Lithium Hydroxide → HCID 67261679, compound

Participants

Reaction Conditions

Reaction Steps

51 (7.5 g, 21.3 mmol) was dissolved in 50 ml of MeOH and 50 ml of water, LiOH (4 équivalent, 2.0 g) was added and the reaction mixture was heated to 50° C. for 2 h. The reaction mixture is concentrated and 200 ml of water are added, then extracted twice with AcOEt. The water is acidified to pH 5 with concentrated HCl 36%, then extracted twice with AcOEt. The combine organic phase are dried over Na2SO4, filtered and concentrated to afford 57 (6.74 g, 98%) as a white solid.

Provenance & Evidence