Heyneanine
Heyneanine is a ''Tabernaemontana'' alkaloid with ''in vitro'' antitumor activity. It also inhibits butrylcholinesterase. See also * Coronaridine * Voacangine Voacangine (12-methoxyibogamine-18-carboxylic acid methyl ester) is an alkaloid found predominantly in the root bark of the '' Voacanga africana'' tree, as well as in other plants such as ''Tabernanthe iboga'', '' Tabernaemontana africana'', ''Tra ... References Indole alkaloids Heterocyclic compounds with 5 rings {{alkaloid-stub ...
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Tabernaemontana
''Tabernaemontana'' is a genus of flowering plants in the family Apocynaceae. It has a pan-tropical distribution, found in Asia, Africa, Australia, North America, South America, and a wide assortment of oceanic islands. These plants are evergreen shrubs and small trees growing to 1–15 m tall. The leaves are opposite, 3–25 cm long, with milky sap; hence it is one of the diverse plant genera commonly called "milkwood". The flowers are fragrant, white, 1–5 cm in diameter. The cultivar '' T. divaricata'' cv. 'Plena', with doubled-petaled flowers, is a popular houseplant. Some members of the genus ''Tabernaemontana'' are used as additives to some versions of the psychedelic drink ayahuasca; the genus is known to contain ibogaine (e.g. in bëcchëte, ''T. undulata''), conolidine (present in minor concentration in ''T. divaricata'') and voacangine ('' T. alba'', '' T. arborea'', '' T. africana''). Because of presence of coronaridine and voacangine in Mexican ''Tabernae ...
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