title: Preparation of some carbohydrate pyrazolines by cycloaddition of diazomethane to nitroalkenic sugars.
mesh_terms: D000475:Alkenes; D003978:Diazomethane; D007202:Indicators and Reagents; D009682:Magnetic Resonance Spectroscopy; D009574:Nitro Compounds; D009904:Optical Rotation; D011720:Pyrazoles / Q000138:chemical synthesis*
chemical_list: D000475:Alkenes; D007202:Indicators and Reagents; D009574:Nitro Compounds; D011720:Pyrazoles; D003978:Diazomethane