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Deduce the correct structures that correspond to the following 1 H NMR data. C 4 H...

Deduce the correct structures that correspond to the following 1 H NMR data.

C 4 H 9 Cl

δ 1.3 (doublet, 6H)

δ 1.6 (nine peaks, 1H)

δ 3.4 (doublet, 2H)

C 5 H 10 O 2

δ 1.2 (doublet, 3H)

δ 2.1 (sextet, 1H)

δ 2.2 (singlet, 3H)

δ 2.5 (br singlet, 1H)

δ 3.8 (doublet, 2H)

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