Sodium Hydroxide → HCID 11823800, compound

Participants

Reaction Conditions

Reaction Steps

A mixture of 10-fluoro-4-methoxy-benzo[a]phenazine-11-carboxylic acid methyl ester (IV.5) (466 mg) and sodium azide (900 mg) in N,N-dimethylformamide (10 mL) was heated at 90° C. for 18 hours. The reaction mixture was then cooled, diluted with water, and then sodium hydroxide solution was added resulting in a brown precipitate. This was collected by filtration and washed with water and ether to yield the desired title compound as a yellow solid (242 mg).

Provenance & Evidence