IR Spectroscopy, HNMR values, CNMR values

C-H sp3

2800-3000 cm-1

C-H sp2

3000-3100 cm-1

C-H sp

3300 cm-1

C-C Alkene

1620-1680 cm-1

C-C Alkyne

2100-2260 cm-1

C-O Carbonyl

1670-1820 cm-1

O-H Alcohol

3200-3600

N-H Amine

3300-3500

C-N Nitrile

2210-2260

N-O Nitro

1515-1560, 1345-1385

Carboxylic Acid IR

3300-2500cm (for OH) and carbonyl stratch at 1700cm

Ketone IR

1715

Aldehyde IR

1720-1740 (for carbonyl) and 2720-2850 for C-H

C-H

~1-2 ppm, but closer to ~2

C=H

~1-2 ppm, but closer to ~1.5

C≡H

1-2 ppm, but closer to ~1

H-C-C=Y

2-3 ppm

Y compounds

C, O, N or benzene

H-C≡C

2-3 ppm

H-C-Z

3-4.5 ppm

Z compounds

O, N, halogens (more EN than C)

H-C=C

5-6.5 ppm

benzene

6.5-8

H-C=O

~9-10 ppm

H-O-C=O

>10 ppm

190-220 ppm

aldehyde and ketone

110-175 ppm

benzene

0-35 ppm

alkyl group carbon

100-150 ppm

double bond carbon

65-90 ppm

triple bond carbon

50-65 ppm

alcohol

160-185 ppm

acid or ester