5-Methyl-1,2-oxazole-3-carboxylic acid

Autor: Jin-Feng Li, Yang-Hui Luo, Mei-Ling Pan
Jazyk: angličtina
Rok vydání: 2011
Předmět:
Zdroj: Acta Crystallographica Section E, Vol 67, Iss 10, Pp o2545-o2545 (2011)
Druh dokumentu: article
ISSN: 16005368
1600-5368
DOI: 10.1107/S160053681103532X
Popis: In the crystal structure of the title compound, C5H5NO3, all the non-H atoms are approximately coplanar: the carboxy O atoms deviating by 0.013 (2) and −0.075 (2) Å from the isoxazole ring plane. In the crystal, the molecules form inversion dimers linked by pairs of O—H...O hydrogen bonds and the dimers stack via π–π interactions [centroid–centroid distance = 3.234 (2) Å].
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