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The mass spectrum of 2,6-dimethylheptan-4-ol is shown in appendix A. a) Draw the structure of this...
Question 4 Consider the data provided in appendix B containing the mass spectrum, the IR spectrum...
Question 4 Consider the data provided in appendix B containing the mass spectrum, the IR spectrum and the 'H NMR of an unknown compound. Determine the structure of this compound base on the data provided. (Make sure to show your work). Appendix B (question 4) 100 80 117 M 60 abundance 40 20 0 10 .. 60 20 30 40 50 70 80 90 100 110 120 130 140 150 160 3.5 4 4.5 wavelength (m) 5 5.5 6 8...
Question 4 Consider the data provided in appendix B containing the mass spectrum, the IR spectrum...
Question 4 Consider the data provided in appendix B containing the mass spectrum, the IR spectrum and the 'H NMR of an unknown compound. Determine the structure of this compound base on the data provided. 100 117 M 80 60 abundance 40 20 0 10 20 30 40 50 60 70 100 110 120 130 140 150 160 80 90 ml 3 wavelength cm S 5.5 6 3.5 4.5 7 8 9 10 11 12 13 14 15 16 20...
Consider the data provided in appendix B containing the mass spectrum, the IR spectrum and the...
Consider the data provided in appendix B containing the mass spectrum, the IR spectrum and the 'H NMR of an unknown compound. Determine the structure of this compound base on the data provided. (Make sure to show your work). 100 80 117 M 60 abundance 40 20 . = . 0 10 20 30 40 50 60 70 80 90 100 110 120 130' 140' 150 160 3.5 wavelength (um) 5.5 4.5 6 7 8 9 10 11 12 13...
Use the mass spectrum and either the NMR spectrum or the IR spectrum to deduce the...
Use the mass spectrum and either the NMR spectrum or the IR
spectrum to deduce the structure of the following compound
(c) C8HO3H NMR, 300 MHz, 6.1 ppm (singlet, 2H), 6.9 ppm (doublet, 1H), and 7.3 ppm (singlet, 1H), 7.4 ppm (doublet, 1H), 9.8 ppm (singlet, 1H); significant IR absorbances at 1687, 1602, 1449, 1264, 1038, 929, and 815 cm1. 100 149 (150) 80 60 40 121 63 20 65 91 0 15 20 25 30 35 40 45 50...
5. Draw a structure for and name a compound that is consistent with compound that is...
5. Draw a structure for and name a compound that is consistent with compound that is consistent with the following MS. abundance 73 M 80 90 100 110 120 130 140 150 160 10 20 30 40 50 60 70 m/z Question 5: Structure and name: Mass Spectrum (include the molecular ion) Observed Fragment & MW Expected MW Fragmentation type Explanation:
Identify which of these four mass spectra indicate the presence of sulfur, chlorine, bromine, iodine, or...
Identify which of these four mass spectra indicate the presence of sulfur, chlorine, bromine, iodine, or nitrogen. Suggest a molecular formula for each. 100 abundance 8 $ 38 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 mily abundance 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 z 8 8 8 abundance $ 8 LL 10 20 30 40 50 60 70 80 90 100 110...
zene, C6H6? 12-23 Propose structures for compounds that fit the following data: al A ketone with M+ 86 and fragments...
zene, C6H6? 12-23 Propose structures for compounds that fit the following data: al A ketone with M+ 86 and fragments at m/z 71 and m/z 43 h An alcohol with M+ = 88 and fragments at m/z 73, m/z 70, and m/z = 59 12-24 2-Methylpentane (C6H14) has the mass spectrum shown. Which peak represents M+? Which is the base peak? Propose structures for frag- ment ions of m/z 71, 57, 43, and 29. Why does the base peak have...
2. . An unknown, non-branched saturated hydrocarbon has the mass spectrum s below. What is the...
2. . An unknown, non-branched saturated hydrocarbon has the mass spectrum s below. What is the structure of the unknown hydrocarbon? 100) 3. "19 127 141 158 189 188 107 211 225 241 20 40 60 80 100 120 140 160 180 200 220 240 An unknown compound with formula C H100, RVO negative tent with 2.4 dinitrophenylhydrazine; however, the unknown tested positive with the Jones reagent. When added to a solution of bromine dissolved in methylene, the reddin solution...
determine the neutral organic compound from the following spectra M+ 151 Mass Spectrum - Neutral Solid...
determine
the neutral organic compound from the following spectra
M+ 151 Mass Spectrum - Neutral Solid Unknown 140 150 160 100 110 120 130 70 80 90 40 50 60 20 30
The mass spectrum of 3-bromopropanoic acid is shown below. Four peaks are labeled with A, B,...
