Spectroscopy Signals Orgo II

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24 Terms

1
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OH

3200 to 3600 (broad)

2
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Carboxylic Acid

2200 to 3600 (very broad)

3
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Amine

3350 to 3500

4
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Alkyne (with H)

3300

5
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Alkene (with H)

3100

6
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Alkane (with H)

2850 to 2960

7
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Aldehyde

2750/2850 and 1730 (two weak signals)

8
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Ketone

1650 to 1820 (strong)

9
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C=C (no H bond)

1600 to 1700

10
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Benzene

1450 to 1600, 1650 to 2000

11
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C triple bond C (no H)

2100 to 2200

12
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C triple bond N

2200 to 2300

13
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Anhydride C=O

1820 and 1760

14
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Acid Chloride C=O

1790

15
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Ester C=O

1735

16
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Aldehyde C=O

1730

17
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Ketone C=O

1720

18
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Carboxylic Acid C=O

1715

19
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Amide C=O

1650

20
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sp2 C-O

1250 to 1350

21
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sp3 C-O

1000 to 1100

22
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sp3 C-N (two R groups)

1000 to 1200

23
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sp3 C-Cl

600 to 800

24
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sp3 C-Br

500 to 600