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Essential Organic Chemistry, Global Edition

Essential Organic Chemistry, Global Edition

Paula Yurkanis Bruice

(2015)

Additional Information

Book Details

Abstract

For one-term courses in Organic Chemistry.

A comprehensive, problem-solving approach for the brief Organic Chemistry course.
Modern and thorough revisions to the streamlined, Essential Organic Chemistry focus on developing students’ problem solving and analytical reasoning skills throughout organic chemistry. Organized around reaction similarities and rich with contemporary biochemical connections, Bruice’s Third Edition discourages memorization and encourages students to be mindful of the fundamental reasoning behind organic reactivity: electrophiles react with nucleophiles.
 
Developed to support a diverse student audience studying organic chemistry for the first and only time, Essentials fosters an understanding of the principles of organic structure and reaction mechanisms, encourages skill development through new Tutorial Spreads and and emphasizes bioorganic processes. Contemporary and rigorous, Essentials addresses the skills needed for the 2015 MCAT and serves both pre-med and biology majors.
 
Also Available with MasteringChemistry®
This title is also available with MasteringChemistry — the leading online homework, tutorial, and assessment system, designed to improve results by engaging students before, during, and after class with powerful content. Instructors ensure students arrive ready to learn by assigning educationally effective content before class, and encourage critical thinking and retention with in-class resources such as Learning Catalytics™. Students can further master concepts after class through traditional and adaptive homework assignments that provide hints and answer-specific feedback. The Mastering gradebook records scores for all automatically graded assignments in one place, while diagnostic tools give instructors access to rich data to assess student understanding and misconceptions. MasteringChemistry brings learning full circle by continuously adapting to each student and making learning more personal than ever–before, during, and after class.

Table of Contents

Section Title Page Action Price
Cover Cover
Title Page 5
Copyright Page 6
Brief Table of Contents 7
Contents 8
Preface 19
About the Author 23
Chapter 1 Remembering General Chemistry: Electronic Structure and Bonding 29
Natural Organic Compounds Versus Synthetic Organic Compounds 30
1.1 The Structure of an Atom 31
1.2 How the Electrons in an Atom Are Distributed 32
1.3 Ionic and Covalent Bonds 34
1.4 How the Structure of a Compound Is Represented 40
PROBLEM-SOLVING STRATEGY 42
1.5 Atomic Orbitals 45
1.6 How Atoms Form Covalent Bonds 46
1.7 How Single Bonds Are Formed in Organic Compounds 47
1.8 How a Double Bond Is Formed: The Bonds in Ethene 50
Diamond, Graphite, Graphene, and Fullerenes: Substances that Contain Only Carbon Atoms 52
1.9 How a Triple Bond Is Formed: The Bonds in Ethyne 52
1.10 The Bonds in the Methyl Cation, the Methyl Radical, and the Methyl Anion 54
1.11 The Bonds in Ammonia and in the Ammonium Ion 56
1.12 The Bonds in Water 57
