Reaktion #352219

ord-41c080f5a6694ebc90c504f41265f1b2

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Vorschrift

Following a procedure similar to that described in Example 18(a), but using 0.75 g of ethyl 2-butyl-4-(1-ethyl-1-hydroxypropyl)imidazole-5-carboxylate (prepared as described in Preparation 13), 0.12 g of sodium hydride (as a 55% w/w dispersion in mineral oil) and 1.51 g of 4-[2-(trityltetrazol-5-yl)phenyl]benzyl bromide, there were obtained 1.05 g of the title compound as an amorphous solid.

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US05646171uspto-grants-1997_07