What is NMR Spectroscopy

The e isomer will contain higher j values because

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Unformatted text preview: mical
Shifts
for
13C
NMR.


 
 Figure
2:

Relative
Chemical
Shifts
for
13C
NMR.


 1H
NMR:
Spin­Spin
Splitting
 Notice
the
J
values
increase
as
the
internuclear
distance
between
nuclei
increases.


 Figure
3:
J
values
for
Alkenes.
 
 To
assist
yourself
with
deciding
whether
the
NMR
presented
will
be
a
geminal,
cis
 and
trans
alkenes,
it
would
be
in
your
best
interest
to
learn
to
make
splitting
trees,
 seen
in
the
complex
splitting
tutorial.



 Figure
4:

J
value
splitting
for
trans‐
and
cis‐
alkenes
 
 In
figure
4,
you
can
see
that
both
Ha
and
Hb...
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This note was uploaded on 02/22/2014 for the course PUBLIC HEA 832:338 taught by Professor Berger during the Spring '08 term at Rutgers.

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