Chemical Shift for NMR Flashcards
1
Q
What kind of hydrogen has a chemical shift range from 0.5-1.5 ppm?
A
CH alkyl H
2
Q
What kind of hydrogen has a chemical shift range of 2.0-2.5 ppm?
A
CH next to a C=O, alkene, or aromatic ring
3
Q
What kind of hydrogen has a chemical shift range from 3.0-4.0 ppm?
A
CH next to O, F, Cl, Br, or I
4
Q
What kind of hydrogen has a chemical shift range from 4.5-6.5 ppm?
A
Alkene CH
5
Q
What kind of hydrogen has a chemical shift range from 6-9 ppm?
A
Aromatic CH
6
Q
What kind of Hydrogen has a chemical shift range from 9.5-10 ppm?
A
Aldehyde CH
7
Q
What kind of a hydrogen has a chemical shift from 10-15 ppm?
A
Carboxylic acid OH
8
Q
What kind of hydrogen has a chemical shift range of 4-8 ppm?
A
Phenol OH
9
Q
What kind of hydrogen has a chemical shift range of 0.5-5.0 ppm?
A
Alcohol OH or amine NH
