Trinity College Dublin

Skip to main content.

Top Level TCD Links

CH4002 Physical Organic Chemistry

Ring-closure reactions and Baldwin's Rules. Elimination reactions. E1, E2 and E1cB mechanisms. Hoffman and Saytzeff Rules. Variable transition state theory. Stereochemistry of elimination reactions.

Syn-eliminations. Structure of carbocations. Neighbouring group participation in substitution reactions. Participation by aryl rings and by enes.

Classical vs non-classical carbocations. Aromaticity of non-benzenoid hydrocarbons and related compounds. Cyclopropenyl cation, cyclopentadienyl anion, tropylium cation. Cyclobutadiene. Larger ring systems. Homoaromaticity. Woodward-Hoffman Rules using frontier orbital approach. Cycloaddition reactions. Sigmatropic rearrangements. Electrocyclic reactions. Cheleotropic reactions.

Go to Previous ... CH4001

Back to Senior Sophister Page

Go to Next ... CH4003

Last updated 24 August 2016 by School of Chemistry (Email).