3. MS spectra of small peptide has four peaks:
m/z | abundance |
1434.5 | 80 |
1147.8 | 100 |
956.67 | 74 |
820.14 | 33 |
Find the molecular weight of this peptide. Explain
1434.5 g/mole molecular weight of the compound, where molecular ion would appeared.
3. MS spectra of small peptide has four peaks: m/z abundance 1434.5 80 1147.8 100 956.67...
The MS spectra shows the following unknown. It is either Toluene (C6H5CH3), Benzyl Bromide (C6H5CH2Br), m-cresol (C6H4(OH)CH3), or Ethanol (C2H5OH) Show work and label the appropriate peak and discuss the peaks in text. *Please explain how to do this* 100 - MS-NW-0834 Relative Intensity 10 20 30 40 50 70 80 90 100 110 60 m/z
The MS spectra shows the following unknown. It is either Toluene (C6H5CH3), Benzyl Bromide (C6H5CH2Br), m-cresol (C6H4(OH)CH3), or Ethanol (C2H5OH) Show work and label the appropriate peak and discuss the peaks in text. *Please explain how to do this* 100 MS-NW-2671 80 40 20- O 75 100 125 150 175 m/z 50 25 60 Relative Intensity
The MS spectra shows the following unknown. It is either Toluene (C6H5CH3), Benzyl Bromide (C6H5CH2Br), m-cresol (C6H4(OH)CH3), or Ethanol (C2H5OH) Show work and label the appropriate peak and discuss the peaks in text. *Please explain how to do this* 100 - MS-NU-0067 Relative Intensity 20 OFTTTTTTTTH thritttttttttttttttttttt 10 20 30 40 50 60 70 80 m/z 90
Identify 5 of the major peaks on each spectrum Liquid T MS 100 80 60 40- 20- M* 0 10 30 40 60 70 8 100 m/z
Use the following spectra to determine the compound. Label the IR. The H-NMR has 5 peaks and the C-NMR has 4 peaks. Molecular ion peak (weight) is 100. No M+2 present. 100 LCO SD- 緋ouram,# 1180 4S00 3000 e001 1000 spo
what are possible structures for each spectra 100 MS 80 - 60 Relative Intensity 40 20- 0 10 20 30 40 60 70 80 50 m/z 100- 80 Relative Intensity 40 20 0 10 15 20 25 30 35 40 50 55 60 65 70 75 80 45 m/z
→Note: The following MS and NMR data are depicted with or without peaks labeled when it is unnccesary, peaks are most likely unlabeled. Additonally, molecular ion peaks are unlabeled in most cases. Prepese full stricture for each compound. 10 11 H-NMR 100 MS 80 60 2 40 20 50 100 125 m/z Peaks pointed by arrows are one peak each. Two peaks 200 40 20 180 160 14012O 00 BO C-13 NMR →Note: The following MS and NMR data are...
3. Below are the MS and IR spectra of Compound A. a. Determine its structure. b. Identify pertinent peaks on the IR. Relative Intensity 25 50 75 125 150 175 100 m/z
4) Both methylbenzene (toluene) and 1,6-heptadiyne have molecular formulas of C7Hz and molecular masses of 92. Which of the two mass spectra shown below corresponds to which compound? Explain your reasoning [6 marks] 607 MS 100 MS Relative abundance 40 80 100 100 0 ТТТТТТТТ 20 40 60 80 m/z. 100 m/z
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...