Quiz_3 - Quiz 3 2 7) What is the major product of the...

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Chem 267 Quiz 3 1 1) What reagents are typically required to accomplish bromination of an aromatic ring? 1) 2) 3) 4) Br 2 +HBr Br 2 +hea t Br 2 +H 2 SO 4 Br 2 +A lB r 3 A) 1 B) 2 C) 3 D) 4 2) Which of the following resonance structure(s) is/are involved in an electrophilic aromatic bromination? 1) 2) 3) 4) 5) Br Br Br Br H Br H H H H H H A) 5 B) 2 and 4 C) 1 and 3 D) 2, 3, and 5 E) 1, 2, 3, and 5 3) Which electrophilic aromatic substitution reactions are reversible? A) Halogenation B) Acylation C) Nitration D) Sulfonation E) Alkylation 4) What is the product of the following reaction? A) 1 B) 2 C ) 3 D) 4 1) 2) 3) 4) H 2 SO 4 HNO 3 NH 2 NO 2 NO 2 H SO 3 H SO 2 H 5) E) 5 5) Which of the following reactions of benzene usually produces polysubstituted products? A) Halogenation B) Acylation C) Nitration D) Sulfonation E) Alkylation 6) What is the major product of the following reaction? A) 1 B) 2 C) 3 D) 4 E) 5 1) 2) 3) 4) HCl AlCl 3 5)
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Chem 267
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Unformatted text preview: Quiz 3 2 7) What is the major product of the following reaction? A) 1 B) 2 C) 3 D) 4 E) 5 8) What is the major mono-substituted product formed when the following compound is nitrated? 9) What is the final product formed in the following set of reactions? 10 Each of the five disubstituted benzenes is nitrated. In which of theses cases does the arrow not indicate the chief position of nitration? A) 1 B) 2 C) 3 D) 4 E) 5 1) 2) 3) 4) 5) OH O O + O 1) SOCl 2 2) AlCl 3 4) H 2 O 3) H 2 , Pd EtOH O O O O O O CCH 3 O H 2 SO 4 HNO 3 O O CCH 3 O NO 2 A) B) O CCH 3 O NH 2 O CCH 3 O O CCH 3 O NO 2 C) D) O O O H 2 N O E) O CCH O 3 NH 3 O OCOCH 3 H 2 SO 4 OH OCOCH 3 SO 3 H OCOCH 3 SO 3 H OCOCH 3 OH A) B) C) D) E) ? conc. + heat dilute H 2 SO 4 / H 2 O ? OH Cl COOH NO 2 NHCOCH 3 CH 3 COH CH 3 CH 3 OH 1) 2) 3) 4) 5)...
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This note was uploaded on 09/15/2010 for the course SCIENCE 267 taught by Professor Sjdifoa during the Winter '09 term at University of Warsaw.

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Quiz_3 - Quiz 3 2 7) What is the major product of the...

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