Isoxazole

Isoxazole
Full structural formula
Skeletal formula with numbers
Ball-and-stick model
Space-filling model
Names
Preferred IUPAC name
1,2-Oxazole[1]
Other names
isoxazole
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.005.472 Edit this at Wikidata
UNII
  • InChI=1S/C3H3NO/c1-2-4-5-3-1/h1-3H checkY
    Key: CTAPFRYPJLPFDF-UHFFFAOYSA-N checkY
  • InChI=1/C3H3NO/c1-2-4-5-3-1/h1-3H
    Key: CTAPFRYPJLPFDF-UHFFFAOYAS
  • n1occc1
Properties
C3H3NO
Molar mass 69.06202 g/mol
Density 1.075 g/ml
Boiling point 95 °C (203 °F; 368 K)
Acidity (pKa) -3.0 (of conjugate acid)[2]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)

Isoxazole is an electron-rich azole with an oxygen atom next to the nitrogen. It is also the class of compounds containing this ring. Isoxazolyl is the univalent functional group derived from isoxazole.

  1. ^ International Union of Pure and Applied Chemistry (2014). Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013. The Royal Society of Chemistry. p. 140. doi:10.1039/9781849733069. ISBN 978-0-85404-182-4.
  2. ^ Zoltewicz, J. A. & Deady, L. W. Quaternization of heteroaromatic compounds. Quantitative aspects. Adv. Heterocycl. Chem. 22, 71-121 (1978)