Water-A Compound Central to Life 58
1.13 The Bond in a Hydrogen Halide 58
1.14 Summary: Hybridization, Bond Lengths, Bond Strengths, and Bond Angles 60
PROBLEM-SOLVING STRATEGY 62
1.15 The Dipole Moments of Molecules 63
SOME IMPORTANT THINGS TO REMEMBER 64
PROBLEMS 65
Chapter 2 Acids and Bases: Central to Understanding Organic Chemistry 68
2.1 An Introduction to Acids and Bases 68
2.2 pKa and pH 70
Acid Rain 72
2.3 Organic Acids and Bases 72
Poisonous Amines 73
PROBLEM-SOLVING STRATEGY 75
2.4 How to Predict the Outcome of an Acid-Base Reaction 76
2.5 How to Determine the Position of Equilibrium 76
2.6 How the Structure of an Acid Affects Its pKa Value 77
2.7 How Substituents Affect the Strength of an Acid 81
PROBLEM-SOLVING STRATEGY 82
2.8 An Introduction to Delocalized Electrons 83
Fosamax Prevents Bones from Being Nibbled Away 84
2.9 A Summary of the Factors that Determine Acid Strength 85
2.10 How pH Affects the Structure of an Organic Compound 86
PROBLEM-SOLVING STRATEGY 87
Aspirin Must Be in Its Basic Form to Be Physiologically Active 88
2.11 Buffer Solutions 89
Blood: A Buffered Solution 89
SOME IMPORTANT THINGS TO REMEMBER 90
PROBLEMS 91
TUTORIAL Acids and Bases 93
Chapter 3 An Introduction to Organic Compounds 101
3.1 How Alkyl Substituents Are Named 104
Bad-Smelling Compounds 105
3.2 The Nomenclature of Alkanes 108
How is the Octane Number of Gasoline Determined? 110
3.3 The Nomenclature of Cycloalkanes • Skeletal Structures 111
PROBLEM-SOLVING STRATEGY 112
3.4 The Nomenclature of Alkyl Halides 114
PROBLEM-SOLVING STRATEGY 114
3.5 The Classification of Alkyl Halides, Alcohols, and Amines 115
Nitrosamines and Cancer 115
3.6 The Structures of Alkyl Halides, Alcohols, Ethers, and Amines 116
3.7 Noncovalent Interactions 118
PROBLEM-SOLVING STRATEGY 121
Drugs Bind to Their Receptors 122
3.8 Factors that Affect the Solubility of Organic Compounds 122
Cell Membranes 125
3.9 Rotation Occurs About Carbon-Carbon Single Bonds 125
3.10 Some Cycloalkanes have Angle Strain 128
Von Baeyer, Barbituric Acid, and Blue Jeans 129
3.11 Conformers of Cyclohexane 129
3.12 Conformers of Monosubstituted Cyclohexanes 132
Starch and Cellulose-Axial and Equatorial 133
3.13 Conformers of Disubstituted Cyclohexanes 134
PROBLEM-SOLVING STRATEGY 134
3.14 Fused Cyclohexane Rings 137
Cholesterol and Heart Disease 138
How High Cholesterol Is Treated Clinically 138
SOME IMPORTANT THINGS TO REMEMBER 139
PROBLEMS 139
Chapter 4 Isomers: The Arrangement of Atoms in Space 144
4.1 CIS-Trans Isomers Result from Restricted Rotation 145
Cis-Trans Interconversion in Vision 148
4.2 Designating Geometric Isomers Using the E,Z System 148
PROBLEM-SOLVING STRATEGY 151
4.3 A Chiral Object Has a Nonsuperimposable Mirror Image 151
4.4 An Asymmetric Center Is a Cause of Chirality in a Molecule 152
4.5 Isomers with One Asymmetric Center 153
4.6 How to Draw Enantiomers 154
4.7 Naming Enantiomers by the R,S System 154
PROBLEM-SOLVING STRATEGY 156
PROBLEM-SOLVING STRATEGY 157
4.8 Chiral Compounds Are Optically Active 158
4.9 How Specific Rotation Is Measured 160
4.10 Isomers with More than One Asymmetric Center 162
4.11 Stereoisomers of Cyclic Compounds 163
PROBLEM-SOLVING STRATEGY 164
4.12 Meso Compounds Have Asymmetric Centers but Are Optically Inactive 165
