Astringin (trans-Astringin) 是一种天然糖苷，存在于云杉 (Picea sitchensis) 和挪威云杉 (Picea abies)，葡萄 (Vitis vinifera) 细胞培养物和葡萄酒中。Astringin 具有强大的抗氧化能力和癌症化学预防活性。
CAS：29884-49-9
分子式：C20H22O9
分子量：406.38
纯度：98%
存储：Store at -20°C

Background:

Astringin (trans-Astringin) is a natural glycoside found in the bark of Picea sitchensis and Picea abies (Norway spruce), in Vitis vinifera cell cultures and in wine. Astringin has potent antioxidant capacity and cancer-chemopreventive activity[1].

[1]. Le TK, et al. Highly regioselective hydroxylation of polydatin, a resveratrol glucoside, for one-step synthesis of astringin, a piceatannol glucoside, by P450 BM3. Enzyme Microb Technol. 2017 Feb;97:34-42.