Subject: Organic Chemistry · Chapter: Organic Spectroscopy · Topic: NMR 1H · Exam: NET JUNE 2021 · Marks: 2 · Difficulty: Medium
A compound shows $[\mathrm{M}]^{+}$ at $m/z$ 84 and has base peak at 56. It exhibits only one peak in ${}^{1}\mathrm{H}$ NMR at $\delta$ 1.4 ppm and one signal in ${}^{13}\mathrm{C}$ NMR at $\delta$ 35 ppm. The compound is