Quinine

(R)-(6-Methoxyquinol-4-yl)[(2S,4S,5R)-5-vinylquinuclidin-2-yl]methanol; C₂₀H₂₄N₂O₂ = 324.4 (130-95-0)

White or almost white, microcrystalline powder, very slightly soluble in water, slightly soluble in boiling water, very soluble in anhydrous ethanol.

, about –167, determined on a 10 g/L solution in anhydrous ethanol; melting point, 175°.

Store protected from light.