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Unformatted text preview: H 3 C O C H H 3 C H H H A B C D E F signal B: ______________________ signal C: ______________________ signal D:_______________________ signal E: _______________________ 4. (4pts) Determine the structure of the following aromatic compound with the formula C 6 H 5 BrO. The peak at 5.6 ppm disappears when the sample is washed with D 2 O. 5. (6pts) This NMR spectrum corresponds to one of the compounds below. Mark that compound as “correct structure.” For the other two, describe one way in which the NMR spectrum is inconsistent with the structure. Cl OCH 3 O Cl OCH 3 Cl A. B. C....
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- Summer '11
- Proton, Nuclear magnetic resonance, Proton NMR, 4pts, NMR spectrum, 3pts