Question

Analyze the H NMR spectrum to assign each of its peaks: ce Нас C CH3a нь CH3c 10 9 00 7 6 5 4 3 3 1 0 N

-СНЗа 1.11ppm -CHb 2.14ppm -CHзс 1.11ppm -CH3d 1.11ppm

This one is partially correct but I am not sure which values are right or wrong.

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Answer #1

13C-C -CH-CHE → It consists of 3 Types of protons, which are labelled as 14 CH ce (6) CHg C Methyl, 18opropyl Ketone a,b,c. Hcompared to rethyl protony (a) , Type of Integration Multiplicity (nej chemicalshift (8) value (ppry proton al 2H singlet 2.1

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