Paraldehyde

• Formula: C₆H₁₂O₃
• Molecular weight: 132.1577
• IUPAC Standard InChI: InChI=1S/C6H12O3/c1-4-7-5(2)9-6(3)8-4/h4-6H,1-3H3 Copy

  
• IUPAC Standard InChIKey: SQYNKIJPMDEDEG-UHFFFAOYSA-N Copy
• CAS Registry Number: 123-63-7
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Stereoisomers:
  • cis-2,4,6-Trimethyl-1,3,5-trioxane
• Other names: 1,3,5-Trioxane, 2,4,6-trimethyl-; s-Trioxane, 2,4,6-trimethyl-; s-Trimethyltrioxymethylene; Acetaldehyde trimer; Elaldehyde; Paraacetaldehyde; Paracetaldehyde; Paral; Pcho; 1,3,5-Trimethyl-2,4,6-trioxane; 2,4,6-Trimethyl-s-trioxane; 2,4,6-Trimethyl-1,3,5-trioxane; 2,4,6-Trimethyl-1,3,5-trioxan; Paraldehyd; Paraldeide; Triacetaldehyde; 2,4,6-Trimethyl-1,3,5-trioxaan; 2,4,6-Trimethyl-1,3,5-trioxacyclohexane; 2,4,6-Trimetil-1,3,5-triossano; Rcra waste number U182; UN 1264; Trimethyl trioxane; NSC 9799
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• Information on this page:
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • IR Spectrum
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Reaction thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

3 =

By formula: 3C₂H₄O = C₆H₁₂O₃

= 3

By formula: C₆H₁₂O₃ = 3C₂H₄O

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.

Krasnov, Ozherel'eva, et al., 1983
Krasnov, V.L.; Ozherel'eva, N.K.; Trub, E.P.; Tsvetkov, V.G.; Bodrikov, I.V., Trimerization of aldehydes under the action of sulfur dioxide, J. Gen. Chem. USSR, 1983, 53, 2135-2138. [all data]

Busfield, Lee, et al., 1973
Busfield, W.K.; Lee, R.M.; Merifold, D., Gas phase equilibrium between acetaldehyde and paraldehyde, thermodynamic values for the trimerisation of acetaldehyde and the polymerisability of paraldehyde, J. Chem. Soc. Faraday Trans. 1, 1973, 69, 936-940. [all data]

Notes

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• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions

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