Hydrochloric Acid → HCID 22936545, compound

Participants

Reaction Steps

The N-(4-(6-cyano-7-methoxy-4-quinolyl)oxyphenyl)-N′-phenyl urea (100 mg) synthesized in Example 37 was dissolved in dimethylsulfoxide (3 ml) at 80° C., and then 5N aqueous sodium hydroxide was added and the mixture was heated and stirred for 2 hours. The reaction solution was neutralized with 1N hydrochloric acid, and the precipitated crystals were filtered out and washed with ethanol to obtain the title compound (60 mg).

Provenance & Evidence