PROBLEM-SOLVING STRATEGY 167
4.13 Receptors 168
The Enantiomers of Thalidomide 170
4.14 How Enantiomers Can Be Separated 170
Chiral Drugs 171
SOME IMPORTANT THINGS TO REMEMBER 171
PROBLEMS 172
Chapter 5 Alkenes 176
Pheromones 177
5.1 The Nomenclature of Alkenes 177
5.2 How an Organic Compound Reacts Depends on its Functional Group 180
5.3 How Alkenes React . Curved Arrows Show the Flow of Electrons 181
A Few Words About Curved Arrows 183
5.4 Thermodynamics: How Much Product Is Formed? 185
5.5 Increasing the Amount of Product Formed in a Reaction 187
5.6 Using ΔH° Values to Determine the Relative Stabilities of Alkenes 188
PROBLEM-SOLVING STRATEGY 189
Trans Fats 192
5.7 Kinetics: How Fast Is the Product Formed? 192
5.8 The Rate of a Chemical Reaction 194
5.9 The Reaction Coordinate Diagram for the Reaction of 2-Butene with HBr 194
5.10 Catalysis 196
5.11 Catalysis by Enzymes 197
SOME IMPORTANT THINGS TO REMEMBER 199
PROBLEMS 200
TUTORIAL An Exercise in Drawing Curved Arrows: Pushing Electrons 202
Chapter 6 The Reactions of Alkenes and Alkynes 210
Green Chemistry: Aiming for Sustainability 211
6.1 The Addition of a Hydrogen Halide to an Alkene 211
6.2 Carbocation Stability Depends on the Number of Alkyl Groups Attached to the Positively Charged Carbon 212
6.3 Electrophilic Addition Reactions Are Regioselective 215
Which Are More Harmful, Natural Pesticides or Synthetic Pesticides? 217
PROBLEM-SOLVING STRATEGY 217
6.4 A Carbocation will Rearrange if It Can Form a More Stable Carbocation 219
6.5 The Addition of Water to an Alkene 221
6.6 The Stereochemistry of Alkene Reactions 222
PROBLEM-SOLVING STRATEGY 224
6.7 The Stereochemistry of Enzyme-Catalyzed Reactions 225
6.8 Enantiomers Can Be Distinguished by Biological Molecules 226
6.9 An Introduction to Alkynes 227
Synthetic Alkynes Are Used to Treat Parkinson's Disease 228
Why Are Drugs So Expensive? 229
6.10 The Nomenclature of Alkynes 229
Synthetic Alkynes Are Used for Birth Control 230
6.11 The Structure of Alkynes 231
6.12 The Physical Properties of Unsaturated Hydrocarbons 231
6.13 The Addition of a Hydrogen Halide to an Alkyne 232
6.14 The Addition of Water to an Alkyne 233
6.15 The Addition of Hydrogen to an Alkyne 235
SOME IMPORTANT THINGS TO REMEMBER 236
SUMMARY OF REACTIONS 237
PROBLEMS 238
Chapter 7 Delocalized Electrons and Their Effect on Stability, pKa, and the Products of a Reaction • Aromaticity and the Reactions of Benzene 242
7.1 Delocalized Electrons Explain Benzene's Structure 243
Kekule's Dream 245
7.2 The Bonding in Benzene 245
7.3 Resonance Contributors and the Resonance Hybrid 246
7.4 How to Draw Resonance Contributors 247
Electron Delocalization Affects the Three-Dimensional Shape of Proteins 250
7.5 The Predicted Stabilities of Resonance Contributors 250
7.6 Delocalization Energy Is the Additional Stability Delocalized Electrons Give to a Compound 252
7.7 Delocalized Electrons Increase Stability 253
PROBLEM-SOLVING STRATEGY 255
PROBLEM-SOLVING STRATEGY 256
7.8 Delocalized Electrons Affect pKa Values 256
PROBLEM-SOLVING STRATEGY 259
7.9 Electronic Effects 259
7.10 Delocalized Electrons Can Affect the Product of a Reaction 262
7.11 Reactions of Dienes 263
