294632

Methyldimethoxyacetat

97%

• Synonym(e): Glyoxylsäure-methylester-dimethylacetal
• Lineare Formel: (CH₃O)₂CHCOOCH₃
• CAS-Nummer: 89-91-8
• Molekulargewicht: 134.13
• Beilstein: 1757582
• EG-Nummer: 201-950-0
• MDL-Nummer: MFCD00008484
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24857724
• NACRES: NA.22

Eigenschaften

• Assay: 97%
• Brechungsindex: n20/D 1.405 (lit.)
• bp: 67 °C/18 mmHg (lit.)
• Dichte: 1.096 g/mL at 25 °C (lit.)
• Funktionelle Gruppe: acetal; ester; ether
• Lagertemp.: 2-8°C
• SMILES String: COC(OC)C(=O)OC
• InChI: 1S/C5H10O4/c1-7-4(6)5(8-2)9-3/h5H,1-3H3
• InChIKey: NZTCVGHPDWAALP-UHFFFAOYSA-N

Beschreibung

Anwendung

Methyl dimethoxyacetate has been used:

• in Claisen acylation of active hydrogen compounds
• in preparation of 3, 9-disubstituted 2,4,8,10-tetroxaspiro [5.5] undecane
• as Lithium enolate precursor
• as acylating reagent for cycloalkanone enolates and amino alcohols

Sicherheitshinweise

• Lagerklassenschlüssel: 10 - Combustible liquids
• WGK: WGK 3
• Flammpunkt (°F): 152.6 °F - closed cup
• Flammpunkt (°C): 67 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)