14.39 Draw the structure of each compound.a. (Z)-penta-1,3-diene in the s-trans conformationb. (2E,4Z)-1-bromo-3-methylhexa-2,4-dienec. (2E,4E,6E)-octa-2,4,6-triened. (2E,4E)-3-methylhexa-2,4-diene in the s-cis conformation

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Answered: 14.39 Draw the structure of each…

Chemistry

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Draw the structure of each compound.a. (Z)-penta-1,3-diene in the s-trans conformationb. (2E,4Z)-1-bromo-3-methylhexa-2,4-dienec. (2E,4E,6E)-octa-2,4,6-triened. (2E,4E)-3-methylhexa-2,4-diene in the s-cis conformation
Draw the structure consistent with each description. a.(2E,4E)-octa-2,4-diene in the s-trans conformation b.(3E,5Z)-nona-3,5-diene in the s-cis conformation c.(3Z,5Z)-4,5-dimethyldeca-3,5-diene. Draw both the s-cis and s-trans conformations.
10. Which of these describe a set of enantiomers? a. (2R,3R)-2-bromo-3-chloropentane and (2S,3S)-3-bromo-2-chloropentane b. (2R,3R)-2-bromo-3-chlorpentane and (2R,3S)-2-bromo-3-chloropentane c. (2S,3S)-2-bromo-3-chloropentane and (2S,3R)-2-bromo-3-chloropentane d. (2S,3S)-2-bromo-3-chloropentane and (2R,3R)-2-bromo-3-chloropentane e. None of these.
G.165.
Ff.22. With explanation...
2. a) Which of the following dienes could react in a Diels-Alder reaction: CH2 CH3 i) ii) CCH2 ii) H2c: `CH3 iv)
13.45 What reagents are needed to convert cyclopentene to (a) bromocyclopentane; (b) trans-1,2-dibromocyclopentane; (c) 3- bromocyclopentene?
7. [a] Use the curly arrow formalism to illustrate the Diels-Alder cycloaddition of cyclopentadiene with acrolein.
Choose the correct option. 1. Which of the following reactions best describes the Diels-Alder reaction?A)electrocyclic reactionB)cycloaddition reactionC)sigmatropic reactionD)radical reactionE)nucleophilic substitution reaction 2.Which of the following statements best describes the theory of Conservation of Orbital Symmetry?A)Molecular orbital of the transition state must be similar to that of the reactant.B)Molecular orbital of the transition state must be similar to that of the product.C)Only s orbitals from reactants and products are utilized.D)Molecular orbitals of reactant and product must have similar symmetry.E)Molecular orbitals of reactant and product must have different symmetry. 3.Through what type of single pericyclic reaction did the reaction proceed? 5-methylcyclopenta-1,3-diene to 1-methylcyclopenta-1,3-dieneA)[1,2] sigmatropic hydrogen migrationB)[1,3] sigmatropic hydrogen migrationC)[1,4] sigmatropic hydrogen migrationD)[1,5] sigmatropic hydrogen migrationE)none of the…
14.51 Draw the products of the following Diels-Alder reactions. Indicate stereochemistry where appropriate. 180 note her a shor OCH 3 a. b. C. + [2] [1] Δ OCH 3 A d. e. + f. + + A holtensporbyd to food pressions to abno ni zansib palwolle A
Draw structural formulas for the diene and dienophile that combine in a Diels-Alder reaction to form the product shown CH3CH2O. Diene + Dienophile Co,CH3 •Consider E Z stereochemistry of alkenes. •Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. Separate multiple products using the sign from the drop-down menu. C. P. opy aste %3D
5. What is the relationship between the following sets of molecules? Your options are: enantiomers, diastereomers, constitutional isomers, or the same molecule. Keep in mind that they may be drawn in a crafty way. ;) a. b. ОН позади посе H OH с. NH₂ e. CI ****** d. H ОН H за ОН OH ОН CI OH H -NH₂ ОН ОН ОН OH ОН H H

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14.39 Draw the structure of each compound. a. (Z)-penta-1,3-diene in the s-trans conformation b. (2E,4Z)-1-bromo-3-methylhexa-2,4-diene c. (2E,4E,6E)-octa-2,4,6-triene d. (2E,4E)-3-methylhexa-2,4-diene in the s-cis conformation