7.12 The Diels-Alder Reaction Is a 1, 4-Addition Reaction 266
7.13 Benzene Is an Aromatic Compound 268
7.14 The Two Criteria for Aromaticity 269
7.15 Applying the Criteria for Aromaticity 270
Buckyballs 271
7.16 How Benzene Reacts 272
7.17 The Mechanism for Electrophilic Aromatic Substitution Reactions 273
Thyroxine 275
7.18 Organizing What We Know About the Reactions of Organic Compounds 276
SOME IMPORTANT THINGS TO REMEMBER 277
SUMMARY OF REACTIONS 277
PROBLEMS 278
TUTORIAL: DRAWING RESONANCE CONTRIBUTORS 283
Chapter 8 Substitution and Elimination Reactions of Alkyl Halides 291
DDT: A Synthetic Organohalide That Kills Disease-Spreading Insects 292
8.1 The Mechanism for an SN2 Reaction 293
8.2 Factors That Affect SN2 Reactions 297
Why Are Living Organisms Composed of Carbon Instead of Silicon? 301
8.3 The Mechanism for an SN1 Reaction 301
8.4 Factors That Affect SN1 Reactions 304
8.5 Comparing SN2 and SN1 Reactions 305
PROBLEM-SOLVING STRATEGY 305
Naturally Occurring Organohalides That Defend against Predators 307
8.6 Intermolecular versus Intramolecular Reactions 307
PROBLEM-SOLVING STRATEGY 309
8.7 Elimination Reactions of Alkyl Halides 309
8.8 The Products of an Elimination Reaction 311
8.9 Relative Reactivities of Alkyl Halides Reactions 315
The Nobel Prize 316
8.10 Does a Tertiary Alkyl Halide Undergo SN2/E2 Reactions or SN1/E1 Reactions? 316
8.11 Competition between Substitution and Elimination 317
8.12 Solvent Effects 320
Solvation Efects 320
8.13 Substitution Reactions in Synthesis 324
SOME IMPORTANT THINGS TO REMEMBER 325
SUMMARY OF REACTIONS 326
PROBLEMS 327
Chapter 9 Reactions of Alcohols, Ethers, Epoxides, Amines, and Thiols 331
9.1 The Nomenclature of Alcohols 331
Grain Alcohol and Wood Alcohol 333
9.2 Activating an Alcohol for Nucleophilic Substitution by Protonation 334
9.3 Activating an OH Group for Nucleophilic Substitution in a Cell 336
The Inability to Perform an SN2 Reaction Causes a Severe Clinical Disorder 338
9.4 Elimination Reactions of Alcohols: Dehydration 338
9.5 Oxidation of Alcohols 341
Blood Alcohol Content 343
Treating Alcoholism with Antabuse 343
Methanol Poisoning 344
9.6 Nomenclature of Ethers 344
9.7 Nucleophilic Substitution Reactions of Ethers 345
Anesthetics 347
9.8 Nucleophilic Substitution Reactions of Epoxides 347
9.9 Using Carbocation Stability to Determine the Carcinogenicity of an Arene Oxide 351
Benzo[a]pyrene and Cancer 353
Chimney Sweeps and Cancer 354
9.10 Amines Do Not Undergo Substitution or Elimination Reactions 354
Alkaloids 355
Lead Compounds for the Development of Drugs 356
9.11 Thiols, Sulfides, and Sulfonium Salts 356
Mustard Gas-A Chemical Warfare Agent 357
Alkylating Agents as Cancer Drugs 358
9.12 Methylating Agents Used by Chemists versus Those Used by Cells 358
Eradicating Termites 359
S-Adenosylmethionine: A Natural Antidepressant 360
9.13 Organizing What We Know about the Reactions of Organic Compounds 360
SOME IMPORTANT THINGS TO REMEMBER 361
SUMMARY OF REACTIONS 361
PROBLEMS 363
Chapter 10 Determining the Structure of Organic Compounds 367
10.1 Mass Spectrometry 368
10.2 The Mass Spectrum • Fragmentation 369
10.3 Using The m/z Value of The Molecular Ion to Calculate the Molecular Formula 371
PROBLEM-SOLVING STRATEGY 372
