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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...
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...
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...
IR Worksheet-CHEM 2460 Spectrum A- Fare the IR spectra of the compounds shown, In Spectrum A-F,...
IR Worksheet-CHEM 2460 Spectrum A- Fare the IR spectra of the compounds shown, In Spectrum A-F, assign the major absorptions above 1500 em in the spectrum of each compound, (using and 8 2 [see background informationD) A. IR spectra of phenylethyne 100 80 40 20- 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200 1000800 Wavenumber (cm) IR spectra of n-butyl acetate 100 B. 80 60 40 CHsCO(CH2)30% 20 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200...
9. (a) Identify the major signals and the corresponding bond types present in the compound having...
9. (a) Identify the major signals and the corresponding bond types present in the compound having the following IR spectrum; Molecular formula CizH17NO2 (3 pts) 2.5 J00 3.5 4.5 5.5 6 7 8 9 10 11 12 13 14 15 16 80 60 40 20 ol 4000 2500 1400 1200 3500 3000 2000 1800 1600 wavenumber (cm 1000 800 600 (b) The 'H-NMR shown below is that of the same compound with the IR spectrum shown in (a). Determine its...
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...
6. An unknown compound, CsH10O2, gives the NMR and IR shown below. Propose a structure. wavelength...
6. An unknown compound, CsH10O2, gives the NMR and IR shown below. Propose a structure. wavelength (m) 9 10 11 12 13 14 15 16 100 80 60 40 20 ol 4000 3500 3000 2500 1400 1200 1000 800 2000 1800 1600 wavenumber(cm) 600 SOHE 5.5.6 7.11 70 690 200 156 LA 1.6 10 8 (ppm)
6) Which compound would produce this IR spectrum? Wavelength, (um) 3,5 4 4,5 5 5,5 6 6,5 7 8 9 10 12 14 18 2.52,7 3 100...
6) Which compound would produce this IR spectrum? Wavelength, (um) 3,5 4 4,5 5 5,5 6 6,5 7 8 9 10 12 14 18 2.52,7 3 100 80 s 60 40 a 20 0 e 4000 3500 3000 2500 2000 1800 1600 1400 12001000 800 600 400 Wavenumber, (cm-1) (A) (В) CH СОН (C) (D) CH3 СОСН) 7) Which compound is consistent with this IR spectrum? Wavelength, (um) 1003.2 2,4 2.6 3 3,5 4 4,5 5 5,5 6 7 89...
Correct answer is A. Explain. 7. Which compound would produce this I spectrum? Wavelength, (um) 4...
Correct answer is A. Explain.
7. Which compound would produce this I spectrum? Wavelength, (um) 4 4,55 5,5 6 6,5 52,7 3,5 10 12 14 1 100 80 s 60 40 a 20 4000 3500 3000 2500 2000 1800 1600 1400 12001000 800 600 400 Wavenumber, (cm-1) CH 1I ??? (C) O CH3 COCH3
Draw a structure that is consistent with the MS, IR, and NMR spectra in Figures 1-3....
Draw a structure that is consistent with the MS, IR, and NMR spectra in Figures 1-3. abundance اسلام سال M 73 10' 20' 30' 40'50' 60' 70' 80' 90 '100' 110' 120 130 140 150 160 m/z 25 3.5 4 4.5 wavelength (mm) 5 5.5 6 7 8 9 10 11 12 13 14 15 16 ECZO-EESZOW 4000 3500 3000 2500 1400 1200 1000 800 600 2000 1800 1600 wavenumber (cm) wavenumber (cm" 100 80 200 180 160 140 120...
The IR spectrum of compound E (C8H6) is shown in the figure below. What is the...
The
IR spectrum of compound E (C8H6) is shown in the figure below. What
is the structure of E?
2. The IR spectrum of compound E (C&He) is shown in the figure below. Compound E reacts with bromine in carbon tetrachloride and has an IR absorption band at about 3300 cm What is the structure of E? Wavelength (um) 2.5 7 8 9 10 12 15 20 30 40 005 0.10 020 0.30 0 40 0.50 0.60 0.80 2.0 4000...
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...
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...
IR Worksheet-CHEM 2460 Spectrum A- Fare the IR spectra of the compounds shown, In Spectrum A-F, assign the major absorptions above 1500 em in the spectrum of each compound, (using and 8 2 [see background informationD) A. IR spectra of phenylethyne 100 80 40 20- 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200 1000800 Wavenumber (cm) IR spectra of n-butyl acetate 100 B. 80 60 40 CHsCO(CH2)30% 20 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200...
9. (a) Identify the major signals and the corresponding bond types present in the compound having the following IR spectrum; Molecular formula CizH17NO2 (3 pts) 2.5 J00 3.5 4.5 5.5 6 7 8 9 10 11 12 13 14 15 16 80 60 40 20 ol 4000 2500 1400 1200 3500 3000 2000 1800 1600 wavenumber (cm 1000 800 600 (b) The 'H-NMR shown below is that of the same compound with the IR spectrum shown in (a). Determine its...
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...
6. An unknown compound, CsH10O2, gives the NMR and IR shown below. Propose a structure. wavelength (m) 9 10 11 12 13 14 15 16 100 80 60 40 20 ol 4000 3500 3000 2500 1400 1200 1000 800 2000 1800 1600 wavenumber(cm) 600 SOHE 5.5.6 7.11 70 690 200 156 LA 1.6 10 8 (ppm)
6) Which compound would produce this IR spectrum? Wavelength, (um) 3,5 4 4,5 5 5,5 6 6,5 7 8 9 10 12 14 18 2.52,7 3 100 80 s 60 40 a 20 0 e 4000 3500 3000 2500 2000 1800 1600 1400 12001000 800 600 400 Wavenumber, (cm-1) (A) (В) CH СОН (C) (D) CH3 СОСН) 7) Which compound is consistent with this IR spectrum? Wavelength, (um) 1003.2 2,4 2.6 3 3,5 4 4,5 5 5,5 6 7 89...
Correct answer is A. Explain.
7. Which compound would produce this I spectrum? Wavelength, (um) 4 4,55 5,5 6 6,5 52,7 3,5 10 12 14 1 100 80 s 60 40 a 20 4000 3500 3000 2500 2000 1800 1600 1400 12001000 800 600 400 Wavenumber, (cm-1) CH 1I ??? (C) O CH3 COCH3
Draw a structure that is consistent with the MS, IR, and NMR spectra in Figures 1-3. abundance اسلام سال M 73 10' 20' 30' 40'50' 60' 70' 80' 90 '100' 110' 120 130 140 150 160 m/z 25 3.5 4 4.5 wavelength (mm) 5 5.5 6 7 8 9 10 11 12 13 14 15 16 ECZO-EESZOW 4000 3500 3000 2500 1400 1200 1000 800 600 2000 1800 1600 wavenumber (cm) wavenumber (cm" 100 80 200 180 160 140 120...
The
IR spectrum of compound E (C8H6) is shown in the figure below. What
is the structure of E?
2. The IR spectrum of compound E (C&He) is shown in the figure below. Compound E reacts with bromine in carbon tetrachloride and has an IR absorption band at about 3300 cm What is the structure of E? Wavelength (um) 2.5 7 8 9 10 12 15 20 30 40 005 0.10 020 0.30 0 40 0.50 0.60 0.80 2.0 4000...
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