2,2'-Bis(acetylamino)biphenyl, C16H16N2O2, M(r) = 268.32, monoclinic,
P2(1)/n, a = 9.808 (4), b = 8.780 (5), c = 17.248 (6) angstrom, beta =
101.70 (4)degrees, V = 1454.44 (7) angstrom3, Z = 4, D(m) = 1.21 (2),
D(x) = 1.225 g cm-3, lambda(Cu Kalpha) = 1.5418, mu = 6.71 cm-1, F(00
0) = 568, T = 293 K, R = 0.048 for 1084 independent reflections. The t
orsion angle between the phenyl rings is 91.6 (6)degrees. Conformation
al parameters are calculated and compared to those of some other 2,2'-
biphenyl molecules.