## 51B. Lecture 25. Electrophilic Aromatic Substitution Part 2.

#### Recorded March 13, 2013.

Index of Topics:

00:10- Red Tide Kills Record Number of Manatees

01:02- Molecular structure of brevetoxin A

02:56- 18.1: Five Important Electrophilic Aromatic Substitution Reactions

04:21- 18.5: Friedel-Crafts Alkylation with AlCl3 and Alkyl halides

09:37- 18.5: Friedel Crafts Alkylation without

14:32- 18.6, 18.7, 18.8: Substituents Affect Rates and Regiochemistry in E.A.S.

20:43- 18.9: Compare Arenium Ions to Explain Regiochemistry

26:41- 18.6: Substituents that favor ortho, para substitution

31:13- 18.6: Substituents that favor meta substitution

35:56- 18.6: L.P. Resonance Donor Effects Outcompete Inductive Effects

40:32- 18.7: Summary of EAS Substituent Effects-Know This Summary

45:43- 18.10: Special Rules for Friedel-Crafts Reactions

46:33- 18.9: Don't Confuse the directing group with the new substituent

49:58- 18.10: Special Rules fro Friedel-Crafts Reactions (revisited)

Required attribution: Vranken, David Van. Organic Chemistry 51B (UCI OpenCourseWare: University of California, Irvine), ocw.uci.edu/courses/chem_51b_org....html. [Access date]. License: Creative Commons Attribution-ShareAlike 3.0 United States License (creativecommons.org/licenses/by-...n_US).

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