and market demand continues to rise.

β-cyclodextrin has low cost and simple production process. it is currently the only cyclodextrin product that can be produced on a large scale and is widely used. hydroxypropyl-β-cyclodextrin (hp-β-cd) is an etherified derivative of β-cyclodextrin, which is produced by the condensation reaction of β-cyclodextrin and 1,2-epoxypropane. hydroxypropyl-β-cyclodextrin is easily soluble in water, has high safety…