Pyridine alkaloids are a class of alkaloids, nitrogen-containing chemical compounds widely found in plants, that contain a pyridine ring. Examples include nicotine and anabasine which are …

The pyridine alkaloids are characteristic compounds in the chemistry of Nicotiana spp. Nicotine is the principal alkaloid, usually accounting for greater than 90% of the alkaloid fraction, in …

The first individual alkaloid, morphine, was isolated in 1804 from the opium poppy (Papaver somniferum). [1] Alkaloids are a broad class of naturally occurring organic compounds that …

In a phytochemical study attempting to discover new minor tobacco alkaloids in Nicotiana plants, a nicotine derivative consisting two 1-methyl-2-pyrrolidinyl moieties attached to a central …

Arecoline is a pyridine alkaloid belonging to the family Arecaceae and chiefly found in the fruit of the palm tree Areca catechu L 55. It has been reported to use as masticatory throughout …

Pyridine scaffolds are found in nature, mainly from plant resources, such as alkaloids and one of the most effective cholinergic drugs like atropine (Atropa belladonna), which holds a saturated …

Among nitrogen-containing compounds, pyridine alkaloids (PA) constitute one of the most important groups (Table 6.1) (Lião 2003). PA are characterized by having a pyridine ring in …