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MASS SPECTROMETRY. Intro to Spectroscopy, 3 rd ed., Pavia et al. Mass Spec – Ionization.

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Presentation on theme: "MASS SPECTROMETRY. Intro to Spectroscopy, 3 rd ed., Pavia et al. Mass Spec – Ionization."— Presentation transcript:

1 MASS SPECTROMETRY

2

3 Intro to Spectroscopy, 3 rd ed., Pavia et al. Mass Spec – Ionization

4 Table 8.2, p 399 Intro to Spectroscopy, 3 rd ed., Pavia et al. Mass Spec – Molecular Formula

5 Table 8.3, p 401 Intro to Spectroscopy, 3 rd ed., Pavia et al. Mass Spec – Molecular Formula

6

7 Unknown: Contains C, H and one other element. Determine the MF and propose a structure.

8 Table 8.6, p 403 Intro to Spectroscopy, 3 rd ed., Pavia et al. Mass Spec – Molecular Formula

9 Unknown: Contains C, H and one other element. Determine the MF and propose a structure.

10 Mass Spec – Fragmentation

11 Appendices p A39-A44, Intro to Spectroscopy, 3 rd ed., Pavia et al.

12 Mass Spec – Functional Groups Intro to Spectroscopy, 3 rd ed., Pavia et al., p. 406

13 Mass Spec – Alkanes

14 Mass Spec – Alkenes

15 Mass Spec – Alkynes

16 Mass Spec – Aromatic Hydrocarbons

17 MS – Aromatic Hydrocarbons

18 McLafferty Rearrangement Intro to Spectroscopy, 3 rd ed., Pavia et al., p. 416 McLafferty ion

19 C 9 H 12 - Unknown monosubstituted aromatic hydrocarbons.

20 MS – Aldehydes

21 MS – Ketones

22 MS – Ketones: 1-phenyl-1-butanone vs 1-phenyl-2-butanone

23 MS – Esters

24

25 Unknown: C 8 H 16 O 2 Propose a structure and draw structures for defining fragment ions

26 MS – Carboxylic Acids

27 MS-Amines

28 MS - Amides

29 MS – Unknown Aldehyde


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