Results 121 to 130 of about 2,215 (200)

A new natural auaternary indole slkaloid isolated from Tabernaemontana laeta Mart. (Apocynaceae)

open access: yesJournal of the Brazilian Chemical Society, 2001
A new natural quaternary alkaloid, Nb-methylvoachalotine (1), was obtained from the root bark of Tabernaemontana laeta together with three dimeric indole alkaloids, conodurine (2), voacamine (3) and tabernamine (4), and the monomeric indole alkaloids 19S-
Medeiros Walter L. B.   +4 more
doaj  

Tabernines A−C, β-Carbolines from the Leaves of Tabernaemontana elegans

open access: yes, 2016
Three novel β-carboline indole alkaloids (1−3) have been isolated from a MeOH extract of the leaves of Tabernaemontana elegans. The structures were established by means of spectroscopic techniques including 2D NMR experiments. Compounds 1 and 2 contain a
Maria José U. Ferreira (2366749)   +4 more
core   +1 more source

Triterpenes and Sterol from Tabernaemontana pandacaqui poir.

open access: yes, 2018
Chemical investigation of the dichloromethane extract of Tabernaemontana pandacaqui Poir. flowers has led to the isolation of α-amyrin acetate (1), a mixture of α-amyrin acetate (1), lupeol acetate (2) and β-amyrin acetate (3) in about 4:2:1 ratio, α ...
Reyster O. Santos   +9 more
core   +1 more source

Two new monoterpenoid indole alkaloids from Tabernaemontana divaricata

open access: yes, 2018
Two new monoterpenoid indole alkaloids, tabervarines A (1) and B (2), along with seven known monoterpenoid indole alkaloids, were isolated from the methanol extract of the twigs and leaves of Tabernaemontana divaricata.
Hongping He (1720933)   +4 more
core   +1 more source

“The pin wheel paradox-pretty petals painful eyes” – A case series on ocular toxicity induced by tabernaemontana divaricate

open access: yesIndian Journal of Ophthalmology. Case Reports
This case series documents the ocular surface toxicity following exposure to the pinwheel flower, Tabernaemontana divaricata or T. divaricata (TD) commonly found ornamental plant.
Sharanyaa Krishnamoorthy   +4 more
doaj   +1 more source

LA FAMILIA APOCYNACEAE (APOCYNOIDEAE, RAUVOLFIOIDEAE) EN GUATEMALA

open access: yesDarwiniana, 2009
Se brinda un tratamiento de las Apocynaceae s. str. (subfamilias Apocynoideae y Rauvolfioideae) de Guatemala. Un total de 31 géneros y 59 especies son tratados, de los cuales cinco géneros (Allamanda, Beaumontia, Catharanthus, Nerium y Vinca ...
J. Francisco Morales
doaj  

Ethnobotany & ethnopharmacology of Tabernaemontana divaricata.

open access: yesThe Indian journal of medical research, 2008
Tabernaemontana divaricata a common garden plant in tropical countries has been used as a traditional medicine. However, no recent review articles of T. divaricata, particularly discussing its pharmacological properties, are available. This review presents the ethnobotany and ethnopharmacology of T.
Wasana, Pratchayasakul   +3 more
openaire   +1 more source

Actividad antibacteriana de alcaloides de Tabernaemontana catharinensis A.DC.

open access: yes, 2003
Se estudió la actividad antibacteriana de extractos secos metanólicos y fracción alcaloidea obtenidos de la cortezadel tronco de Tabernaemontana catharinensis A.
GUIDA, A, DE BATTISTA, G, BARGARDI, S
core  

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