CHEM 2211 1nd Edition Lecture 31 Outline of Last Lecture I E2 reactions Outline of Current Lecture I E1 reactions Current Lecture E1 reactions Stand for elimination reactions 1 for unimolecular Unimolecular Only one molecule is involved in the rate determining step Rate law Rate k alkyl halide The rate is linearly dependent on the concentration of the alkyl halide The E1 reaction is a two step reaction slow rate determining step first then a fast reaction to product Mechanism CH3 CH3 CH3 3C Br CH2 C CH3 CH3 C CH3 H3O H H2O These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute Only tertiary alkyl halides undergo E1 reactions For alkyl halides with the same alkyl group the order of most reactive to least reactive is RI RBr RCl RF
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