210153

2,2,5-Trimethyl-1,3-dioxan-4,6-dion

97%

• Synonym(e): Methylmalonsäure-cycl.-isopropylidenester, 2,2,5-Trimethyl-1,3-dioxan-4,6-dion, Methylmeldrumsäure, cycl.-Isopropyliden-methylmalonat
• Empirische Formel (Hill-System): C₇H₁₀O₄
• CAS-Nummer: 3709-18-0
• Molekulargewicht: 158.15
• Beilstein: 124044
• EG-Nummer: 223-050-7
• MDL-Nummer: MFCD00006637
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24852619
• NACRES: NA.22

Eigenschaften

• Assay: 97%
• Form: solid
• mp (Schmelzpunkt): 111-114 °C (lit.)
• Funktionelle Gruppe: ester; ketal
• SMILES String: CC1C(=O)OC(C)(C)OC1=O
• InChI: 1S/C7H10O4/c1-4-5(8)10-7(2,3)11-6(4)9/h4H,1-3H3
• InChIKey: KJMCAXYHYPDRAV-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

X-ray irradiated single crystals of 2,2,5-trimethyl-1,3-dioxane-4,6-dione have been investigated by electron spin resonance (ESR), electron nuclear double resonance (ENDOR) and electron-electron double resonance (ELDOR) spectra.

Anwendung

2,2,5-Trimethyl-1,3-dioxane-4,6-dione was used for trapping the adduct formed during the reaction between alkyl isocyanides and dialkyl acetylenedicarboxylates.

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type N95 (US)