Student's Solutions Manual for Organic Chemistry
9th Edition
ISBN: 9780134160375
Author: Leroy G. Wade, Jan W. Simek
Publisher: PEARSON
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Textbook Question
Chapter 24, Problem 24.34SP
Write the complete structures for the following peptides. Tell whether each peptide is acidic, basic, or neutral.
- a. methionylthreonine
- b. threonylmethionine
- c. arginylaspartyllysine
- d. Glu-Cys-Gln
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15. What is the order of decreasing reactivity towards nucleophilic acyl substitution for the
carboxylic acid derivatives? (most reactive first)
0
O
H3C COC CH3 H₂C C N(CH3)2 H3C C OCH3
A.
a.
I, 11, 111,
b.
I, III, IV, II
C.
II, IV, III, I
°
(CH3)2CH C OCH3
IV
d. II, I, III, IV
B. R COCR
0
0
0
13=
RC NH2
RC OR
RC CI
===
IV
a.
I, III, II, IV
b. II, III, I, IV
C.
III, II, I, IV
d. IV, I, III, II
Draw the formula of the product obtained by reacting D-Tallose with bromine water.
Choose the best reagent(s) for carrying out the following conversions from the list below. Place the
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a.
KMnO4, H3O+
b. Tollens' Reagent [oxidizing reagent]
C.
NaBH4, ethanol
d.
1. BH3 2. H3O+
e.
1. CH3MgBr, ether 2. H3O+
f.
CrO3, H2SO4, H₂O
g. 1. Mg, ether 2. CO2
3. H3O+
h.
1. NaCN 2. H2SO4, H2, heat
i.
O3, then Zn and HOAC
j.
CH₂I
A.
B.
C.
CH CH=CHCH2COOH
Br
CEN
CH COOH + HOOCCH COOH
COOH
010
CH3
Chapter 24 Solutions
Student's Solutions Manual for Organic Chemistry
Ch. 24.2A - Draw three-dimensional representations of the...Ch. 24.2A - Prob. 24.2PCh. 24.2B - The herbicide glyphosate (Roundup) kills plants by...Ch. 24.4 - Draw the structure of the predominant form of a....Ch. 24.4 - Draw the resonance forms of a protonated guanidino...Ch. 24.4 - Although tryptophan contains a heterocyclic amine,...Ch. 24.4 - Prob. 24.7PCh. 24.4 - Prob. 24.8PCh. 24.5A - Show how the following amino acids might be formed...Ch. 24.5B - Prob. 24.10P
Ch. 24.5C - Prob. 24.11PCh. 24.5C - Show how you would use a Strecker synthesis to...Ch. 24.6 - Suggest how you would separate the free i-ammo...Ch. 24.7A - Propose a mechanism for the acid-catalyzed...Ch. 24.7A - Give equations for the formation and...Ch. 24.7B - Prob. 24.16PCh. 24.7C - Prob. 24.17PCh. 24.8B - Draw the complete structures of the following...Ch. 24.9C - Prob. 24.19PCh. 24.9C - Prob. 24.20PCh. 24.9C - Prob. 24.21PCh. 24.9E - Prob. 24.22PCh. 24.9E - Prob. 24.23PCh. 24.10A - Propose a mechanism for the coupling of acetic...Ch. 24.10B - Show how you would synthesize Leu-Gly-Ala-Val-Phe...Ch. 24.10B - Show how solid-phase peptide synthesis would be...Ch. 24 - a. The isoelectric point (pl) of phenylalanine is...Ch. 24 - Prob. 24.28SPCh. 24 - Prob. 24.29SPCh. 24 - Prob. 24.30SPCh. 24 - Prob. 24.31SPCh. 24 - Suggest a method for the synthesis of the...Ch. 24 - Prob. 24.33SPCh. 24 - Write the complete structures for the following...Ch. 24 - The following structure is drawn in an...Ch. 24 - Prob. 24.36SPCh. 24 - Prob. 24.37SPCh. 24 - Show the steps and intermediates in the synthesis...Ch. 24 - Prob. 24.39SPCh. 24 - Lipoic acid is often found near the active sites...Ch. 24 - Prob. 24.41SPCh. 24 - Prob. 24.42SPCh. 24 - Prob. 24.43SPCh. 24 - Complete hydrolysis of an unknown basic...Ch. 24 - Prob. 24.45SPCh. 24 - Prob. 24.46SPCh. 24 - Prob. 24.47SP
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