2,2,6-Trimethyl-1,3-dioxin-4-one

• Catalog No.: A14254
• CAS Number: 5394-63-8
• M. F.: C7H10O3
• M. W.: 142.1525
• Purity: 94%, cont. up to ca 6% acetone

SYNONYMS

• Title: 2,2,6-三甲基-1,3-二氧(杂)芑-酮
• IUPAC name: 2,2,6-trimethyl-2,4-dihydro-1,3-dioxin-4-one
• IUPAC Traditional name: 2,2,6-trimethyl-1,3-dioxin-4-one
• Synonyms: Diketene acetone adduct; 2,2,6-Trimethyl-1,3-dioxolenone

DATABASE IDS

• Beilstein Number: 2408
• CAS Number: 5394-63-8
• MDL Number: MFCD00040468
• EC Number: 226-403-3

PROPERTIES

• Purity: 94%, cont. up to ca 6% acetone
• Boiling Point: 65-67°C/2mm
• Density: 1.094
• Flash Point: 14°C(57°F)
• Melting Point: 7°C
• Refractive Index: 1.4610
• GHS Hazard statements: H225-H319
• European Hazard Symbols: Irritant (Xi)
• European Hazard Symbols: Flammable (F)
• GHS Precautionary statements: P210-P241-P303+P361+P353-P305+P351+P338-P403+P235-P501A
• Risk Statements: 11-36
• Safety Statements: 16-26
• TSCA Listed: 否
• Hazard Class: 3
• UN Number: UN1993
• Packing Group: II

REFERENCES

• Convenient alternative to diketene in many reactions, stable in the absence of base: J. Am. Chem. Soc., 75, 5400 (1953).