Reaktion #352293

ord-bd3efbc315d5403a89ce78a0a95ce69d

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Vorschrift

Following a procedure similar to that described in Example 74(a), but using 2.04 g of 2-butyl-4-pivaloylimidazole-5-carbonitrile (prepared as described in Preparation 40), 5.6 g of 4-[2-(trityltetrazol-5-yl)-phenyl]benzyl bromide and 1.06 g of potassium t-butoxide, 5.43 g of the title compound were obtained as crystals, melting at 103°-105° C.

Quelle

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