Ricinine
Medicinal Chemistry
Molecular Weight
164.16
Molecular Formula
C8H8N2O2
IUPAC Name
1,2-dihydro-4-methoxy-1-methyl-2-oxopyridine-3-carbonitrile
Pharmacognosy
Biological Source
Ricinus communis (Castor bean)
Active Constituents
Ricinine
Pharmacology & Synthesis
Mechanism of Action
Toxic alkaloid with mechanism distinct from the protein ricin; acts as a CNS stimulant and convulsant.
Pharmacokinetics (ADME)
A: Rapidly absorbed.
D: Wide distribution.
M: Hepatic.
E: Renal.
Pharmacodynamics
Causes CNS stimulation, seizures, vomiting, and potential organ damage.
Synthesis Pathway
Biosynthesized from nicotinic acid.
Safety, Warnings & Interactions
Adverse Effects
Nausea, vomiting, seizures, coma, death.
Contraindications
Toxic; not used clinically.
Drug Interactions
None (toxic standard).