Propose chemical structures consistent with the following NMR spectra and molecular formulas. In spectrum (a) Explain why
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(a) Explain why the peaks around δ 1.65 and δ 3.75 are not clean multiplets, but show complex splitting. In spectrum
(b) Explain why some of the protons are likely to be missed.
Transcribed Image Text:
DHz iz (a) C4H1002 OHz 3.88 3.78 1.2δ 1.1δ 4.26 4.16 4.06 176 16 10 7 0 80 ppm) Hz 50Hz (b) C2H7NO 3.76 3.68 2.96 288 10 0 δ (ppm)
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a The formula C 4 H 10 O 2 has no elements of unsaturation so the oxygens must be alcohol or ether f...View the full answer
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