ORGANIC CHEMISTRY
5th Edition
ISBN: 9781259977596
Author: SMITH
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 4, Problem 4.52P
(a) Draw the anti and gauche conformations for ethylene glycol
is unusual in that the gauche conformation is more stable than the anti conformation. Offer an explanation.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
(b) Classify the following two pairs of structures as conformational or configurational isomers. Explain
your answer.
and
HO,
OH
il.
and
но
The melting points and boiling points of two isomeric alkanes are as follows: CH3(CH2)6CH3, mp = -57 °C and bp = 126 °C; (CH3)3CC(CH3)3, mp = 102 °C and bp = 106 °C. (a) Explain why one isomer has a lower melting point but higher boiling point. (b) Explain why there is a small difference in the boiling points of the two compounds, but a huge difference in their melting points.
(a) Draw the most stable chair conformers of trans-1,3-diisopropylcyclohexane and trans-1,4-diisopropylcyclohexane.
(b) Which is more stable: trans-1,3-diisopropylcyclohexane or trans-1,4-diisopropylcyclohexane?
Chapter 4 Solutions
ORGANIC CHEMISTRY
Ch. 4 - Prob. 4.1PCh. 4 - Problem 4.2 Which of the following is not another...Ch. 4 - Problem 4.3 Draw the five constitutional isomers...Ch. 4 - Prob. 4.4PCh. 4 - Prob. 4.5PCh. 4 - Draw the five constitutional isomers that have...Ch. 4 - Problem 4.7 Give the IUPAC name for each...Ch. 4 - Give the IUPAC name for each compound. a....Ch. 4 - Problem 4.9 Give the structure corresponding to...Ch. 4 - Prob. 4.10P
Ch. 4 - Give the IUPAC name for each compound.Ch. 4 - Give the structure corresponding to each IUPAC...Ch. 4 - Arrange the following compounds in order of...Ch. 4 - Problem 4.14 Draw the staggered and eclipsed...Ch. 4 - Prob. 4.15PCh. 4 - Prob. 4.16PCh. 4 - Problem 4.17 a. Draw the three staggered and...Ch. 4 - Problem 4.18 Rank the following conformations in...Ch. 4 - Problem 4.19 Consider rotation around the...Ch. 4 - Calculate the destabilization present in each...Ch. 4 - Problem 4.21 Classify the ring carbons as up or...Ch. 4 - Problem 4.22 Using the cyclohexane with the C’s...Ch. 4 - Draw a second chair conformation for each...Ch. 4 - Problem 4.24 Draw both conformations for and...Ch. 4 - Problem 4.25 Draw the structure for each compound...Ch. 4 - For cis-1, 3-diethylcyclobutane, draw a a...Ch. 4 - Prob. 4.27PCh. 4 - Problem 4.28 Consider .
Draw structures f or the...Ch. 4 - Problem 4.29 Draw a chair conformation of...Ch. 4 - Prob. 4.30PCh. 4 - Draw the products of each combustion reaction.Ch. 4 - Explain why beeswax is insoluble in H2O, slightly...Ch. 4 - Prob. 4.33PCh. 4 - Name each alkane using the ball-and-stick model,...Ch. 4 - Consider the substituted cyclohexane shown in the...Ch. 4 - Prob. 4.36PCh. 4 - Prob. 4.37PCh. 4 - 4.38 Give the IUPAC name for each compound.
a. c....Ch. 4 - 4.39 Give the structure and IUPAC name for each of...Ch. 4 -
4.40 Draw the structure corresponding to each...Ch. 4 - Prob. 4.41PCh. 4 - 4.42 Give the IUPAC name for each compound.
a....Ch. 4 - Prob. 4.43PCh. 4 - Prob. 4.44PCh. 4 - 4.45 Which conformation in each pair is higher in...Ch. 4 - 4.46 Considering rotation around the bond...Ch. 4 - Prob. 4.47PCh. 4 - 4.48 (a) Using Newman projections, draw all...Ch. 4 - 4.49 Label the sites of torsional and steric...Ch. 4 - 4.50 Calculate the barrier to rotation for each...Ch. 4 - 4.51 The eclipsed conformation of is less...Ch. 4 - (a) Draw the anti and gauche conformations for...Ch. 4 - For each compound drawn below: a.Label each OH,Br...Ch. 4 - Draw the two possible chair conformations for...Ch. 4 - For each compound drawn below: a. Draw...Ch. 4 - 4.56 Convert each of the following structures into...Ch. 4 - Prob. 4.57PCh. 4 - Prob. 4.58PCh. 4 - 4.59 Classify each pair of compounds as...Ch. 4 - Classify each pair of compounds as constitutional...Ch. 4 - Prob. 4.61PCh. 4 - 4.62 Draw the three constitutional isomers having...Ch. 4 - Prob. 4.63PCh. 4 - 4.64 Draw the products of combustion of each...Ch. 4 - 4.65 Hydrocarbons like benzene are metabolized in...Ch. 4 - Prob. 4.66PCh. 4 - Prob. 4.67PCh. 4 - Cyclopropane and cyclobutane have similar strain...Ch. 4 - Prob. 4.69PCh. 4 - Haloethanes (CH3CH2X,X=Cl,Br,I) have similar...Ch. 4 - Prob. 4.71PCh. 4 - Prob. 4.72PCh. 4 - Consider the tricyclic structure B (a) Label each...Ch. 4 - Read Appendix B on naming branched alkyl...Ch. 4 - Read Appendix B on naming bicyclic compounds. Then...
