Description General description (−)-Scopolamine hydrochloride belongs to the class of naturally occurring tropane alkaloids of medicinal interest, found in several members of the Solanaceae family, commonly Atropa belladonna and representatives of the genera Datura and Duboisia. Application (−)-Scopolamine hydrochloride may be used as a precursor for the preparation of scopolamine, employed as an analytical standard for the quantification of the scopolamine in the floral nectar and plant organs of Datura species using various chromatographic techniques. Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. Biochem/physiol Actions Competitive nonselective muscarinic acetylcholine antagonist. Scopolamine-induced amnesia in laboratory animals is a commonly-used model of memory deficit. Reconstitution Dried down, concentration of (S)-(-)-Scopolamine (free base) after reconstitution 100μg/mL