Anthocyanins from red flower tea (Benibana-cha), Camellia sinensis

摘要

Three anthocyanins were isolated from the leaves of red flower tea (Benibana-cha), Camellia sinensis, and their structures were determined by means of chemical and spectroscopic analyses. Two are the anthocyanins, delphinidin and cyanidin 3-O-beta -D-galactosides, respectively. Whereas the third, delphinidin 3-O-beta -D(6-(E)-p-coumaryl)galactopyranoside The anthocyanins were also contained in the flowers of Benibana-cha in different compositions.