Some typical values of hydrogen chemical shifts for CH_n-Y (in ppm)

Y

-CH₃

-CH₂

-CH

-CH₂-

0.85

1.2

1.55

-C(=O)OR

2.0

2.25

2.5

-C(=O)OH

2.1

2.3

2.55

-C(=O)R

2.1

2.35

2.65

Ph

2.25

2.60

2.85

-C(=O)Ph

2.40

2.75

3.4

-OR

3.20

3.40

3.60

-OH

3.20

3.40

3.80

-OPh

3.85

4.05

4.55

Some typical values of hydrogen chemical shifts for ArY

Y

Chemical Shift (ppm)

r

-C(=O)R

7.5-8.1

s

-C(=O)OR

7.4-8.2

t

-C(=O)OH

7.4-8.2

u

-H

7.25

v

-CH₂OR

7.23

w

-CH₂OH

7.15

x

-CH3

7.15

y

-OR

7.0-7.4

z

-OH

6.7-7.1