I'm not sure how to do the three cationic structures
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I'm not sure how to do the three cationic
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b. The following mass spectrum corresponds...
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...
Which of the following structures corresponds to the mass spectrum shown below? 100 - Relative Intensity...
Which of the following structures corresponds to the mass spectrum shown below? 100 - Relative Intensity مسلسل السنه 0 mmanlifunnhhemmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm 25 50 75 100 125 150 m/z What chemical shift (in ppm, in a 'H NMR spectrum) might you expect for the H atom, shown in red, in the molecule below? 1.0, 2.2, t 2.3, 4 1.4.4 3.2, d Submit Answer Tries 0/1 What chemical shift (in ppm, in a 'H NMR spectrum) might you expect for the H atom,...
Given the following mass spectra of isopentyl acetate below, provide the structures of the mass fragments...
Given the following mass spectra of isopentyl acetate below,
provide the structures of the mass fragments corresponding to
m/z = 43, 55, 70, and 115.
(DCM signals are at 40, 49, and 84)
Abundance 9000 3000 7000 6000 5000 4000 3000 2000 1000 40.1 40 441 57.2 70.2 77.2 84.0 103.2 91.0 96.0 100 115.1 110 120 126
Data Interpretation - Molecular Formula Based on the following microanalysis data and mass spectrum, determine the...
Data Interpretation - Molecular Formula Based on the following microanalysis data and mass spectrum, determine the molecular formula for the molecule. Elemental Analysis: C, 57.84; H, 3.64; 0, 38.52 100 MS-NW-8142 80 60 Relative Intensity 40 20 o tommittit 25 50 75 125 150 100 m/z Select one: Cg H₂O4 O C5H.02 C4H₂O₂ C10H8O4 o C₂H₂O
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...
Identify the important diagnostic peaks from the IR spectrum, including the cm^-1, and the bond that...
Identify the important diagnostic peaks from the IR spectrum,
including the cm^-1, and the bond that corresponds to each peak.
List all possible classes of compounds this compound could be. Does
it contain carbon-carbon double or triple bonds?
From the mass spectrum and IR, determine the molecular formula
and calculate the degree of unsaturation.
On the basis of your analysis, propose a structure that fits
all the IR, MS, & CNMR data. Propose a structure that
corresponds to the base...
In the boxes below, provide the structure of the compound that corresponds to each set of spectra...
In the boxes below, provide the structure of the compound that corresponds to each set of spectra on the next 5 pages. Be sure to show your work on the spectra for full credit. Account for all numbered peaks in the IR. In peaks if necessary. Assign all NMR spectra as completely as possible: number of NMR signals, integration, chemical shift, and splitting the mass spectrum, determine degrees of unsaturation and label 4 IR Spectrum 3000 2000 1 1600 1200...
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...
1. Consider the Mass Spectrum below to answer the following questions: MS-NU-S495 Relative Intensity 0- 10...
1. Consider the Mass Spectrum below to answer the following questions: MS-NU-S495 Relative Intensity 0- 10 prote 20 30 40 t 50 to 60 70 m/z 80 90 100 110 a. (1 point) What is the m/z of the molecular ion peak: b. (1 point) What is the m/z value of the base peak: c. (2 point) Explain why do we observe the peak at m/z = 114 d. (2 points) The molecular formula of this compound is C.HSX. Identify...
In the boxes below, provide the structure of the compound that corresponds to each set of...
In the boxes below, provide the structure of the compound that corresponds to each set of spectra on the next 5 pages. Be sure to show your work on the spectra for full credit. Account for all numbered peaks in the IR. In peaks if necessary. Assign all NMR spectra as completely as possible: number of NMR signals, integration, chemical shift, and splitting the mass spectrum, determine degrees of unsaturation and label 4 IR Spectrum 3000 2000 1 1600 1200...
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...
Which of the following structures corresponds to the mass spectrum shown below? 100 - Relative Intensity مسلسل السنه 0 mmanlifunnhhemmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm 25 50 75 100 125 150 m/z What chemical shift (in ppm, in a 'H NMR spectrum) might you expect for the H atom, shown in red, in the molecule below? 1.0, 2.2, t 2.3, 4 1.4.4 3.2, d Submit Answer Tries 0/1 What chemical shift (in ppm, in a 'H NMR spectrum) might you expect for the H atom,...
Given the following mass spectra of isopentyl acetate below,
provide the structures of the mass fragments corresponding to
m/z = 43, 55, 70, and 115.
(DCM signals are at 40, 49, and 84)
Abundance 9000 3000 7000 6000 5000 4000 3000 2000 1000 40.1 40 441 57.2 70.2 77.2 84.0 103.2 91.0 96.0 100 115.1 110 120 126
Data Interpretation - Molecular Formula Based on the following microanalysis data and mass spectrum, determine the molecular formula for the molecule. Elemental Analysis: C, 57.84; H, 3.64; 0, 38.52 100 MS-NW-8142 80 60 Relative Intensity 40 20 o tommittit 25 50 75 125 150 100 m/z Select one: Cg H₂O4 O C5H.02 C4H₂O₂ C10H8O4 o C₂H₂O
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...
Identify the important diagnostic peaks from the IR spectrum,
including the cm^-1, and the bond that corresponds to each peak.
List all possible classes of compounds this compound could be. Does
it contain carbon-carbon double or triple bonds?
From the mass spectrum and IR, determine the molecular formula
and calculate the degree of unsaturation.
On the basis of your analysis, propose a structure that fits
all the IR, MS, & CNMR data. Propose a structure that
corresponds to the base...
In the boxes below, provide the structure of the compound that corresponds to each set of spectra on the next 5 pages. Be sure to show your work on the spectra for full credit. Account for all numbered peaks in the IR. In peaks if necessary. Assign all NMR spectra as completely as possible: number of NMR signals, integration, chemical shift, and splitting the mass spectrum, determine degrees of unsaturation and label 4 IR Spectrum 3000 2000 1 1600 1200...
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...
1. Consider the Mass Spectrum below to answer the following questions: MS-NU-S495 Relative Intensity 0- 10 prote 20 30 40 t 50 to 60 70 m/z 80 90 100 110 a. (1 point) What is the m/z of the molecular ion peak: b. (1 point) What is the m/z value of the base peak: c. (2 point) Explain why do we observe the peak at m/z = 114 d. (2 points) The molecular formula of this compound is C.HSX. Identify...
In the boxes below, provide the structure of the compound that corresponds to each set of spectra on the next 5 pages. Be sure to show your work on the spectra for full credit. Account for all numbered peaks in the IR. In peaks if necessary. Assign all NMR spectra as completely as possible: number of NMR signals, integration, chemical shift, and splitting the mass spectrum, determine degrees of unsaturation and label 4 IR Spectrum 3000 2000 1 1600 1200...
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