When the aromatic ring attacks a strong electrophile, E*, via the mechanism shown which of the following intermediates is produced? OH E (A) OH (В) OH (C) ОН (D) OH • Rectangular Snip
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- Predict the product of the following reactions. Part A Part B NaOEt,EtOH, NaOMe,MeOH, heat H30+quenchPredict the product formed in the nucleophilic aromatic substitution reaction between 1-chloro-2,4-dinitrobenzene and sodium methoxide (NaOCH3). Draw the mechanism for the reaction, showing why the product you have selected is formed.Which of the following substituents is ortho/para directing and deactivating in electrophilic aromatic substitution reactions? A. Br B. Ph C. OMe D. NH2
- Treatment of 1-aminoadamantane, C10H17N, with methyl 2,4-dibromobutanoate in the presence of a nonnucleophilic base, R3N, involves two successive SN2 reactions and gives compound A. Propose a structural formula for compound A.what is the structure of o-methylphenoxide anion and what is its pKa?Predict the products obtained from the reaction of triolein with the following reagents.(a) NaOH in water (b) H2 and a nickel catalyst (c) Br2 in CCl4(d) ozone, then dimethyl sulfide (e) warm KMnO4 in water (f) CH2I2>Zn(Cu)
- When the enzymatic decarboxylation of acetoacetate is carried out in H218O, all the acetone that is formed contains 18O. What does this tell you about the mechanism of the reaction?show the generation of the electrophile and predict the products.(a) benzene + cyclohexene + HFWhen the rate constants for the hydrolysis of several morpholine enamines of para-substituted propiophenones are determined at pH 4.7, the r value is positive; however, when the rates of hydrolysis are determined at pH 10.4, the r value is negative. a. What is the rate-determining step of the hydrolysis reaction when it is carried out in a basic solution? b. What is the rate-determining step of the hydrolysis reaction when it is carried out in an acidic solution?
- Using the following azo dye structures, identify the nucleophile and electrophile belowExplain mechanism - Base-Catalyzed Addition of H2O to a Carbonyl Group ?a. Compound X is benzene, Y is acetic anhydride acid. Complete the following scheme and determine Z! b. Determine which reagents except acetic acid anhydrides can replace Y!