Common IR/NMR Values

IR C=O

1700

IR C=C

1650

IR C≡C/C≡N

2260-2100

IR O-H

3600-3200

IR C-H (sp3)

3000-2850

IR C-H (sp2)

3150-3000

IR C-H (sp)

3300

NMR aromatic chemical shift

6.5-8

NMR vinyl chemical shift

6

NMR alcohol chemical shift

2-5

NMR carboxylic acid chemical shift

10-13

NMR alkyl chemical shift

0-2

NMR alkyne chemical shift

2

NMR benzylic chemical shift

2.5-3.5

NMR next to heteroatom chemical shift

2.5-3.7

NMR aldehyde chemical shift

9-10