α-Ionone

• Formula: C₁₃H₂₀O
• Molecular weight: 192.2973
• IUPAC Standard InChI: InChI=1S/C13H20O/c1-10-6-5-9-13(3,4)12(10)8-7-11(2)14/h6-8,12H,5,9H2,1-4H3/b8-7+ Copy

  
• IUPAC Standard InChIKey: UZFLPKAIBPNNCA-BQYQJAHWSA-N Copy
• CAS Registry Number: 127-41-3
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Species with the same structure:
  • α-Ionone
  • Ionone
• Other names: 3-Buten-2-one, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-, (E)-; α-Cyclocitrylideneacetone; (E)-α-Ionone; trans-α-Ionone; 3-Buten-2-one, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-, trans; 4-(2,6,6-Trimethyl-2-cyclohexen-1-yl)-3-buten-2-one, (E)-; (3E)-4-(2,6,6-Trimethyl-2-cyclohexen-1-yl)-3-buten-2-one; α-(E)-Ionone; trans-4-(2,6,6-Trimethyl-2-cyclohexen-1-yl)-3-buten-2-one; 3-Buten-2-one, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-, (3E)-; Ionone; 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-3-buten-2-one (α-ionone); 4-(2,6,6-Trimethyl-2-cyclohexen-1-yl)-3-buten-2-one; 4-(2,6,6-trimethylcyclohex-2-ene-1-yl)-but-3-ene-2-one
• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Reduced pressure boiling point

Enthalpy of vaporization

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Serpinskii, Voitkevich, et al., 1957
Serpinskii, V.V.; Voitkevich, S.A.; Lyuboshits, N.Yu., Zh. Fiz. Khim., 1957, 31, 1278. [all data]

Notes

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  Tboil	Boiling point
  ΔvapH	Enthalpy of vaporization

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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