Question

201 1 ::72Sugl ib 1 1 ュ /npa/tcr.sp in si:.ach.an d PTw H NMR: TETRAPHENYLCYCLOPENTADIENONE 寸 7.4 7.2 6.8 lppm]

Interpret the 1 H NMR spectra of tatraphenylcyclopentadienone below.

Label the different types of protons and carbons for the compound and locate the signals for these nuclei on the spectras. Use the chemical shift and integral ratio to help with your peak assignments.

Beacuse of signal overlap, you may not be able to assign individual protons/carbons in a compound to a separate signal in the spectrum, so in these cases unsepearted peaks in the spectrum are to be assigned to groups of protons and carbons.

Explain how you arrived at your peak assignments. please (some of the lines are light)

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