Reaktion #163955

ord-f0327e03632d45c29e19be139b70e8eb

Reaktionsgleichung

COC(=O)CCl
Methyl chloroacetate
C[Si](C)(C)n1ccnc1
1-(trimethylsilyl)-1H-imidazole
COC(=O)Cn1cc[n+](CC(=O)OC)c1.[Cl-]
9
Ausbeute 99.7%
COC(=O)Cn1cc[n+](CC(=O)OC)c1.[Cl-]
1,3-Bis(2-methoxy-2-oxoethyl)-1H-imidazol-3-ium chloride
Ausbeute 99.7%

Reaktionsbedingungen

Temperatur
60°CELSIUS
Detaillierte Bedingungen
See reaction.notes.procedure_details.

Aufarbeitung

  1. 1
    TemperaturThe mixture was cooled to room temperature
  2. 2
    Waschenwashed with Et2O (3×500 mL)
  3. 3
    Sonstigedried in vacuo

Vorschrift

Methyl chloroacetate (2; 29.8 mL, 338.6 mmol, 2.0 eq) was added drop-wise to 1-(trimethylsilyl)-1H-imidazole (8; 25.0 mL, 169.3 mmol). The mixture was heated at 60° C. for 24 hours. The mixture was cooled to room temperature, washed with Et2O (3×500 mL) and dried in vacuo yielding 9 (41.97 g, 168.8 mmol, 99.7%) as a white solid.

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US08835650B1uspto-grants-2014_09