10.4 Isotopes in Mass Spectrometry 373
10.5 High-Resolution Mass Spectrometry Can Reveal Molecular Formulas 374
10.6 Fragmentation Patterns 375
10.7 Gas Chromatography-Mass Spectrometry 376
Mass Spectrometry in Forensics 376
10.8 Spectroscopy and the Electromagnetic Spectrum 376
10.9 Infrared Spectroscopy 378
10.10 Characteristic Infrared Absorption Bands 379
10.11 The Intensity of Absorption Bands 379
10.12 The Position of Absorption Bands 380
10.13 The Position and Shape of an Absorption Band Is Affected by Electron Delocalization,\r Electron\r Donation and Withdrawal, and Hydrogen Bonding 380
PROBLEM-SOLVING STRATEGY 382
10.14 The Absence of Absorption Bands 385
10.15 How to Interpret an Infrared Spectrum 386
10.16 Ultraviolet and Visible Spectroscopy 387
Ultraviolet Light and Sunscreens 388
10.17 The Effect of Conjugation on Amax 389
10.18 The Visible Spectrum and Color 390
What Makes Blueberries Blue and Strawberries Red? 391
10.19 Some Uses of UV/VIS Spectroscopy 391
10.20 An Introduction to NMR Spectroscopy 392
Nikola Tesla (1856-1943) 393
10.21 Shielding Causes Different Hydrogens to Show Signals at Different Frequencies 394
10.22 The Number of Signals in an 1H NMR Spectrum 395
10.23 The Chemical Shift Tells How Far the Signal Is from the Reference Signal 396
10.24 The Relative Positions of 1H NMR Signals 397
10.25 The Characteristic Values of Chemical Shifts 397
10.26 The Integration of NMR Signals Reveals the Relative Number of Protons Causing Each Signal 399
10.27 The Splitting of Signals Is Described by the N + 1 Rule 401
10.28 More Examples of 1H NMR Spectra 404
PROBLEM-SOLVING STRATEGY 406
10.29 13C NMR Spectroscopy 407
PROBLEM-SOLVING STRATEGY 410
NMR Used in Medicine is Called Magnetic Resonance Imaging 411
SOME IMPORTANT THINGS TO REMEMBER 412
PROBLEMS 413
Chapter 11 Reactions of Carboxylic Acids and Carboxylic Acid Derivatives 421
11.1 The Nomenclature of Carboxylic Acids and Carboxylic Acid Derivatives 423
Nature's Sleeping Pill 425
11.2 The Structures of Carboxylic Acids and Carboxylic Acid Derivatives 426
11.3 The Physical Properties of Carbonyl Compounds 427
11.4 How Carboxylic Acids and Carboxylic Acid Derivatives React 427
PROBLEM-SOLVING STRATEGY 429
11.5 The Relative Reactivities of Carboxylic Acids and Carboxylic Acid Derivatives 430
11.6 The Reactions of Acyl Chlorides 431
11.7 The Reactions of Esters 432
11.8 Acid-Catalyzed Ester Hydrolysis and Transesterification 434
11.9 Hydroxide-Ion-Promoted Ester Hydrolysis 437
Aspirin, NSAID s, and COX-2 Inhibitors 438
11.10 Reactions of Carboxylic Acids 440
11.11 Reactions of Amides 441
Dalmatians: Do Not Fool with Mother Nature 442
11.12 Acid-Catalyzed Amide Hydrolysis and Alcoholysis 442
The Discovery of Penicillin 444
Penicillin and Drug Resistance 444
Penicillins in Clinical Use 445
A Semisynthetic Penicillin 445
11.13 Nitriles 446
11.14 Acid Anhydrides 447
What Drug-Enforcement Dogs Are Really Detecting 449
11.15 How Chemists Activate Carboxylic Acids 449
11.16 How Cells Activate Carboxylic Acids 450
Nerve Impulses, Paralysis, and Insecticides 453
SOME IMPORTANT THINGS TO REMEMBER 454
SUMMARY OF REACTIONS 454
PROBLEMS 456
Chapter 12 Reactions of Aldehydes and Ketones • More Reactions of Carboxylic Acid Derivatives 459