The mass spectrum of 3-bromopropanoic acid is shown below. Four peaks are labeled with A, B, C, and D. Select the label for the base peak(s). 45 55 18 26 on 10 20 30 40 50 60 70 80 90 100 MIZ 110 120 130 140 150 160 170 The mass spectrum of 3-bromopropanoic acid is shown below. Four peaks are labeled with A, B, C, and D. Select the label for the M peak(s) (unfragmented parent). 135 27 45...
Question 4 Consider the data provided in appendix B containing the mass spectrum, the IR spectrum and the 'H NMR of an unknown compound. Determine the structure of this compound base on the data provided. (Make sure to show your work). Appendix B (question 4) 100 80 117 M 60 abundance 40 20 0 10 .. 60 20 30 40 50 70 80 90 100 110 120 130 140 150 160 3.5 4 4.5 wavelength (m) 5 5.5 6 8...
Question 4 Consider the data provided in appendix B containing the mass spectrum, the IR spectrum and the 'H NMR of an unknown compound. Determine the structure of this compound base on the data provided. 100 117 M 80 60 abundance 40 20 0 10 20 30 40 50 60 70 100 110 120 130 140 150 160 80 90 ml 3 wavelength cm S 5.5 6 3.5 4.5 7 8 9 10 11 12 13 14 15 16 20...
Consider the data provided in appendix B containing the mass spectrum, the IR spectrum and the 'H NMR of an unknown compound. Determine the structure of this compound base on the data provided. (Make sure to show your work). 100 80 117 M 60 abundance 40 20 . = . 0 10 20 30 40 50 60 70 80 90 100 110 120 130' 140' 150 160 3.5 wavelength (um) 5.5 4.5 6 7 8 9 10 11 12 13...
Use the mass spectrum and either the NMR spectrum or the IR
spectrum to deduce the structure of the following compound
(c) C8HO3H NMR, 300 MHz, 6.1 ppm (singlet, 2H), 6.9 ppm (doublet, 1H), and 7.3 ppm (singlet, 1H), 7.4 ppm (doublet, 1H), 9.8 ppm (singlet, 1H); significant IR absorbances at 1687, 1602, 1449, 1264, 1038, 929, and 815 cm1. 100 149 (150) 80 60 40 121 63 20 65 91 0 15 20 25 30 35 40 45 50...
5. Draw a structure for and name a compound that is consistent with compound that is consistent with the following MS. abundance 73 M 80 90 100 110 120 130 140 150 160 10 20 30 40 50 60 70 m/z Question 5: Structure and name: Mass Spectrum (include the molecular ion) Observed Fragment & MW Expected MW Fragmentation type Explanation:
Identify which of these four mass spectra indicate the presence of sulfur, chlorine, bromine, iodine, or nitrogen. Suggest a molecular formula for each. 100 abundance 8 $ 38 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 mily abundance 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 z 8 8 8 abundance $ 8 LL 10 20 30 40 50 60 70 80 90 100 110...
zene, C6H6? 12-23 Propose structures for compounds that fit the following data: al A ketone with M+ 86 and fragments at m/z 71 and m/z 43 h An alcohol with M+ = 88 and fragments at m/z 73, m/z 70, and m/z = 59 12-24 2-Methylpentane (C6H14) has the mass spectrum shown. Which peak represents M+? Which is the base peak? Propose structures for frag- ment ions of m/z 71, 57, 43, and 29. Why does the base peak have...
2. . An unknown, non-branched saturated hydrocarbon has the mass spectrum s below. What is the structure of the unknown hydrocarbon? 100) 3. "19 127 141 158 189 188 107 211 225 241 20 40 60 80 100 120 140 160 180 200 220 240 An unknown compound with formula C H100, RVO negative tent with 2.4 dinitrophenylhydrazine; however, the unknown tested positive with the Jones reagent. When added to a solution of bromine dissolved in methylene, the reddin solution...
determine
the neutral organic compound from the following spectra
M+ 151 Mass Spectrum - Neutral Solid Unknown 140 150 160 100 110 120 130 70 80 90 40 50 60 20 30
The mass spectrum of 3-bromopropanoic acid is shown below. Four peaks are labeled with A, B, C, and D. Select the label for the base peak(s). 45 55 18 26 on 10 20 30 40 50 60 70 80 90 100 MIZ 110 120 130 140 150 160 170 The mass spectrum of 3-bromopropanoic acid is shown below. Four peaks are labeled with A, B, C, and D. Select the label for the M peak(s) (unfragmented parent). 135 27 45...
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