反应详情

Following the procedure described for Example 2A, the title compound was prepared using 2.74 g (15.5 mmol) 6-fluoro-3-methyl-1H-indazole-5-carbaldehyde (Example 17A) and 2.6 g (24.8 mmol) sodium (1Z)-1-cyanoprop-1-en-2-olate to yield 1.6 g (42% of th.) of the crude product which was used in the next step without further purification.