12.1 The Nomenclature of Aldehydes and Ketones 460
Butanedione: An Unpleasant Compound 461
12.2 The Relative Reactivities of Carbonyl Compounds 462
12.3 How Aldehydes and Ketones React 463
12.4 Organometallic Compounds 463
12.5 The Reactions of Carbonyl Compounds with Grignard Reagents 465
Synthesizing Organic Compounds 467
Semisynthetic Drugs 468
PROBLEM-SOLVING STRATEGY 469
12.6 The Reactions of Aldehydes and Ketones with Cyanide Ion 469
12.7 The Reactions of Carbonyl Compounds with Hydride Ion 470
12.8 The Reactions of Aldehydes and Ketones with Amines 473
Serendipity in Drug Development 476
12.9 The Reactions of Aldehydes and Ketones with Alcohols 477
Carbohydrates Form Hemiacetals and Acetals 479
12.10 Nucleophilic Addition to a,B-Unsaturated Aldehydes and Ketones 479
12.11 Nucleophilic Addition to a,B-Unsaturated Carboxylic Acid Derivatives 481
Enzyme-Catalyzed Cis-Trans Interconversion 481
12.12 Conjugate Addition Reactions in Biological Systems 482
Cancer Chemotherapy 482
SOME IMPORTANT THINGS TO REMEMBER 483
SUMMARY OF REACTIONS 483
PROBLEMS 485
Chapter 13 Reactions at the a-Carbon of Carbonyl Compounds 489
13.1 The Acidity of an a-Hydrogen 490
PROBLEM-SOLVING STRATEGY 492
13.2 Keto-Enol Tautomers 492
13.3 Keto-Enol Interconversion 493
13.4 Alkylation of Enolate Ions 495
The Synthesis of Aspirin 496
13.5 An Aldol Addition Forms B-Hydroxyaldehydes or B-Hydroxyketones 496
13.6 The Dehydration of Aldol Addition Products forms a,B-Unsaturated Aldehydes and Ketones 498
13.7 A Crossed Aldol Addition 499
Breast Cancer and Aromatase Inhibitors 500
13.8 A Claisen Condensation Forms a B-Keto Ester 500
13.9 CO2 Can Be Removed from a Carboxylic Acid with a Carbonyl Group at the 3-Position 503
13.10 Reactions at the a-Carbon in Cells 504
13.11 Organizing What We Know about the Reactions of Organic Compounds 508
SOME IMPORTANT THINGS TO REMEMBER 508
SUMMARY OF REACTIONS 509
PROBLEMS 510
Chapter 14 Radicals 513
14.1 Alkanes are Unreactive Compounds 513
Natural Gas and Petroleum 514
Fossil Fuels: A Problematic Energy Source 514
14.2 The Chlorination and Bromination of Alkanes 515
Why Radicals No Longer Have to Be Called Free Radicals 516
14.3 Radical Stability Depends on the Number of Alkyl Groups Attached to the Carbon with the Unpaired Electron 516
14.4 The Distribution of Products Depends on Radical Stability 517
PROBLEM-SOLVING STRATEGY 518
14.5 The Stereochemistry of Radical Substitution Reactions 519
14.6 Formation of Explosive Peroxides 520
14.7 Radical Reactions Occur in Biological Systems 521
Decaffeinated Coffee and the Cancer Scare 522
Food Preservatives 523
Is Chocolate a Health Food? 523
14.8 Radicals and Stratospheric Ozone 524
Artificial Blood 525
SOME IMPORTANT THINGS TO REMEMBER 525
SUMMARY OF REACTIONS 525
PROBLEMS 526
Chapter 15 Synthetic Polymers 527
15.1 There Are Two Major Classes of Synthetic Polymers 528
15.2 Chain-Growth Polymers 529
Teflon: An Accidental Discovery 532
Recycling Symbols 533
15.3 Stereochemistry of Polymerization • Ziegler-Natta Catalysts 538
15.4 Organic Compounds That Conduct Electricity 539
15.5 Polymerization of Dienes • Natural and Synthetic Rubber 540
15.6 Copolymers 542
Nanocontainers 542
15.7 Step-Growth Polymers 543
