4-[(1-Methyl-1H-pyrazol-3-yl)amino]quinazolin-6-ol → 6-({3-chloro-5-[2-(ethylamino)ethoxy]pyridin-2-yl}oxy)-N-(1-methyl-1H-pyrazol-3-yl)quinazoline-4-amine hydrochloride

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Using 4-[(1-methyl-1H-pyrazol-3-yl)amino]quinazolin-6-ol obtained in Example 1-1) and 2), and 2,3-dichloro-5-(2,2-diethoxyethoxy)pyridine and 2 M ethylamine/tetrahydrofuran solution, and in the same manner as in Example 1-3) and Example 10-2), or according to a method similar to it or according to a combination thereof with an ordinary method, the entitled compound (223 mg) was obtained as a pale yellow solid.

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