Spectra Signals (absorption frequencies)

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8 Terms

1
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3200 - 3600 cm⁻¹

Alcohol (IR spectra)

Look for the big fatty!

2
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3100 - 3550 cm⁻¹

Amine (IR spectra)

Look at the shape to distinguish between 1˚ and 2˚

3
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2800 - 3200 cm⁻¹

C-H bonds (IR spectra)

4
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1600 - 1680 cm⁻¹

C=C (IR spectra)

5
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1630 - 1820 cm⁻¹

C=O (IR spectra)

Usually a very strong peak

6
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1000 - 1250 cm⁻¹

C-O (IR spectra)

7
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sp3 C-H

>3000

8
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sp2 C-H

3000-3100