals
are
split
into a
quartet
for the
CH
2
protons
and a
triplet
for the
CH
3
protons
.
Decoupled
1
H-NMR
spectrum
of CH
3
CH
2
Br. The
signals
are not
split
, and each is a
singlet
.
Related terms:
Spin-spin coupling
,
singlet
,
doublet
,
triplet
,
quartet
,
pentet
,
sextet
,
multiplet
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