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The H NMR, 13C NMR and mass spectra of an unknown compound provide the following information: Proton NMR signals: Triplet at 1.3 ppm, ratio = 3 Multiplet at 1.9 ppm, ratio = 2 Triplet at 2.8 ppm, ratio = 2 Doublet at 7.1, ratio = 2 Doublet at 7.4, ratio = 2 Carbon NMR signals: 7 separate signals indicating the presence of 9 carbon atoms Mass spectrum: M+ = 198; M+2% D 200; ratio 1:1 What is this unknown compound? 2-Bromo-1-methylbenzene O 1-Propylbenzene O 2,4,6-Trichloro-1-ethylbenzene 4-Bromo-1-propylbenzene O 1-Amino-4-bromobenzene

The H NMR, 13C NMR and mass spectra of an unknown compound provide the following information: Proton NMR signals: Triplet at 1.3 ppm, ratio = 3 Multiplet at 1.9 ppm, ratio = 2 Triplet at 2.8 ppm, ratio = 2 Doublet at 7.1, ratio = 2 Doublet at 7.4, ratio = 2 Carbon NMR signals: 7 separate signals indicating the presence of 9 carbon atoms Mass spectrum: M+ = 198; M+2% D 200; ratio 1:1 What is this unknown compound? 2-Bromo-1-methylbenzene O 1-Propylbenzene O 2,4,6-Trichloro-1-ethylbenzene 4-Bromo-1-propylbenzene O 1-Amino-4-bromobenzene

Chemistry
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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The H NMR, 13C NMR and mass spectra of an unknown compound provide the following information: Proton NMR signals: Triplet at 1.3 ppm, ratio = 3 Multiplet at 1.9 ppm, ratio = 2 Triplet at 2.8 ppm, ratio = 2 Doublet at 7.1, ratio = 2 Doublet at 7.4, ratio = 2 Carbon NMR signals: 7 separate signals indicating the presence of 9 carbon atoms Mass spectrum: M+ = 198; M+2 = 200; ratio 1:1 What is this unknown compound? 2-Bromo-1-methylbenzene O 1-Propylbenzene O 2,4,6-Trichloro-1-ethylbenzene O 4-Bromo-1-propylbenzene O 1-Amino-4-bromobenzene
Transcribed Image Text:The H NMR, 13C NMR and mass spectra of an unknown compound provide the following information: Proton NMR signals: Triplet at 1.3 ppm, ratio = 3 Multiplet at 1.9 ppm, ratio = 2 Triplet at 2.8 ppm, ratio = 2 Doublet at 7.1, ratio = 2 Doublet at 7.4, ratio = 2 Carbon NMR signals: 7 separate signals indicating the presence of 9 carbon atoms Mass spectrum: M+ = 198; M+2 = 200; ratio 1:1 What is this unknown compound? 2-Bromo-1-methylbenzene O 1-Propylbenzene O 2,4,6-Trichloro-1-ethylbenzene O 4-Bromo-1-propylbenzene O 1-Amino-4-bromobenzene
What is the correct order of reactivity, going from lowest to highest? O Carboxylate anion -> Amide -> Ester -> Anhydride -> Acid chloride Amide -> Ester -> Anhdryde -> Acid chloride -> Carboxylate anion O Carboxylate anion -> Anhydride -> Ester -> Amide -> Acid chloride O Ester -> Acid chloride -> Carboxylate anion -> Amide -> Anhydride O Carboxylate anion -> Amide -> Ester -> Acid chloride -> Anhydride
Transcribed Image Text:What is the correct order of reactivity, going from lowest to highest? O Carboxylate anion -> Amide -> Ester -> Anhydride -> Acid chloride Amide -> Ester -> Anhdryde -> Acid chloride -> Carboxylate anion O Carboxylate anion -> Anhydride -> Ester -> Amide -> Acid chloride O Ester -> Acid chloride -> Carboxylate anion -> Amide -> Anhydride O Carboxylate anion -> Amide -> Ester -> Acid chloride -> Anhydride
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