(2-Hydroxypropyl)-β-cyclodextrin (Hydroxypropyl betadex, Hydroxypropyl-β-cyclodextrin, HP-β-CD)，又称羟丙基-β-环糊精，是环状寡糖，具有刚性的环形结构，是天然的络合剂，常用作药物递送载体，提高难溶性药物的水溶性，增加药物稳定性和利用度。

参考文献

[1] Song W, et al. 2-Hydroxypropyl-β-cyclodextrin promotes transcription factor EB-mediated activation of autophagy: implications for therapy. J Biol Chem. 2014 Apr 4;289(14):10211-22.

[2] Yokoo M, et al. 2-Hydroxypropyl-β-Cyclodextrin Acts as a Novel Anticancer Agent. PLoS One. 2015 Nov 4;10(11):e0141946.

[3] Ren B, et al. HP-β-cyclodextrin as an inhibitor of amyloid-β aggregation and toxicity. Phys Chem Chem Phys. 2016 Jul 27;18(30):20476-85.

冰袋运输。粉末直接保存于-25~-15℃，有效期3年。建议分装后-25~-15℃干燥保存，避免反复冻融。