5-Amino-2-chloro-4-fluorophenol → 4-(4-Chloro-2-fluoro-5-hydroxyanilino)-6,7-dimethoxycinnoline

참여 물질

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A solution of 4-chloro-6,7-dimethoxycinnoline hydrochloride (261 mg, 1 mmol), (prepared as described for the starting material in Example 1), and 4-chloro-2-fluoro-5-hydroxyaniline (193 mg, 1.2 mmol), (prepared as described in EP 061741), was treated in a manner similar to that described in Example 21 in order to produce 4-(4-chloro-2-fluoro-5-hydroxyanilino)-6,7-dimethoxycinnoline as an hydrochloride salt (315 mg, 82%).

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