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Figure 3
Schematic representation of C(ar)—H⋯O (ar = aromatic) intermolecular hydrogen bonds in cinnamic acids [mean values calculated from relevant distances or angles with s.u. of the mean values in parentheses: (1) C(ar)⋯O 3.50 (17), H⋯O 2.65 (6) Å, C(ar)—H⋯O 146 (19)°; (2) C(ar)⋯O 3.45 (9), H⋯O 2.60 (10) Å, C(ar)—H⋯O 144 (16)°].

Journal logoSTRUCTURAL SCIENCE
CRYSTAL ENGINEERING
MATERIALS
ISSN: 2052-5206
Volume 55| Part 2| April 1999| Pages 216-220
doi:10.1107/S0108768198011823
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