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Bis-benzylisoquinoline alkaloids from abuta pahni
(Phytochemistry; Instituto Boliviano de Biología de Altura. Anuario 1987, 1987)
Abstract.
From the stems of Abicta pcthrii, eight isoquinoline alkaloids were isolated and identified by spectroscopic
methods and chemical correlations. Three of the bis-benzylisoquinoline alkaloids are new and were ...
Alkaloidal content of four berberis species structure of berberilaurine, a neu bisbenzytetrahydroisoquinoline
(Journal of Natural Products, 1989)
ABSTRACT.
From Rerberis boliviana, Berberis bumeliaefolia, Berberis laurina, and Berberis pancidentata, twenty-one isoquinoline alkaloids. B. laurina yielded a new compound, berberilaurine (1), a bisbenzilotetrahudroisoquinoline ...