Listar Ciencias básicas por autor "Achenbach, Hans"
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Chemical Investigations of Tropical Medicinal Plants, XXI [1] Long Chain Alkyl Esters of Ferulic and p-Coumaric Acid from Bauhinia manca
Stöcker, Markus; Constenla Umaña, Manuel Arturo; Achenbach, Hans (1986)Bauhibia manca (Leguminosae) is a vine growing in the lowland forests of Costa Rica and Panama [2]. In Costa Rica, an infusion of the stems and leaves is taken as an astringent and diuretic, and as a remedy for diabetes[3,4] ... -
Constituents of Fevillea cordifolia: New Norcucurbitacin and Cucurbitacin Glycosides
Achenbach, Hans; Waibel, Reiner; Hefter Bübl, Ursula; Constenla Umaña, Manuel Arturo (1993)The seeds of Fevillea cordifolta have yielded 11 new fevicordin-type 29- norcucurbitacins 3-13, and two new cucurbitacin glycosides 14 and 15, which were isolated along with previous reported fevicordin A [2] and its ... -
Fevicordin A and Fevicordin A Glucoside, Novel Norcucurbitacins from Fevillea cordifolia
Achenbach, Hans; Hefter Bübl, Ursula; Constenla Umaña, Manuel Arturo (1987)From the seeds of the Central American Fevillea cordifolia (Cucurbitaceae) fevicordin A glucoside (1) and fevicordin A (2) members of the novel norcucurbitacin group, were isolated. -
Flavonoid and other constituents of Bauhinia manca
Achenbach, Hans; Stöcker, Markus; Constenla Umaña, Manuel Arturo (1988)Phytochemical analysis of the stem of Bauhiniu munca yielded 63 compounds, among them six new natural products. Major constitutents were found to be 3-0-galloylepicatechin, gallic acid, cinnamic acid, /3-sitosterol and its ... -
Gaschromatographische Analyse des Samenfettes der mittelamerikanischen Fevillea Cordifolia (Cucurbitaceae)
Achenbach, Hans; Hefter Bübl, Ursula; Waibel, Reiner; Constenla Umaña, Manuel Arturo; Hahn, Horts (1992)The fat of the seeds of Fevillea cordifolia was extracted under exclusion of oxygen and light and then characterized by 13C-NMR in regard to the contained unsaturated acid moieties. The total fat was separated by HPLC to ...