Optically Active Amino Aldehydes. II. Preparation of Cyclic Acetals of Quaternary Amino Aldehydes; Contribution to the Knowledge of the Stereospecificity of Muscarinic Activity1
Optically Active Amino Aldehydes. II. Preparation of Cyclic Acetals of Quaternary Amino Aldehydes; Contribution to the Knowledge of the Stereospecificity of Muscarinic Activity<sup>1</sup>