Question

2 attempts left Check my work Report Select the single best answer. A portion of the 'H NMR spectrum of the amino acid phenylalanine is shown below. Why are eight lines observed for H, and H.? H السر Mr 383 3.00 3.55 13 5.70 Chemical shift (oppm) OH, and H) split each other into two quartets. OH, and H, are split by the five hydrogens of the aromatic ring. H, and H, split each other into doublets, and these are split again by He OH, and H, are split into a quartet by the NH3 group, and then again by H < Prev 28 of 50 Next >

Answer 1

Ha alb HC NH₂ .. Eight lines are observed for Ha and Hb because Ansmere; Ha and Hb splèt each othere Zrto doublets, and these arce sploh agażo by HC