Water → HCID 67771052, compound

Participants

Reaction Conditions

Reaction Steps

The compound obtained in Example 338 (1.5 g, 5.1 mmol) was dissolved in dimethylformamide (40 ml), to which carbobenzoxy hydrazine (4.2 g, 25.3 mmol) was added, and stirred at 150° C. for 5 hours. The reaction mixture was poured into water, and then extracted with chloroform. The organic phase was washed with water, dried, and condensed under reduced pressure. As a result, 0.744 g of the title compound was obtained as a colorless solid (40.0%).

Provenance & Evidence