Answer to Question #101686 in Organic Chemistry for Albert

Question

C7H14O

1) Calculate the degree of unsaturation.

2) Assign the principal IR absorption bands above 1500 cm-1

3) Draw the structure of the compound

4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum

(see the example below).

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Answer 1

1.C7H14O

degree of unsaturation$, DoU=(2C+2+N−X−H2)/2$

C is the number of carbons

N is the number of nitrogens

X is the number of halogens (F, Cl, Br, I)

H is the number of hydrogens

DoU=(14+2+0-0-28)/2= 6

2.1636cm-1 to 2000cm-1

3.. 2-heptanone