“…1070m, 1050m, 10355, IOOSs, 890s, 865m,820m, 7853, 720m, 660w, 555m, 480m, 460w, 415m. 'H-NMR: 7,25 (d, J = 8 , 4 arom.HozuBr);6,72(d.J = 8,4arom.HmzuBr);4,11 (s,2benz.H);2,22(s,(CH3),N).MS:215,213 (9,9),214, 212 (95,IOO),198,196 (2,3), 178 (5), 171, 169 (2,2), 133 (18), 132 (5), 117 (2), 102 (I), 91 (4), 90 (3), 89 (3), 77 (2), 76 (2), 75 (2), 63 (2), 44 (2), 42 (14). Anal.…”