title: [Reduction of cyclic imides. I. Reduction of alpha-methyl- and alpha,alpha-dimethyl-succinimide by sodium borohydride and synthesis of 3-diphenylmethylene-1,1,2,4,4-pentamethylpyrrolidinium iodide from its reduction product].
mesh_terms: D001555:Benzene Derivatives / Q000138:chemical synthesis; D001894:Borohydrides; D003500:Cyclization; D010084:Oxidation-Reduction; D011759:Pyrrolidines / Q000138:chemical synthesis*; D011760:Pyrrolidinones; D000644:Quaternary Ammonium Compounds / Q000138:chemical synthesis; D013388:Succinimides
chemical_list: D001555:Benzene Derivatives; D001894:Borohydrides; D011759:Pyrrolidines; D011760:Pyrrolidinones; D000644:Quaternary Ammonium Compounds; D013388:Succinimides