4-methoxypentanal

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: 4-Methoxy-1-[2-(3,4,5-trimethoxy-phenyl)-5H-pyrrolo[2,3-b]pyrazin-7-yl]-pentan-1-one was prepared starting from 7-iodo-5-triisopropylsilanyl-2-(3,4,5-trimethoxy-phenyl)-5H-pyrrolo[2,3-b]pyrazine and 4-methoxy-pentanal (Berichte der Deutschen Chemischen Gesellschaft [Abteilung] B: Abhandlungen (1919), 52B 1800-12) following general procedures as described in these Examples 66, to afford a brown solid. MP 150-151° C., M+H=400. to afford a brown solid