A compound with m p 22C has a parent peak in its mass spectrum at m z 113 The 1 H NMR spectrum shows absorptions at 1 2 (t, 3 H), 3 5 (s, 2 H), and 4 2 (q, 2 H) The IR spectrum exhibits significant bands at v 3000, 2250, and 1750 cm 1 What is its structure (a) (b) (c) (d) (e) NCCH 2 CO 2 CH 2 CH 3 C' H NH2

Question: A compound with m.p. = -22C has a parent peak in its mass spectrum at m/z = 113. The 1 H NMR spectrum shows absorptions

A compound with m.p. = -22°C has a parent peak in its mass spectrum at m/z = 113. The ¹H NMR spectrum shows absorptions at δ = 1.2 (t, 3 H), 3.5 (s, 2 H), and 4.2 (q, 2 H). The IR spectrum exhibits significant bands at v˜ = 3000, 2250, and 1750 cm^-1. What is its structure?

(a)

-C' H NH2

(b)

-C' H NH2

(c)

(d)

(e) NCCH₂CO₂CH₂CH₃

-C' H NH2

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