Ethyl 3-(3-cyanophenyl)-3-oxopropanoate → {2-[3-(3-Cyano-phenyl)-3-oxo-propionylamino]-4-thiazol-2-ylethynyl-phenyl}-carbamic acid tert.-butyl ester

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Prepared from (2-amino-4-thiazol-2-ylethynyl-phenyl)-carbamic acid tert.-butyl ester (Example G11) (89 mg, 0.28 mmol) and 3-(3-cyano-phenyl)-3-oxo-propionic acid ethyl ester (Pol. J. Chem. 1978, 25) (74 mg, 0.34 mmol) according to the general procedure K. Obtained as a light yellow solid (129 mg).

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