Stryphnodendron adstringens
Encyclopedia
Stryphnodendron adstringens is a species of legume in the genus Stryphnodendron
found in Brazil.
S. adstringens stem bark is used to produce tannins of the prorobinetinidins (flavanols oligomers containing robinetinidol) or prodelphinidin
s type. These are robinetinidol-(4β → 8)-epigallocatechin, robinetinidol-(4α → 8)-epigallocatechin, robinetinidol-(4β → 8)-epigallocatechin 3-O-gallate, robinetinidol-(4α → 8)-epigallocatechin 3-O-gallate, robinetinidol-(4α → 6)-gallocatechin and robinetinidol-(4α → 6)-epigallocatechin, in addition to the tentatively characterized, robinetinidol [4β → 6(8)]-gallocatechin and robinetinidol-(4α → 8)-gallocatechin.
Stryphnodendron
Stryphnodendron is a genus of legume in the Fabaceae family.It contains the following species:* Stryphnodendron adstringens* Stryphnodendron coriaceum* Stryphnodendron guianense* Stryphnodendron harbesonii...
found in Brazil.
S. adstringens stem bark is used to produce tannins of the prorobinetinidins (flavanols oligomers containing robinetinidol) or prodelphinidin
Prodelphinidin
Prodelphinidin is a name for the polymeric tannins composed of gallocatechin.Prodelphinidin can be found in the pomegranate, in green tea leaves and in Myrica rubra....
s type. These are robinetinidol-(4β → 8)-epigallocatechin, robinetinidol-(4α → 8)-epigallocatechin, robinetinidol-(4β → 8)-epigallocatechin 3-O-gallate, robinetinidol-(4α → 8)-epigallocatechin 3-O-gallate, robinetinidol-(4α → 6)-gallocatechin and robinetinidol-(4α → 6)-epigallocatechin, in addition to the tentatively characterized, robinetinidol [4β → 6(8)]-gallocatechin and robinetinidol-(4α → 8)-gallocatechin.