With 2 - phenyl benzo - pyran structure, also known as anthocyanin pigments, the base element for the flower pigments, 2 - phenyl - benzo - pyrone, also known as anthoxanthin class.
具有2 -苯基苯并吡喃结构的也称为花青素类色素,为花色索的基元,2 -苯基苯并吡喃酮也称花黄素类。
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The results showed that the content of anthoxanthin, Zn, caffeine and anthocyanin in the special purple tea was higher than that in Yunkang 10, while that of theanine and catechin is lower.