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give the structure.
COMPOUND 149 PARED PROGRAM TEL TRANSIT TITI 10 11 Mass Data: of base...
Structure of the spectrum COMPOUND 112 D SPECOGRAM 3000 2500 2000 100 ta0 CMnoe o00 12...
Structure of the spectrum
COMPOUND 112 D SPECOGRAM 3000 2500 2000 100 ta0 CMnoe o00 12 La 15 MCRONS Mass Data: m/e % of base peak Isotope abundance: % of parent peak m/e 27 34 88 (P) 100 4.50 28 7 89 (P+1) 29 90 (P+2) 0.52 39 15 41 42 42 12 43 100 C4H O 45 13 73 25 88 10 w JUU and 1400-1300 S PERCENT RANSMITTANCE on 8
5. Identify the base peak in your mass spectrum. 6. Are there other significant isotope patterns...
5. Identify the base peak in your mass spectrum. 6. Are there other significant isotope patterns in your mass spectrum? If so, what do they indicate? 7. Provide at least one fragment (not the parent ion) that was useful in determining (or confirming) the structure of the unknown and briefly explain how it was useful. Compound 14 is a liquid (b.p. 85") which finds its greatest application as an aprotic solvent UV-transparent; IR-liquid fim. MASS SPECTRAL DATA 99 100 Mass...
2. (3 points) Based on the spectral data provided, (a) determine the structure of the unknown compound (C6H120; (b)...
2. (3 points) Based on the spectral data provided, (a) determine the structure of the unknown compound (C6H120; (b) assign ALL major peaks in the mass spec (if there is an molecular ion, base peak, alpha- cleavage or McLafferty rearrangement label the signal as such) and IR that led to the identification of your compound. L00 s000 4500 200e a00 sVENEPI 100 80 60- 40- 20 120 110 100 90 80 70 60 50 40 30 20 10 m/z Relative...
8. Use the spectral data below to propose structure(s) for the compound labeled Y, which can...
8. Use the spectral data below to propose structure(s) for the compound labeled Y, which can be identified from the MS, IR, spectra presented below. (2 pts) a) Determine the molecular formula (MF = C.H. e) from the molecular ion on the MS using the Rule 13 where (MW/13) En+r. Since the M+2 peak is approximately 1/3 of the intensity of the molecular peak, this is an indication that the compound contain a cl _atom. Make the necessary substitution for...
8. Give several pieces of data you gathered from the IR spectrum that aided in determining...
8. Give several pieces of data you gathered from the IR spectrum that aided in determining (or confirming) the structure of your unknown. For example, you might mention the presence (or absence) of certain definitive peaks (include wavenumbers). Do NOT use anything from the fingerprint region. 9. Fill in the table below with the information on each unique 1H-NMR signal. You may treat all aromatic protons as a single signal if that helps. Peak Chemical Shift (8) # of *10...
I am not understanding this assignment at all. Any assistance is very much appreciated. Mass Spectrum: Molecular Ion m/z value and structure of the Molecular Ion. Base Peak m/z value and structure of...
I am not understanding this assignment at all. Any assistance is
very much appreciated.
Mass Spectrum:
Molecular Ion m/z value and structure of the Molecular Ion.
Base Peak m/z value and structure of that ion
One other significant peak m/z value and structure of that
ion
C13 NMR Spectrum-- Draw Structure of Compound
on the C13 NMR spectrum and identify each signal with the
appropriate Carbon.
Proton NMR Spectrum-- Draw Structure of
Compound on the Proton NMR spectrum and identify...
Propose a reasonable structure for this compound based on the mass spec, IR, and NMR data....
Propose a reasonable structure for this compound based on the mass spec, IR, and NMR data. 100 Relative Intensity M+ 10 20 30 40 60 70 80 90 50 m/z LUU TRINETTRICET 4000 3000 2000 cm1 1500 1000 500 ЗН Зн 2H тттттттттттттттттт 11 10 9 8 7 6 5 4 ppm 200 180 160 140 120 80 60 40 20 100 ppm
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...
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...
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...
Structure of the spectrum
COMPOUND 112 D SPECOGRAM 3000 2500 2000 100 ta0 CMnoe o00 12 La 15 MCRONS Mass Data: m/e % of base peak Isotope abundance: % of parent peak m/e 27 34 88 (P) 100 4.50 28 7 89 (P+1) 29 90 (P+2) 0.52 39 15 41 42 42 12 43 100 C4H O 45 13 73 25 88 10 w JUU and 1400-1300 S PERCENT RANSMITTANCE on 8
5. Identify the base peak in your mass spectrum. 6. Are there other significant isotope patterns in your mass spectrum? If so, what do they indicate? 7. Provide at least one fragment (not the parent ion) that was useful in determining (or confirming) the structure of the unknown and briefly explain how it was useful. Compound 14 is a liquid (b.p. 85") which finds its greatest application as an aprotic solvent UV-transparent; IR-liquid fim. MASS SPECTRAL DATA 99 100 Mass...
2. (3 points) Based on the spectral data provided, (a) determine the structure of the unknown compound (C6H120; (b) assign ALL major peaks in the mass spec (if there is an molecular ion, base peak, alpha- cleavage or McLafferty rearrangement label the signal as such) and IR that led to the identification of your compound. L00 s000 4500 200e a00 sVENEPI 100 80 60- 40- 20 120 110 100 90 80 70 60 50 40 30 20 10 m/z Relative...
8. Use the spectral data below to propose structure(s) for the compound labeled Y, which can be identified from the MS, IR, spectra presented below. (2 pts) a) Determine the molecular formula (MF = C.H. e) from the molecular ion on the MS using the Rule 13 where (MW/13) En+r. Since the M+2 peak is approximately 1/3 of the intensity of the molecular peak, this is an indication that the compound contain a cl _atom. Make the necessary substitution for...
8. Give several pieces of data you gathered from the IR spectrum that aided in determining (or confirming) the structure of your unknown. For example, you might mention the presence (or absence) of certain definitive peaks (include wavenumbers). Do NOT use anything from the fingerprint region. 9. Fill in the table below with the information on each unique 1H-NMR signal. You may treat all aromatic protons as a single signal if that helps. Peak Chemical Shift (8) # of *10...
I am not understanding this assignment at all. Any assistance is
very much appreciated.
Mass Spectrum:
Molecular Ion m/z value and structure of the Molecular Ion.
Base Peak m/z value and structure of that ion
One other significant peak m/z value and structure of that
ion
C13 NMR Spectrum-- Draw Structure of Compound
on the C13 NMR spectrum and identify each signal with the
appropriate Carbon.
Proton NMR Spectrum-- Draw Structure of
Compound on the Proton NMR spectrum and identify...
Propose a reasonable structure for this compound based on the mass spec, IR, and NMR data. 100 Relative Intensity M+ 10 20 30 40 60 70 80 90 50 m/z LUU TRINETTRICET 4000 3000 2000 cm1 1500 1000 500 ЗН Зн 2H тттттттттттттттттт 11 10 9 8 7 6 5 4 ppm 200 180 160 140 120 80 60 40 20 100 ppm
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...
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...
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...
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