abstract |
New diastereomers (+)-di-p-toluoyl-D-tartrate of levo l-ethyl-2-aminomethyl-pyrrolidine, (-)-di-p-toluoyl-L-tartrate of dextro l-ethyl-2-amino-methylpyrrolidine, (-)-di-p-toluoyl-L-tartrate of levo l-ethyl-2-aminomethyl-pyrrolidine or (+)-di-p-toluoyl-D-tartrate of dextro l-ethyl-2-amino-methylpyrrolidine, and process for their preparation. |