Nuclear Magnetic Resonance

1H-NMR Correlation Table

The following table summarizes the chemical shift ranges commonly observed for hydrogen nuclei in organic compounds.

Type of Proton
Chemical Shift, d ppm
C-CH3
0.8-1.0
C-CH2-C
1.2-1.4
1.4-1.7
1.6-1.9
2.1-2.6
2.2-2.5
2.5-3.1
3.3-4.0
3.1-4.2
4.6-5.7
6.0-9.5
9.5-10.5
ROH
1-6*
1-5*
4.5-8*
10-15*

* H atoms bonded to N and O atoms are called exchangeable hydrogens. Their chemical shifts vary with concentration, temperature, and solvent.

O=CHem Directory