Ochem 2 Final Study GuideChapter 14:- Allylic Radicalso Stabilityo Halogenation- Allylic Halideso SN1 & SN2- Allylic Organometallic Reagentso Grignards- Conjugate Dieneso Trans > ciso Electrophilic attacks Thermodynamic control Kinetic control Addition of HX and X2o More conjugation = longer wavelength = lower energy- Diels-Alder Cycloaddition- Electrocyclic Additiono Heat vs. UV lighto Conrotatory vs. disrotatory- UV spectroscopyChapter 15: Benzene & Aromaticity- Nomenclatureo Para-, ortho-, meta-, ipso-- Spectra- Huckel’s Ruleo 4n + 2, planar, conjugated = aromatic o 4n = anti-aromatic- Electrophilic Aromatic Substitution- Reactions of Benzeneo Halogenationo Nitrosationo Sulfonation- Friedal-Craftso Alkylation rearrangemento Acylationo Does not occur on deactivated ringsChapter 16: Electrophilic Attack on Derivatives of Benzene- Activation & Deactivation of ringso Disubstituted rings More powerful activator wins out No ortho- attacks to bulky
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