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2,2-Dimethyl-1,3-dioxane-4,6-dione

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2,2-Dimethyl-1,3-dioxane-4,6-dione Basic information
2,2-Dimethyl-1,3-dioxane-4,6-dione Chemical Properties
  • Melting point:92-96 °C(lit.)
  • Boiling point:182.71°C (rough estimate)
  • Density 1.1311 (rough estimate)
  • refractive index 1.4434 (estimate)
  • storage temp. 2-8°C
  • solubility dioxane: soluble5%, clear to very slightly hazy, colorless to faintly yellow
  • pka5.1(at 25℃)
  • form Crystals or Powder
  • color Brownish-white to beige-brown
  • Water Solubility 2.5 g/100 mL (20 ºC)
  • Merck 14,5817
  • BRN 117310
  • InChIKeyGXHFUVWIGNLZSC-UHFFFAOYSA-N
  • CAS DataBase Reference2033-24-1(CAS DataBase Reference)
  • NIST Chemistry Reference1,3-Dioxane-4,6-dione, 2,2-dimethyl-(2033-24-1)
  • EPA Substance Registry System1,3-Dioxane-4,6-dione, 2,2-dimethyl- (2033-24-1)
Safety Information
MSDS
2,2-Dimethyl-1,3-dioxane-4,6-dione Usage And Synthesis
  • Chemical PropertiesCrystals, white to beige
  • UsesMeldrum`s acid is an intermediate for different organic syntheses. For typical reactions please consult the Meldrum`s acid brochure, which you can order. Contact us. Product Data Sheet
  • UsesAn antimicrobial agent
  • UsesIn organic synthesis as a substitute for acyclic malonic esters and generally as a C3O2 synthon.
  • Synthesis Reference(s)Journal of the American Chemical Society, 70, p. 3426, 1948 DOI: 10.1021/ja01190a060
  • Purification MethodsCrystallise the dione from Me2CO/H2O. It is a synthon for the C3 malonic acid moiety. [Arnette et al. J Am Chem Soc 106 6759 1984, Bihlmayer et al. Monatsh Chem 98 564 1967, Review: McNab Chem Soc, Rev 7 345 1978, Chan & Huang Synthesis 452 1982, Beilstein 19/5 V 8.]
2,2-Dimethyl-1,3-dioxane-4,6-dione Preparation Products And Raw materials
2,2-Dimethyl-1,3-dioxane-4,6-dione(2033-24-1)Related Product Information
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