Hydrochloric Acid → HCID 66939369, compound

Participants

Reaction Steps

A mixture of the compound (0.44 g) obtained in Example 105b, 4N sodium hydroxide (3 mL), ethanol (8 mL) and tetrahydrofuran (2 mL) was stirred at room temperature for 16 hr. The reaction mixture was adjusted to pH 5 with 1N hydrochloric acid, and the precipitate was collected by filtration, dried under reduced pressure and recrystallized from ethanol-hexane to give the title compound (0.32 g) as colorless crystals.

Provenance & Evidence