Hydrochloric Acid → HCID 58277326, compound

Participants

Reaction Steps

5.11 g (12.9 mmol) of the compound of Example 21A are provided in 142 ml of tetrahydrofuran and, at room temperature, 3.08 g (129 mmol) of lithium hydroxide and 47 ml of water are added. The mixture is stirred at room temperature overnight and a 1N aqueous hydrogen chloride solution is subsequently added until the pH is acidic, the mixture extracted with ethyl acetate, and the organic phase is washed with water, dried over sodium sulfate, filtered and concentrated. 4.51 g (90% of theory) of the title compound are obtained.

Provenance & Evidence