(3S)-1-Azabicyclo[2.2.2]octan-3-carbonochloridate is an intermediate in the synthesis of (1R,3S)-Solifenacin Succinate (S676695) which is an impurity of Solifenacin Succinate (S676701), a muscarinic M3 receptor antagoinst and used in treatment of urinary incontinence.