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3,4-Hexanedione

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3,4-Hexanedione Basic information
3,4-Hexanedione Chemical Properties
Safety Information
  • Hazard Codes Xn
  • Risk Statements 10-36/38-20
  • Safety Statements 23-24/25-37/39-26-16
  • RIDADR UN 1224 3/PG 3
  • WGK Germany 1
  • TSCA Yes
  • HazardClass 3
  • PackingGroup III
  • HS Code 29141900
MSDS
3,4-Hexanedione Usage And Synthesis
  • Description3,4-Hexanedione has a pungent, unpleasant odor reminiscent of butter and a taste similar to that of diacetyl. May be prepared synthetically by condensation of ethyl propionate in the presence of sodium metal, followed by oxidation of the resulting propionin with copper acetate or ferric chloride.
  • Chemical Properties3,4-Hexanedione has an aromatic, toasty, burnt, buttery, nutty, caramel-eggy, pungent odor.
  • Chemical Propertiesclear yellow liquid
  • OccurrenceReported found in cauliflower, coffee
  • PreparationBy condensation of ethyl propionate in the presence of sodium metal, followed by oxidation of the resulting propionin with copper acetate or ferric chloride.
  • Aroma threshold valuesAroma characteristics at 1.0%: sweet buttery, creamy, slightly cooked caramel and burnt sugary reminiscent of ghee and eggy vanillas.
  • Taste threshold valuesTaste characteristics at 5 ppm: sweet buttery, creamy, pound cake and egg caramel-like with vanilla nuances.
3,4-Hexanedione Preparation Products And Raw materials
3,4-Hexanedione(4437-51-8)Related Product Information
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