ethyl 1H-pyrazole-4-carboxylate → 1-[3-(4-{4-[1-(2-Chloro-phenyl)-ethoxycarbonylamino]-3-methyl-isoxazol-5-yl}-phenyl)-prop-2-ynyl]-1H-pyrazole-4-carboxylic acid ethyl ester

Participants

Reaction Steps

Prepared according to the procedure described in Example 5, Step 2, using the following starting materials: {5-[4-(3-hydroxy-prop-1-ynyl)-phenyl]-3-methyl-isoxazol-4-yl}-carbamic acid 1-(2-chloro-phenyl)-ethyl ester and ethyl 4-pyrazolecarboxylate.

Provenance & Evidence