Documents Common 1 H NMR Patterns 1. triplet (3H) + quartet (2H) -CH 2 CH 3 2. doublet (1H) + doublet (1H)...

Common 1H NMR Patterns 1. triplet (3H) + quartet (2H) -CH2CH3 2. doublet (1H) + doublet (1H) -CH-CH- 3. large singlet (9H) t-butyl group 4. singlet 3.5 ppm (3H) -OCH3 group…

Documents Solving NMR Problems

Solving NMR Problems 1. Check the molecular formula and degree of unsaturation. How many rings/double bonds? 2. Make sure that the integration adds up to the total number…