TABLE 3.
Hydrogen bonds, Y-X...Cg interactions, π···π interactions parameters for isomaleimide 4.
| D-H···A | D-H (Å) | H···A (Å) | D···A (Å) | D-H···A (°) |
|---|---|---|---|---|
| C12-H12···O2 | 0.95 | 2.23 | 2.857 (3) | 123 |
| C12-H12···Bri | 0.95 | 3.06 | 3.834 (2) | 140 |
| C15-H15···Nii | 0.95 | 2.48 | 3.389 (3) | 161 |
| C16-H16···O1iii | 0.95 | 2.40 | 3.320 (3) | 162 |
| Y···X (Å) | d(X···Cg1) (Å) | d(Y···Cg) (Å) | Y-X···Cg | |
| C5-Br···Cg1iv | 1.903 (2) | 3.7321 (11) | 4.553 (3) | 102.92 (7) |
| Cg(I) ···Cg(J) | α | Cg(I)perp | Cg(J)perp | |
| Cg1···Cg3(v) | 3.5641 (14) | 3.63 (12) | 3.2730(10) | 3.3491(9) |
Symmetry codes: (i) −x+2, −y+1, −z+1; (ii) −x−1, −y+1, −z; (iii) −x, −y+2, −z; (iv) 1−x,1−y, 1−z; (v) −x, 1−y, −z. Cg(I) = Plane number I, Cg(J) = Plane number J, Alpha = Dihedral Angle between Planes I and J (Deg), CgI_Perp = Perpendicular distance of Cg(I) on ring J (Ang.), CgJ_Perp = Perpendicular distance of Cg(J) on ring I (Ang.).