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Alkaloids of three Aspidosperma species
(Pergamon Press, 1976)
Alkaloids of Lycopodium magellanicum
(1979)
Six alkaloids have been isolated from Lycopodium magellanicum. These include the known alkaloids lycopodine, acetyldihydrolycopodine, lycodine, N-methyllycodine, acetylfawcettine and a new alkaloid, 5-dehydro-magellanine. ...
Tropane alkaloids from Schizanthus litoralis
(Elsevier Ltd, 1996)
Six new tropane alkaloids have been isolated from the leaves of the endemic Chilian plant Schizanthus litoralis (Solanaceae). The new structures include a new tropanol dimer of itaconic acid together with 6β- senecioylox ...
Alkaloids of the Cactaceae ? The Classics
(Natural Product Incorporation, 2019)
Alkaloids of the Cactaceae have been studied for the last 120 years. The first half of that period provided the "classic" compounds, after which a large number of usually very similar analogs were isolated or determined ...
Tropane alkaloids from Schizanthus grahamii
(1987)
Three new tropanol dimers of mesaconic and itaconic acids and 3α-senecioyloxytropane, together with other known alkaloids, were isolated from Schizanthus grahamii. The structures of the new compounds were established by ...
Two new hygroline and tropane alkaloids isolated from schizanthus hookeri and S. tricolor (Solanaceae)
(Natural Product Incorporation, 2017)
Two new hygroline and tropane alkaloids, 4-hydroxybenzenepropanoylhygroline (1) and 3α,4β-dihydroxy-6β-angeloyoxytropane (2) have been isolated from the aerial parts of Schizanthus hookeri and S. tricolor, respectively, ...
Tropane alkaloids from Schizanthus porrigens
(1998)
Two new tropane alkaloids schizanthine Y and schizanthine Z have been isolated from the methanol extract of the leaves of Schizantus porrigens, in addition to the known compounds (-)-6β-angeloy-loxytropan-3α-ol and ...
Phytochemical Analysis of Alkaloids fron the Chilean Endemic Tree Cryptocarya Alba
(Sociedad Chilena Química, 2016)
A phytochemical study of the roots and aerial parts of Cryptocarya alba (Mol.) Looser (Lauraceae), an endemic Chilean tree and the southernmost Cryptocarya species, led for the first time to the isolation and unambiguous ...
The alkaloids of Strychnos medeola Sagot ex Progel Structure and configuration of normacusine B by spectral data. XXVI. On the alkaloids of Strychnos
(Società Chimica Italiana, 1973)
11-methoxydiaboline, an alkaloid previously described by us, was isolated from the root bark of Strychnos medeola, while from the stem bark of the same plant normacusine B, already known by the name of deoxysarpagine, was ...
Effects of indole alkaloids from gramineae on aphids
(1984)
The indole bases N∞-methyltryptamine, 5-methoxy-N, N-dimethyltryptamine, 3-N,N-dimethylaminomethylindole (gramine) and 5-methoxytryptamine decreased survival of nymphs of Rhopalosiphum maidis with LD50 of 3.8, 3.5, 2.9 and ...