Subject: Organic Chemistry · Chapter: Organic Spectroscopy · Topic: NMR 1H · Exam: NET JUNE 2021 · Marks: 2 · Difficulty: Hard
Which of the following molecule has the ${}^{1}\mathrm{H}$ NMR spectrum: $\delta$ 2.3 (s, 3H), 3.9 (s, 3H), 7.25 (d, $J=7$Hz, 2H), 7.95 (d, $J=7$Hz, 2H) ppm.