1. From what diene and dienophile could each of the following be made? (2 pts. each)...
3. What combination of acid chloride and arene would you chose to prepare each of the following compounds by Friedel-Crafts acylation? (2 pt. each) a. C. ÇN ON
19. [04 pts.] What diene and dienophile would react to give the following Diels-Alder product? dienophile diene 20. [06 pts.] Label each compound as aromatic, antiarobave planar rings. at atic or not aromatic. Assume that those compounds that are completely conjugated a. в-н 21. [04 pts.] Give the systematic name for each of the following compounds. 22. [04 pts.] Draw all possible resonance structures for the following molecule.
2. Starting from benzene, propose a step-by-step reaction sequence that would produce the following molecule (8 pts.) NO2 OH
Question 4 (10 pts) Each of the following compounds can be made with a Friedel-Crafts acylation. Identify the acyl chloride and the aromatic compound you would use to produce each compound. EXPLAIN YOUR CHOICES ON. yola OCH3 OCH3 H3CO
What combination of diene and dienophile would you choose in order to prepare each of the following compounds?
Question 15 4 pts Consider the diene and dienophile required to make each of the following Diels-Alder adducts. Which of these would be created the most rapidly (hint: numbering helps). HO. HO, OH A D E C CA B OD
Question 15 4 pts Consider the diene and dienophile required to make each of the following Diels-Alder adducts. Which of these would be created the most rapidly (hint: numbering helps). OH OH HO. HO, HO. HO" HO: ОН A B C D E OD O C 0 A OB
Write a structural formula for the product from Friedel-Crafts alkylation or acylation of benzene for each compound: CI olar a) b) Complete these electrophilic aromatic substitution reactions. Br SOZH heat + H2SO4 b) HNO3 H2SO4 Predict the major product of each electrophilic aromatic substitution OH OH NO2 Br2 b) NO2 SOZ H2SO4 CH3 c) Br2 AICI: SO3H
using any of the starting material from the previous table, create a mechanism for the following reactions Use this table to answer the following questions in this week's exercise Complex Benzene Reactions Using any of the starting material from the previous table, create a mechanism for the following reactions: Redox reagents Starting compounds Common reactions H Pd-C, Fe HCI, ar Sn HC 2n(Hg)-HCI- NH NH OH- KMnD Na:Cr O: +H,SO, HO Nitration Benzene Sulfonation Toluene 1) Friedel-Crafts acylation of benzene...
QUESTION 1 Which of the following compounds could be made most easily in one step from benzene using a Friedel-Crafts reaction? с A C B C c B