New Syntheses of 1-Amino- and 1-(2-Aminoethyl)-2,6-dicyanopiperidines and Diazabicyclo Compounds by a Strecker Reaction Using Glutaraldehyde and Diamines, and Their Stereochemistry
New Syntheses of 1-Amino- and 1-(2-Aminoethyl)-2,6-dicyanopiperidines and Diazabicyclo Compounds by a Strecker Reaction Using Glutaraldehyde and Diamines, and Their Stereochemistry