Lecture 25-halogenation

Lecture 25-halogenation - CH310/318MSp.2011 Lecture25...

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Lecture 25 Hammond’s postulate Radical halogenation of alkenes : : : Announcements : : : No office hours next Thursday CH 310/318M – Sp.2011
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Last Time Retrosynthesis Halogenation of alkanes – 3 part mechanism Initiation: radical chain mechanism begins, increase [radical] Propagation: radicals react with molecules to make new radicals and new molecules,  [radicals] same Termination: radicals combine to destroy radicals, [radical] decreases V. Patman 2 CH 310/318M – Sp.2011 Thurs 4.2111
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Transition states will most resemble the  species they are closest in energy to. For exothermic reactions, [TS] reached early,  resembles reactants (A). For endothermic reactions, [TS] reached later,  resembles products (B). Thurs 4.2111
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This note was uploaded on 09/25/2011 for the course CH 318M taught by Professor Bocknack during the Spring '08 term at University of Texas.

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Lecture 25-halogenation - CH310/318MSp.2011 Lecture25...

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