Additional Science Textbook Solutions
Find more solutions based on key concepts
Q1. What is the empirical formula of a compound with the molecular formula
Chemistry: A Molecular Approach
The structural formula of 1, 2-dimethylbenzene needs to be drawn. Concept introduction: The ring structures of ...
Chemistry: Matter and Change
The active ingredient in Tylenol and a host of other over-the-counter pain relievers is acetaminophen (C8H9NO2)...
Chemistry: Atoms First
45. Calculate the mass of nitrogen dissolved at room temperature in an 80.0-L home aquarium. Assume a total pre...
Chemistry: Structure and Properties
What is the pH range for acidic solutions? For basic solutions?
Introduction to Chemistry
Label each statement about the polynucleotide ATGGCG as true or false. The polynucleotide has six nucleotides. ...
General, Organic, & Biological Chemistry
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Ethanol (CH3CH2OH) and dimethyl ether (CH3OCH3) are constitutional isomers. (a) Predict which of the two has the higher boiling point. (b) Predict which of the two is more soluble in water.arrow_forwardDraw the anti and gauche conformations for ethylene glycol (HOCH2CH2OH).arrow_forward4. (a) Draw a skeletal (line-bond) structure for 3,4-dimethylhexane. (b) Draw a sawhorse representation of any staggered conformation of this molecule looking down the carbon-3 to carbon-4 bond. (c) Draw a Newman projection looking down the carbon-3 to carbon-4 bond of the same conformation that you drew as a sawhorse representation.arrow_forward
- Consider 1-bromopropane, CH3CH2CH2Br. (a) Draw a Newman projection for the conformation in which CH3 and -Br are anti (dihedral angle 180°). (b) Draw Newman projections for the conformations in which - CH3 and -Br are gauche (dihedral angles 60° and 300°). (c) Which of these is the lowest energy conformation? (d) Which of these conformations, if any, are related by reflection?arrow_forwardTake a look at the butane conformers below. Identify: (a)Which is an anti conformation in Newman? (b)Which is a Gauche conformation? (c)Which is the more stable Sawhorse conformer? (d)Which has the same potential energy/strain with ALS?arrow_forward(c)Conformational isomer is the different spatial arrangement of the atoms that resulted from rotation about a single bond. (i) Differentiate anti conformers and gauche conformers (ii) Using a newman projection, draw the anti conformer and gauche conformers of 3,3-dimethylheptane (viewed along the C3-C4 bond)arrow_forward
- There are four cis,trans isomers of 2-isopropyl-5-methylcyclohexanol:(a) Using a planar hexagon representation for the cyclohexane ring, draw structural formulas for the four cis,trans isomers.(b) Draw the more stable chair conformation for each of your answers in part (a).(c) Of the four cis,trans isomers, which is most stable? (Hint: If you answered thispart correctly, you picked the isomer found in nature and given the name menthol.)arrow_forwardQUESTION 3 (a) Draw the two conformations of ethane which has an energy minimum and energy maximum using the Newman projection. Explain why one conformation is lower in energy than the other.arrow_forward(d) CH3 CH3 (е) HCI HCI Ether Etherarrow_forward
- (a) Convert each chair cyclohexane to a hexagon with wedges and dashed wedges. (b) Draw a stereoisomer of each compound in its more stable chair conformation.arrow_forwardDraw each compound in its most stable conformation(s). Then draw it in its most symmetric conformation, and determine whether it is chiral.(a) 2-methylbutanearrow_forwardConsider the tricyclic structure B. (a) Label each substituent on the rings as axial or equatorial. (b) Draw B using chair conformations for each sixmembered ring. (c) Label the atoms on the ring fusions (the carbons that join each set of two rings together) as cis or trans to each other.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
ChemistryChemistryISBN:9781259911156Author:Raymond Chang Dr., Jason Overby ProfessorPublisher:McGraw-Hill Education
Principles of Instrumental AnalysisChemistryISBN:9781305577213Author:Douglas A. Skoog, F. James Holler, Stanley R. CrouchPublisher:Cengage Learning
Organic ChemistryChemistryISBN:9780078021558Author:Janice Gorzynski Smith Dr.Publisher:McGraw-Hill Education
Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning
Elementary Principles of Chemical Processes, Bind...ChemistryISBN:9781118431221Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. BullardPublisher:WILEY
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry
Chemistry
ISBN:9781259911156
Author:Raymond Chang Dr., Jason Overby Professor
Publisher:McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Cengage Learning
Organic Chemistry
Chemistry
ISBN:9780078021558
Author:Janice Gorzynski Smith Dr.
Publisher:McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
Elementary Principles of Chemical Processes, Bind...
Chemistry
ISBN:9781118431221
Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:WILEY
Chapter 4 Alkanes and Cycloalkanes Lesson 2; Author: Linda Hanson;https://www.youtube.com/watch?v=AL_CM_Btef4;License: Standard YouTube License, CC-BY
Chapter 4 Alkanes and Cycloalkanes Lesson 1; Author: Linda Hanson;https://www.youtube.com/watch?v=PPIa6EHJMJw;License: Standard Youtube License