¹H (proton) NMR Chemical Shifts

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19 Terms

1
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0.9 to 2

hydrogen on sp3 hybridized carbon

<p>hydrogen on sp3 hybridized carbon</p>
2
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~0.9

1° aliphatic

<p>1° aliphatic</p>
3
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~1.3

2° aliphatic

<p>2° aliphatic</p>
4
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~1.7

3° aliphatic

<p>3° aliphatic</p>
5
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1.5 to 2.5

Z = C, O, N

<p>Z = C, O, N</p>
6
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~2.5

acetylenic

<p>acetylenic</p>
7
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2.5 to 4

Z = N, O, X

hydrogen on hetero carbon

<p>Z = N, O, X</p><p>hydrogen on hetero carbon</p>
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4.5 to 6

alkene

<p>alkene</p>
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6.5 to 8

aromatic

<p>aromatic</p>
10
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9 to 10

aldehydic

<p>aldehydic</p>
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10 to 12

carboxylic

<p>carboxylic</p>
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1 to 5

alcohol or amine hydrogen

<p>alcohol or amine hydrogen</p>
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2H quartet + 3H triplet

ethyl

14
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1H septet + 6H doublet

isopropyl

15
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9H singlet

isobutyl

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1H singlet

OH

17
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oxygen of alcohol or ether

+2.5

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oxygen of ester

+3

19
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carbonyl

+1