Results 121 to 130 of about 187,468 (290)

Liquid Chromatographic Analysis of Cinchona Alkaloids in Beverages [PDF]

open access: bronze, 2006
Masao Horie   +6 more
openalex   +1 more source

Conformational behavior of Cinchona alkaloids [PDF]

open access: yes, 2019
Cinchona alkaloids are natural products isolated from bark of the Cinchona tree. They have interesting structures which consist of bicyclic aliphatic quinuclidine ring and aromatic quinoline ring, connected through a chiral carbon atom bearing hydroxyl group.
Ramić, Alma   +3 more
openaire   +2 more sources

The “febrifuge principle” of cinchona barks [PDF]

open access: yes, 2007
The antipyretic properties of cinchona barks were known since ancient times in South America, particularly in Peru. The use of these barks in medicines against “fevers” in Europe in the 17th century made the exploitation of cinchonas of Peru a highly ...
Carreira, Teresa   +2 more
core  

Plant-derived antimalarial agents: from crude extracts to isolated bioactive compounds [PDF]

open access: yes, 2011
Despite decades of intense research, malaria remains a deadly disease of the developing worlds. Drugresistance to limited available antimalarials, in part, has contributed to the persistence of this infectious disease.
Abdullah, Wan Omar, Ismail, Patimah
core  

Intermolecular Interactions in Molecular Ferroelectric Zinc Complexes of Cinchonine

open access: yesCrystals
The use of chiral organic ligands as linkers and metal ion nodes with specific coordination geometry is an effective strategy for creating homochiral structures with potential ferroelectric properties.
Marko Očić, Lidija Androš Dubraja
doaj   +1 more source

Heterogén katalitikus enantioszelektív hidrogénezések mechanizmusa = Mechanism of heterogeneous catalytic enantioselective hydrogenations [PDF]

open access: yes, 2008
Az optikailag tiszta királis anyagok (gyógyszerek, növényvédő szerek, illatanyagok, színezékek) iránti igény napjainkban fokozatosan növekszik. Ennek legfőbb oka, hogy egy aszimmetrikus vegyület két enantiomerje (tükörképi módosulata) biológiai ...
Balázsik, Katalin
core  

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