Long time ago, SWIM recorded spectra of this compound...
2CB freebase
1H NMR (CDCl3,400MHz) 7.02 (s,1H), 6.74 (s,1H), 3.84 (s,3H), 3.77 (s,3H), 2.90 (t,J=6.9Hz,2H), 2.72 (t,J=6.9Hz,2H), 1.35 (broad s,2H)
13C NMR (CDCl3,100MHz) 151.9 (s), 149.6 (s), 128.3 (s), 115.7 (d), 114.8(d), 108.8 (s), 56.9 (q), 56.0 (q), 42.1 (t), 34.9 (t)
2CB hydrochloride
1H NMR (D2O,400MHz) 7.14 (s,1H), 6.88 (s,1H), 3.78 (s,3H), 3.74 (s,3H), 3.17 (t,J=6.9Hz,2H), 2.88 (t,J=6.9Hz,2H)
Regards,
karel