H H CH₂ CH3 Proton Label a b C d e Chemical shift (ppm) Click or tap Click or tap Click or tap Click or tap Click or tap Relative Integration Click or tap Click or tap Click or tap Click or tap Click or tap Multiplicity (predicted) Click or tap here Click or tap here Click or tap here Click or tap here Click or tap here There are two doublets in the aromatic region. Assign these signals to the corresponding protons and justify your choice. Hint: Draw at least one representative resonance structure for the compound using each of the substituents separately (see the question in the previous experiment for guidance), classify the substituents as either electron-donating or electron-withdrawing and decide if the adjacent protons are shielded or deshielded. Type response here Explain the multiplicity for Ha and Hb. Type response here

H H CH₂ CH3 Proton Label a b C d e Chemical shift (ppm) Click or tap Click or tap Click or tap Click or tap Click or tap Relative Integration Click or tap Click or tap Click or tap Click or tap Click or tap Multiplicity (predicted) Click or tap here Click or tap here Click or tap here Click or tap here Click or tap here There are two doublets in the aromatic region. Assign these signals to the corresponding protons and justify your choice. Hint: Draw at least one representative resonance structure for the compound using each of the substituents separately (see the question in the previous experiment for guidance), classify the substituents as either electron-donating or electron-withdrawing and decide if the adjacent protons are shielded or deshielded. Type response here Explain the multiplicity for Ha and Hb. Type response here

Chemistry

10th Edition

ISBN:9781305957404

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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Similar questions

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3
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