Crystal structure of (E)-pent-2-enoic acid

The molecule of the title compound, C5H8O2, a low-melting α,β-unsaturated carboxylic acid, is essentially planar [maximum displacement = 0.0239 (13) Å]. In the crystal, molecules are linked into centrosymmetric dimers via pairs of O—H...O hydrogen bonds.

Bibliographic Details
Main Authors: Tim Peppel, Marcel Sonneck, Anke Spannenberg, Sebastian Wohlrab
Format: Article
Language:English
Published: International Union of Crystallography 2015-05-01
Series:Acta Crystallographica Section E: Crystallographic Communications
Subjects:
Online Access:http://scripts.iucr.org/cgi-bin/paper?S2056989015007203