对氰基溴化苄 、 tert-butyl 7-[2-aminoethyl]-3,7-diazabicyclo[3.3.1]nonane-3-carboxylate 以
乙腈 为溶剂,
反应 32.0h,
以to give the title compound in a 74% yield的产率得到tert-Butyl 7-{2-[4-cyanobenzylamino]ethyl}-3,7-diazabicyclo[3.3.1]-nonane-3-carboxylate
There is provided a compound of formula I,
wherein R1, R2, R9, R10, R11, R12, X, A and B have meanings given in the description, which are useful in the prophylaxis and in the treatment of arrhythmias, in particular atrial and ventricular arrhythmias.