Hammond postulate

States that the transition state resembles the structure of the closest stable species (reactant or product).

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IR spectroscopy Regioselectivity Diastereoselectivity Green chemistry Electron transfer Lewis acid Microwave-assisted synthesis Yield NMR spectroscopy Catalyst Chemical shift Mass spectrometry Selectivity Ligand Nucleophile Electrophile Enantioselectivity Steric hindrance Enantiomeric excess (ee) Chromatography Atom economy Phase-transfer catalysis Kinetics Radical Alkene Retro-aldol reaction Fluorescence Diazo compound Hydrogen bonding pH NMR (nuclear magnetic resonance) Michael addition Leaving group Tautomerism Chelation Density functional theory (DFT) Buffer Solution Steric Effects Oxidative Addition Reductive Elimination Intramolecular Reaction Chemoselectivity Reaction Mechanism Electronic effects UV-Vis Spectroscopy Enolization Substitution Reaction Integration Hydride Transfer Substrate Scope

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