反应详情

The title compound was prepared from 2.85 g (70% purity, 8.87 mmol) 3-bromo-1H-indazole-5-carbaldehyde (Example 10A) and 1.03 g (9.75 mmol) sodium (1Z)-1-cyanoprop-1-en-2-olate in analogy to the procedure described in Example 9A yielding 1.12 g (43% of th.) of product which was used in subsequent steps without further purification.

1. customyielding 1.12 g (43% of th.) of product which
2. customwas used in subsequent steps without further purification