Hydrazine → 2-[4-(1,3-dioxolan-2-yl)phenyl]-5-hydrazinyl-3-phenyl-1,6-Naphthyridine

Participants

Reaction Conditions

Reaction Steps

A suspension of 5-chloro-2-(4-[1,3]dioxolan-2-yl-phenyl)-3-phenyl-[1,6]naphthyridine (3-3, 5.2 g, 13.4 mmol) and anhydrous hydrazine (5 mL) in anhydrous 1,4-dioxane (15 mL) was heated at 100° C. in a microwave reactor for 5 min. The reaction mixture was cooled, concentrated and dried with toluene azotropically to give the title compound as a solid. LRMS m/z (M+1) Calcd: 385.2. Found 385.3.

Provenance & Evidence