Introduction to General, Organic and Biochemistry
11th Edition
ISBN: 9781285869759
Author: Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher: Cengage Learning
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Question
Chapter 19, Problem 19.39P
Interpretation Introduction
Interpretation:
Show the amide formation from the amino acids.
Concept introduction:
Polyamides are formed between the reaction of dicarboxylic acids and diamines. They are step-growth
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Note these acronyms: HOAC = Acetic Acid; NaOAc = Sodium Acetate; THF = tetrahydrofuran
Ph = Phenyl = C6H5; DMSO = Dimethyl Sulfoxide, H3C-O-H = methanol, NBS = N-Bromo succinimide, LDA =
Lithium Diisopropylamide, DIA = Diisopropyl Amine, ACN=Acetonitrile
Acetone =
Acetic Acid =
THF=
DMSO=
Ph=
H3C
`CH3
HạC
HO,
H3C
CH3
2. Write the major alkene product formed when the bromides below react with the specified base.
NaOH, DMSO solvent
LDA, THF solvent
3. Will the reaction conditions below favor SN2 or E2 chemistry?
Simply write SN2 or E2 on the
right side of the arrow).
a)
Br
LDA, THF solvent
Note these acronyms: HOAC = Acetic Acid; NaOAc = Sodium Acetate; THF = tetrahydrofuran
Ph = Phenyl = C6H5; DMSO = Dimethyl Sulfoxide, H3C-O-H = methanol, NBS = N-Bromo succinimide, LDA =
Lithium Diisopropylamide, DIA = Diisopropyl Amine, ACN=Acetonitrile
Acetone =
Acetic Acid =
THF=
DMSO=
Ph=
H3C
CH3
H3C
HO.
H3C
CH3
1. Circle the bromide below that most rapidly undergoes E2 reaction with NaOH in DMSO. The R group is
tertiary butyl. Use conformational analysis to explain your answer.
2. Write the major alkene product formed when the bromides below react with the specified base.
NaOH, DMSO solvent
-Br
-Ph
Br
NaOH, DMSO solvent
Ph
14. Write the name of different product formed when primary (aniline), secondary (N-methylaniline) and tertiary aromatic amine (N,N-dimethylaniline) reacts with nitrous acid (NaNO2 + HCl).
Chapter 19 Solutions
Introduction to General, Organic and Biochemistry
Ch. 19.1 - Prob. 19.1PCh. 19.4 - Problem 19-2 Complete the equation for each...Ch. 19.4 - Prob. 19.3PCh. 19 - Prob. 19.4PCh. 19 - Write the IUPAC name for each compound.Ch. 19 - Prob. 19.6PCh. 19 - Prob. 19.7PCh. 19 - Prob. 19.8PCh. 19 - Prob. 19.9PCh. 19 - 0 Complete the equations for these reactions.
Ch. 19 - Prob. 19.11PCh. 19 - Prob. 19.12PCh. 19 - Prob. 19.13PCh. 19 - Prob. 19.14PCh. 19 - Prob. 19.15PCh. 19 - 6 Why are Dacron and Mylar referred to as...Ch. 19 - 7 What type of structural feature do the...Ch. 19 - Prob. 19.18PCh. 19 - Prob. 19.19PCh. 19 - 0 Show how triphosphoric acid can form from three...Ch. 19 - 1 Write an equation for the hydrolysis of...Ch. 19 - 2 (Chemical Connections 19A) Locate the ester...Ch. 19 - Prob. 19.23PCh. 19 - Prob. 19.24PCh. 19 - Prob. 19.25PCh. 19 - Prob. 19.26PCh. 19 - Prob. 19.27PCh. 19 - 8 (Chemical Connections 19C) Once it has been...Ch. 19 - Prob. 19.29PCh. 19 - Prob. 19.30PCh. 19 - Prob. 19.31PCh. 19 - Prob. 19.32PCh. 19 - Prob. 19.33PCh. 19 - 4 (Chemical Connections 19F) Why do Lactomer...Ch. 19 - Prob. 19.35PCh. 19 - Prob. 19.36PCh. 19 - Prob. 19.37PCh. 19 - 8 In Chapter 22, we will discuss a class of...Ch. 19 - Prob. 19.39PCh. 19 - Prob. 19.40PCh. 19 - Prob. 19.41PCh. 19 - Prob. 19.42PCh. 19 - Prob. 19.43PCh. 19 - Prob. 19.44PCh. 19 - Prob. 19.45PCh. 19 - Prob. 19.46PCh. 19 - Prob. 19.47PCh. 19 - Prob. 19.48PCh. 19 - Prob. 19.49P
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