15.8 Classes of Step-Growth Polymers 543
Health Con cerns: Bisphenol A and Phthalates 547
Designing a Polymer 547
15.9 Recycling Polymers 549
15.10 Biodegradable Polymers 549
SOME IMPORTANT THINGS TO REMEMBER 550
PROBLEMS 551
Chapter 16 The Organic Chemistry of Carbohydrates 553
16.1 Classification of Carbohydrates 554
16.2 The D and L Notations 555
16.3 The Configurations of Aldoses 556
16.4 The Configurations of Ketoses 557
16.5 The Reactions of Monosaccharides in Basic Solutions 558
Measuring the Blood Glucose Levels in Diabetes 559
16.6 Monosaccharides Form Cyclic Hemiacetals 560
Vitamin C 562
16.7 Glucose Is the Most Stable Aldohexose 563
16.8 Formation of Glycosides 564
16.9 Disaccharides 566
Lactose Intolerance 567
16.10 Polysaccharides 568
Why the Dentist Is Right 569
Heparin-A Natural Anticoagulant 569
Controlling Fleas 571
16.11 Carbohydrates on Cell Surfaces 571
16.12 Artificial Sweeteners 572
Acceptable Daily Intake 574
SOME IMPORTANT THINGS TO REMEMBER 574
SUMMARY OF REACTIONS 575
PROBLEMS 575
Chapter 17 The Organic Chemistry of Amino Acids, Peptides, and Proteins 577
17.1 The Nomenclature of Amino Acids 578
Proteins and Nutrition 581
17.2 The Configuration of Amino Acids 582
Amino Acids and Disease 582
17.3 The Acid-Base Properties of Amino Acids 583
17.4 The Isoelectric Point 584
17.5 Separating Amino Acids 585
Water Softeners: Examples of Cation-Exchange Chromatography 588
17.6 The Synthesis of Amino Acids 589
17.7 The Resolution of Racemic Mixtures of Amino Acids 590
17.8 Peptide Bonds and Disulfide Bonds 591
Runner's High 592
Diabetes 594
Hair: Straight or Curly? 594
17.9 An Introduction to Protein Structure 595
Primary Structure and Taxonomic Relationship 595
17.10 How to Determine the Primary Structure of a Polypeptide or a Protein 595
PROBLEM-SOLVING STRATEGY 597
17.11 Secondary Structure 600
17.12 Tertiary Structure 602
Diseases Caused by a Misfolded Protein 603
17.13 Quaternary Structure 604
17.14 Protein Denaturation 605
SOME IMPORTANT THINGS TO REMEMBER 605
PROBLEMS 606
Chapter 18 How Enzymes Catalyze Reactionss . The Organic Chemistry of the Vitamins available on-line Online-1
18.1 Enzyme-Catalyzed Reactions Online-1
18.2 An Enzyme-Catalyzed Reaction That Involves Two Sequential SN2 Reactions Online-4
How Tamiflu Works Online-5
18.3 An Enzyme-Catalyzed Reaction That Is Reminiscent of Acid-Catalyzed Amide and Ester Hydrolysis Online-8
18.4 An Enzyme-Catalyzed Reaction That Is Reminiscent of the Base-Catalyzed Enediol Rearrangement Online-10
18.5 An Enzyme-Catalyzed Reaction That Is Reminiscent of a Retro-Aldol Addition Online-12
18.6 Vitamins and Coenzymes Online-13
Vitamin B1 Online-15
18.7 Niacin: The Vitamin Needed for Many Redox Reactions Online-15
Niacin Deficiency Online-16
18.8 Riboflavin: Another Vitamin Used in Redox Reactions Online-20
18.9 Vitamin B1: The Vitamin Needed for Acyl Group Transfer Online-23
Curing a Hangover with Vitamin B1 Online-26
18.10 Vitamin H: The Vitamin Needed for Carboxylation of an a-Carbon Online-28
PROBLEM-SOLVING STRATEGY Online-30
18.11 Vitamin B6: The Vitamin Needed for Amino Acid Transformations Online-30
Assessing the Damage After a Heart Attack Online-34
18.12 Vitamin B12: The Vitamin Needed for Certain Isomerizations Online-35
