Hydrochloric Acid → HCID 117701575, compound

Participants

Reaction Steps

A 4 N solution of hydrochloric acid in dioxane (1 mL) was added to a solution of 2-(4-acetylpiperazin-1-yl)-7-(methoxymethoxy)-3,8-dimethyl-4H-chromen-4-one (60 mg, 0.17 mmol) obtained in Example 37-4 in dioxane (3 mL), and the mixture was stirred at room temperature for 15 minutes. The deposited crystals were washed with dioxane and isopropyl ether and then collected by filtration to obtain 36 mg of the title compound (yield: 63%).

Provenance & Evidence