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Figure 2
4-Bromo-3-chlorophenol (2): (a) Hydrogen bond and halogen bond pattern, O—H⋯O (red), type II Br⋯Br (blue) and type I Cl⋯Cl (green). (b) Calculated Bravais–Friedel–Donnay–Harker (BFDH) morphology showing hydrophilic core and hydrophobic exterior. This makes the structure anisotropic in orthogonal directions. Colour code: hydrogen bond region (red), halogen bond region (cyan).

IUCrJ
Volume 1| Part 1| January 2014| Pages 49-60
ISSN: 2052-2525
https://doi.org/10.1107/S2052252513025657