Emma Maldonado
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View article: Withanolide glycosides from Physalis volubilis
Withanolide glycosides from Physalis volubilis Open
The study of the acetone and methanol extracts of the stems, leaves, and flowers of Physalis volubilis led to obtain four withanolide glycosides (4, 6, 10, and 14). Compounds 1-3, 13, 15, and a sterol glycoside were also isolated. The stru…
View article: Antibacterial activity of withanolides, labdane glucosides, flavonoids and other constituents from two populations of Physalis patula
Antibacterial activity of withanolides, labdane glucosides, flavonoids and other constituents from two populations of Physalis patula Open
Two populations of Physalis patula Miller collected in different localities (Querétaro and Teotihuacán) of Central México were analyzed. Eight new compounds including three withanolides, physapatolides A-C (1-3), two labdanes, 12-epi-physa…
View article: Lipase inhibitory activity of constituents of Physalis glutinosa and Physalis latiphysa
Lipase inhibitory activity of constituents of Physalis glutinosa and Physalis latiphysa Open
The new labdane-type diterpenoid, physaglutinic acid ( 1 ), was isolated from the hexane extract of Physalis glutinosa . This compound is the first succinyl labdane isolated from a Physalis species. The known constituents of this plant wer…
View article: CCDC 2286063: Experimental Crystal Structure Determination
CCDC 2286063: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Antioxidant, Cytotoxic, and Acetylcholinesterase Inhibitory Activities of Withanolides from Datura quercifolia
Antioxidant, Cytotoxic, and Acetylcholinesterase Inhibitory Activities of Withanolides from Datura quercifolia Open
Five withanolides identified as daturalactone (1) , withanicandrin (2), withanolide B (3), nicandrin B (4), and daturalactone 2 (5) were isolated from the aerial parts (flowers, leaves, and stems) of Datura quercifolia Kunth. Their structu…
View article: CCDC 1850444: Experimental Crystal Structure Determination
CCDC 1850444: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1850445: Experimental Crystal Structure Determination
CCDC 1850445: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1850443: Experimental Crystal Structure Determination
CCDC 1850443: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Labdanes, Withanolides, and Other Constituents from <i>Physalis nicandroides</i>
Labdanes, Withanolides, and Other Constituents from <i>Physalis nicandroides</i> Open
Chemical investigation of the aerial parts (except fruits and calixes) of Physalis nicandroides var. attenuata led to the isolation of a series of new labdane-type diterpenoids, including the closely related compounds 1-3, the labdane gluc…
View article: Evaluation of the Antibacterial, Antioxidant and α-Glucosidase Inhibitory Activities of Withanolides from Physalis gracilis
Evaluation of the Antibacterial, Antioxidant and α-Glucosidase Inhibitory Activities of Withanolides from Physalis gracilis Open
A chemical investigation of the leaves, flowers, and stems of Physalis gracilis led to the isolation of three withanolides identified as withanolide D (1), 24,25-dihydrowithanolide D (2), and withaphysacarpin (3). The structures of these c…
View article: Secondary Metabolites from Asclepias otarioides
Secondary Metabolites from Asclepias otarioides Open
Chemical study of the aerial parts of Asclepias otarioides led to the isolation of four pentacyclic triterpenes and one cardenolide glycoside. This is the first report on the occurrence of the triterpenes 1, 3, and 4 in the genus Asclepias.
View article: Orizabolide, a New Withanolide from Physalis orizabae
Orizabolide, a New Withanolide from Physalis orizabae Open
A new withanolide, orizabolide (1), together with the known flavonoid rutin (2) were isolated from the aerial parts of Physalis orizabae. Structural elucidation of these compounds was carried out by interpretation of their spectroscopic da…
View article: CCDC 1505704: Experimental Crystal Structure Determination
CCDC 1505704: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1045714: Experimental Crystal Structure Determination
CCDC 1045714: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1421851: Experimental Crystal Structure Determination
CCDC 1421851: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1421850: Experimental Crystal Structure Determination
CCDC 1421850: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1045715: Experimental Crystal Structure Determination
CCDC 1045715: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …