Characteristic 1H NMR Chemical Shifts Type of Hydrogen Chemical Shift Type of Hydrogen Chemical Shift (R=Alkyl, Ar=Aryl) (ppm) (R=Alkyl, Ar=Aryl) (ppm) (CH3)4Si 0 (by definition) RCH3 0.9 RCH=O 9.5-10.1
Characteristic 1H NMR Chemical Shifts Type of Hydrogen (R=Alkyl, Ar=Aryl) Chemical Shift (ppm) Type of Hydrogen (R=Alkyl, Ar=Aryl) Chemical Shift (ppm) (CH3)4Si 0 (by definition) RCH3 0.9 RCH=O 9.5-10.1
49th_IChO_PreparatoryProblem.docx