The pyrrolidine alkaloids are natural products chemically derived from pyrrolidine.
Occurrence.
Alkaloids with partial pyrrolidine structure are usually sub-categorized based on their occurrence and biogenetic origin. Hygrin and cuscohygrin were isolated from the leaves of the coca shrub, while (-)-codonopsinine was isolated from the woodland vine tiger bell.
Representatives.
Among the most important representatives of the pyrrolidine alkaloids are hygrin and cuscohygrin. Another representative is the (-)-codonopsinine. Furthermore, ruspolinone, norruspolinone and norruspoline also belong to this alkaloid group.
Properties.
Many plants containing cuscohygrin are used in the folk medicine of various peoples as sedatives or narcotics.
References.
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