TC-6683 (AZD1446) is a potent and highly selective α4β2 nAChR agonist with Ki of 30/34 nM against hα4β2/rα4β2, with little to no affinity against h α3β2 and h α7 (Ki>6.7 uM).TC-6683 (10 uM) produced <30% inhibition of specific binding or enzyme activity at all targets except the human (87%) and murine (97%) 5-HT3 receptors at a panel of 70 receptors, ion channels, and enzymes at NovaScreen/Caliper.TC-6683 (AZD1446) enhanced working memory in the object recognition paradigm in rats at every dose tested (0.1−3 mg/kg, po), exhibited favorable pharmaceutical properties and in vivo efficacy in animal models.

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.