What role does aniline play in Nucleophilic Aromatic Substitution reactions?
Reactions of aromatic compounds are: -Addition -Reduction -Electrophilic aromatic substitution -Nucleophilic aromatic substitution
What are some uses of Nucleophilic Aromatic Substitution reactions in industry? Why is the reaction important?
a. Which of the following two nucleophilic aRomatic substitution Reactions would you expect to proceed at Faster Rate. Explain in detail the Reasoning which led нь урик (one/31e + NaOH ol + NaBr O 00+ 001 09 --> + & Na Bir ol + NaO A
Question 5 Which of the following chlorobenzenes does not undergo nucleophilic aromatic substitution upon treatment with NaNH 2? 2 3 ООО a. 1 b.2 c. 3 d.4
what are nucleophilic substitution reactions used for and why are the important?
11. Show the product and use arrows to show the mechanism for
the Nucleophilic Aromatic Substitution Reaction below. Assume
benzyne is an intermediate. Just write B: to represent a strong
base reacting with the aromatic ring. (5 points)
11. Show the product and use arrows to show the mechanism for the Nucleophilic Aromatic Substitution Reaction below. Assume benzyne is an intermediate. Just write B: to represent a strong base reacting with the aromatic ring. (5 points) strong base NH CI
Choose the incorrect statement for the electrophilic aromatic substitution. a) Bromo group deactivating b) Aniline is more reactive than benzene b) Nitrobenzene is meta-directing d) Acetophenone is para-directing e) Biphenyl undergoes electrophilic aromatic substitution.
N(CH3)3 OH 1. heat 95% 5% (E & Z) он 2. H2N a - Proton transfer dSN2 Nucleophilic substitution b- Lewis acid/base e-Electrophilic aromatic substitution c=E2 elimination f= g Nucleophilic subs at carbonyl(acyl Xfer) h-Conjugate (nucleophilic) addn r-carbonyl nucleophilic addn Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a i for your answers. 1. 2.
N(CH3)3 OH 1. heat 95% 5% (E & Z) он 2. H2N a -...
What role do enzymes play in chemical reactions?
What role do enzymes play in chemical reactions? O O A. Lower amount of activation energy needed for reaction to occur. B. raise activation energy level C. maintain a neutral pH D. Provide an energy source for the reaction
18. Classify the following molecules in terms of how fast they will undergo nucleophilic aromatic substitution, label them as "fast S.Ar. Label the ones that would be fast under electrophilic aromatic substitution as "fast Ear. Those that would not react label as neither. NO,