title: [Studies on the new synthetic procedure of semisynthetic penicillin. II. The reaction of iminoethers and acid chlorides].
mesh_terms: D002264:Carboxylic Acids; D055598:Chemical Phenomena; D002621:Chemistry; D002712:Chlorides; D004987:Ethers; D006846:Hydrocarbons, Halogenated; D007097:Imines; D009682:Magnetic Resonance Spectroscopy; D010406:Penicillins / Q000138:chemical synthesis*
chemical_list: D002264:Carboxylic Acids; D002712:Chlorides; D004987:Ethers; D006846:Hydrocarbons, Halogenated; D007097:Imines; D010406:Penicillins