Triacetylmethane

Triacetylmethane is the organic compound with the formula HC(C(O)CH3)3. It is a colorless liquid that is soluble in organic solvents and in alkaline water. It readily forms an enolate.[2][3] The enolate forms a variety of metal complexes related to the metal acetylacetonates.[4]

Triacetylmethane
Names
Other names
3-acetyl-2,4-pentanedione
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 212-422-4
  • InChI=1S/C7H10O3/c1-4(8)7(5(2)9)6(3)10/h7H,1-3H3
    Key: AUZFRUHVDNDVJI-UHFFFAOYSA-N
  • CC(=O)C(C(=O)C)C(=O)C
Properties
C7H10O3
Molar mass 142.154 g·mol−1
Appearance colorless liquid
Density 1.0591 g/cm3
Boiling point 96–97 °C (205–207 °F; 369–370 K) 15 torr
Hazards
GHS labelling:[1]
GHS07: Exclamation mark
Warning
H319
P264+P265, P280, P305+P351+P338, P337+P317
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

References

  1. "Triacetylmethane". pubchem.ncbi.nlm.nih.gov.
  2. Arnett, Edward M.; Maroldo, Stephen G.; Schilling, Steven L.; Harrelson, John A. (1984). "Ion pairing and reactivity of enolate anions. 5. Thermodynamics of ionization of .beta.-di- and tricarbonyl compounds in dimethyl sulfoxide solution and ion pairing of their alkali salts". Journal of the American Chemical Society. 106 (22): 6759–6767. doi:10.1021/ja00334a049.
  3. Yoshida, Z.; Ogoshi, H.; Tokumitsu, T. (1970). "Intramolecular Hydrogen Bond in Enol Form of 3-Substituted-2,4-Pentanedione". Tetrahedron. 26 (24): 5691–5697. doi:10.1016/0040-4020(70)80005-9.
  4. Basato, Marino; Caneva, Elisabetta; Tubaro, Cristina; Veronese, Augusto Cesare (2009). "Coordinating Properties of the Anionic Ligand (MeCO)2C(−)C(X)Me (X=O or NH) Toward Transition Metal(II) Centers". Inorganica Chimica Acta. 362 (8): 2551–2555. doi:10.1016/j.ica.2008.11.017.
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