Zanapezil (TAK-147) free base is a potent, reversible and selective acetylcholine esterase (AChE) inhibitor. Zanapezil free base shows a potent and reversible inhibition of AChE activity in homogenates of the rat cerebral cortex (IC50=51.2 nM). Zanapezil free base shows a moderate inhibition of muscarinic M1 and M2 receptor binding with Ki values of 234 and 340 nM, respectively. Zanapezil free base can be used for the research of early stages of Alzheimer's disease (AD).

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.