Strophanthidin
Encyclopedia
k-Strophanthidin is a cardenolide
found in species of the genus
Strophanthus
. It is the aglycone
of k-strophanthin, an analogue
of ouabain
. k-strophanthin is found in the ripe seeds of Strophanthus kombé.
Cardenolide
Cardenolide is a type of steroid. Many plants contain derivatives, collectively known as cardenolides, including many in the form of cardenolide glycosides...
found in species of the genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
Strophanthus
Strophanthus
Strophanthus is a genus of 35-40 species of flowering plants in the family Apocynaceae, native mainly to tropical Africa, extending to South Africa, with a few species in Asia, from southern India to the Philippines and southern China. The name derives from the long twisted threadlike segments of...
. It is the aglycone
Aglycone
An aglycone is the non-sugar compound remaining after replacement of the glycosyl group from a glycoside by a hydrogen atom. The spelling aglycon is sometimes encountered .Classes of phytochemicals found in the aglycone and glycosides forms :...
of k-strophanthin, an analogue
Analog (chemistry)
In chemistry, a structural analog , also known as chemical analog or simply analog, is a compound having a structure similar to that of another one, but differing from it in respect of a certain component. It can differ in one or more atoms, functional groups, or substructures, which are replaced...
of ouabain
Ouabain
Ouabain which is also named g-strophanthin, is a poisonous cardiac glycoside.-Sources:Ouabain is found in the ripe seeds of African plants Strophanthus gratus and the bark of Acokanthera ouabaio.-Function:...
. k-strophanthin is found in the ripe seeds of Strophanthus kombé.