Spectroscopy Cheat Sheet
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24 Terms
3100-3600 PPM
Hydroxyl [IR]
3100-3200
Amine (NHx) [IR]
less than 3000
Csp3-H [IR]
around 3100
Csp2-H [IR]
around 3200
Csp-H [IR]
2150-2250
triple bonds [IR]
1650 - 1800
O = C [IR]
1700
ketone (O w/o H) [IR]
1650
C = C [IR]
1 - 2 PPM
alkyl/aliphatic [1HNMR]
2 - 2.5 PPM
H next to pi system [1HNMR]
3 - 4 PPM
Heteroatom - C - H [1HNMR]
4.5 - 6.5 PPM
vinyllic to alkene [1HNMR]
6.5 - 8.5 PPM
aryl/aromatic [1HNMR]
around 10 PPM
aldehyde [1HNMR]
around 12 PPM
carboxylic acid [1HNMR]
190 - 210 PPM
ketone/aldehyde [13CNMR]
150 - 170 PPM
esters/amides [13CNMR]
80 - 100 PPM
X - C - X [13CNMR]
70 - 90 PPM
C = C [13CNMR]
50 - 65 PPM
C - X [13CNMR]
100 - 180 PPM
alkenes/arene [13CNMR]
30 - 40 PPM
C next to pi system [13CNMR]
5 - 30 PPM
Alkyl [13CNMR]