title: [Pyrrolizidine. V. Preparation of pure diastereoisomers of pyrrolizidine-2-carboxylic acids and 2-hydroxymethylpyrrolizidines].
mesh_terms: D002264:Carboxylic Acids / Q000138:chemical synthesis; D055598:Chemical Phenomena; D002621:Chemistry; D003500:Cyclization; D011758:Pyrroles / Q000138:chemical synthesis*; D013237:Stereoisomerism
chemical_list: D002264:Carboxylic Acids; D011758:Pyrroles
vernacular_title: Pyrrolizidine V. Zur Darstellung diastereoisomer einheitlicher Pyrrolizidin-2-carbonsäuren und 2-Hydroxymethylpyrrolizidine