18.13 Folic Acid: The Vitamin Needed for One-Carbon Transfer Online-37
The First Antibiotics Online-38
Competitive Inhibitors Online-41
Cancer Drugs and Side Efects Online-41
18.14 Vitamin K: The Vitamin Needed for Carboxylation of Glutamate Online-41
Anticoagulants Online-42
Too Much Broccoli Online-43
SOME IMPORTANT THINGS TO REMEMBER Online-43
PROBLEMS Online-44
Chapter 19 The Organic Chemistry of the Metabolic Pathways 609
Differences in Metabolism 610
19.1 ATP Is Used for Phosphoryl Transfer Reactions 610
Why Did Nature Choose Phosphates? 611
19.2 The \"High-Energy\" Character of Phosphoanhydride Bonds 611
19.3 The Four Stages of Catabolism 612
19.4 The Catabolism of Fats 613
19.5 The Catabolism of Carbohydrates 616
PROBLEM-SOLVING STRATEGY 620
19.6 The Fate of Pyruvate 620
19.7 The Catabolism of Proteins 621
Phenylketonuria (PKU): An Inborn Error of Metabolism 623
19.8 The Citric Acid Cycle 623
19.9 Oxidative Phosphorylation 626
Basal Metabolic Rate 627
19.10 Anabolism 627
19.11 Gluconeogenesis 628
19.12 Regulating Metabolic Pathways 629
19.13 Amino Acid Biosynthesis 630
SOME IMPORTANT THINGS TO REMEMBER 631
PROBLEMS 632
Chapter 20 The Organic Chemistry of Lipids 634
20.1 Fatty Acids Are Long-Chain Carboxylic Acids 635
Omega Fatty Acids 636
Waxes Are Esters That Have High Molecular Weights 636
20.2 Fats and Oils Are Triglycerides 637
Whales and Echolocation 638
20.3 Soaps and Detergents 638
20.4 Phosphoglycerides and Sphingolipids 640
Snake Venom 641
Multiple Sclerosis and the Myelin Sheath 642
20.5 Prostaglandins Regulate Physiological Responses 642
20.6 Terpenes Contain Carbon Atoms in Multiples of Five 642
20.7 How Terpenes are Biosynthesized 644
PROBLEM-SOLVING STRATEGY 645
20.8 How Nature Synthesizes Cholesterol 646
20.9 Synthetic Steroids 647
SOME IMPORTANT THINGS TO REMEMBER 648
PROBLEMS 648
Chapter 21 The Chemistry of the Nucleic Acids 650
21.1 Nucleosides and Nucleotides 650
The Structure of DNA: Watson, Crick, Franklin, and Wilkins 653
21.2 Nucleic Acids Are Composed of Nucleotide Subunits 653
21.3 The Secondary Structure of DNA-The Double Helix 654
21.4 Why DNA Does Not Have a 2'-OH Group 656
21.5 The Biosynthesis of DNA Is Called Replication 657
21.6 DNA and Heredity 658
Natural Products That Modify DNA 658
21.7 The Biosynthesis of RNA Is Called Transcription 659
21.8 The RNAs Used for Protein Biosynthesis 660
21.9 The Biosynthesis of Proteins Is Called Translation 662
Sickle Cell Anemia 664
Antibiotics That Act by Inhibiting Translation 664
21.10 Why DNA Contains Thymine Instead of Uracil 665
Antibiotics Act by a Common Mechanism 666
21.11 Antiviral Drugs 666
Influenza Pandemics 667
21.12 How the Base Sequence of DNA Is Determined 667
21.13 Genetic Engineering 669
Resisting Herbicides 669
Using Genetic Engineering to Treat the Ebola Virus 670
SOME IMPORTANT THINGS TO REMEMBER 670
PROBLEMS 671
Appendix I Physical Properties of Organic Compounds Online-A-1
Appendix II Spectroscopy Tables Online-A-8
Answers to Selected Problems A-1
Glossary G-1
Photo Credits P-1
Index I-1
A I-1
B I-2
C I-3
D I-4
E I-4
F I-5
G I-5
H I-5
I I-6
J I-6
K I-6
L I-6
M I-6
N I-7
O I-7
P I-7
Q I-8
R I-8
S I-9
T I-9
U I-10
V I-10
W I-10
X I-10
Y I-10
Z I-10