Question: (a) Determine the structure of the carboxylic acid whose proton NMR spectrum appears below. (b) Draw the NMR spectrum you would expect from the corresponding

(a) Determine the structure of the carboxylic acid whose proton NMR spectrum appears below.
(b) Draw the NMR spectrum you would expect from the corresponding aldehyde whose oxidation would give this carboxylic acid.
(c) Point out two distinctive differences in the spectra of the aldehyde and the acid.

Offset 2.1 ppm 10 (ppm)

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a The ethyl pattern is obvious a 3H triplet at d 115 and a 2 H quartet at d 24 ... View full answer

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