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Instrumentq Sruchire Taentia tre 8 Infrared Spectroscopy and Mass Spectrometry ea The following a...
Combined IR Spectroscopy and Mass Spectrometry Problems Determine the molecular formula and possible structures for each...
Combined IR Spectroscopy and Mass Spectrometry Problems Determine the molecular formula and possible structures for each unknown based on the given spectra. Use the IR Correlation Table. Note: DOU - Cs+1-0.5(#Hs-#Ns+Whalogens). SHOW YOUR WORK! 100 - 2191 Relative Intensity 10 15 20 25 30 40 35 m/z 45 50 55 60
Lab 6 Mass Spectrometry Worksheet Please show your work for the following problems in your laboratory...
Lab 6 Mass Spectrometry Worksheet Please show your work for the following problems in your laboratory notebook. Your notebook carbons will be collected at the beginning of the next lab period. 1. For each of the following molecular formulas, calculate the index of hydrogen deficiency (IHD), and draw at least two possible structures: a. CaH4 22+2--6+04-2 b. CaHs c. CoHsNO2 26)-54t 4 d. CHioBr2 2 215)+2--0+o 2. Write the molecular formulas for three hydrocarbons with the following molecular ion (M)...
C4 на р Ал, Combined IR Spectroscopy and Mass Spectrometry Problems Determine the molecular formula and possib...
C4 на р Ал, Combined IR Spectroscopy and Mass Spectrometry Problems Determine the molecular formula and possible structures for each unknown based on the given spectra. Use the IR Correlation Table. Note: DOU= #Cs+1-0.5(#Hs-#Ns+#halogens). SHOW YOUR WORK!
5. How would you distinguish between the following compounds using high-resolution mass spectrometry? (3pts) A 6....
5. How would you distinguish between the following compounds using high-resolution mass spectrometry? (3pts) A 6. Propose three (03) possible structures that can produce the mass spectrum given below and your answer (beside carbon and hydrogen, this molecule contains only one other atom) explain 100 92 80 60 40 94 134 20 99 106 136 108 75 50 100 125 m/z Structures (3 pts) Explain (3 pts)
5. How would you distinguish between the following compounds using high-resolution mass spectrometry?...
Based on mass spectrometry, infrared spectroscopy, H NMR and CNMR, what could the following two unknowns...
Based on mass spectrometry, infrared spectroscopy, H NMR and
CNMR, what could the following two unknowns be?
1.2.
Mass Spectrometry (not shown): [M] = 134 m/z Infrared Spectroscopy (not shown): 3073, 2924, 1714, cm 'H Nuclear Magnetic Resonance. 3 5H PPM 2H Sc Nuclear Magnetic Resonance. 220 200 180 160 140 120 100 80 60 40 20 0 Mass Spectrometry (not shown): [M] = 156 (75%), [M+2] = 158 (100%), (M+4) = 160 (25%) m/z Infrared Spectroscopy (not shown): 2966,...
mass spectrometry matching to graphs 1. (2 points) Match the following mass spectra below to the...
mass spectrometry matching to graphs
1. (2 points) Match the following mass spectra below to the correct structure below. One structure per spectra. All four compounds will not be used. A) CH:CH-CH(CH3)2 B) CH:CHOHCH.CH C) CH.CH:OCHCH D) CH:CH NHCH.CH Relative Intensity 10 20 30 40 50 60 80 90 100 110 120 70 /z m Relative intensity
8) Propose a structure for the compound with IR, NMR, and mass spectra shown below. The...
8) Propose a structure for the compound with IR, NMR, and mass spectra shown below. The integration of the peaks is in arbitrary units above them. 18 marks (Hint: check for possible isotopes in MS) 2400 2100 1800 1500 1200 900 600 300 OHz 12007 19554 J = 6.6 Hz 6667 5768 J = 6.6 Hz LLLLLLLLLL LLLLLLLLLLLLLLLLLLL Oppm (8) wavelength, micrometers 5 5.5 6 7 8 2.6 2.8 3 3.5 4 4.5 9 10 11 12 13 14 1516...
Based on mass spectrometry, infrared spectroscopy, H NMR and CNMR, what could the following unknown be?...
Based on mass spectrometry, infrared spectroscopy, H NMR and
CNMR, what could the following unknown be?
Mass Spectrometry (not shown): [M] = 156 (75%), [M+2] = 158 (100%), [M+4] = 160 (25%) m/z Infrared Spectroscopy (not shown): 2966, 2910 cm H Nuclear Magnetic Resonance. quin 2 2H PPM 1 0 4 2H 2H 13C Nuclear Magnetic Resonance. 20 35 25 PPM 15 45 40 30 10
2. (6 pts) Determine the structure of the following Show your reasoning for each type of spectra ...
IR,
NMR, and Mass Spec; Please help determine which structures these
could be! Thank you!
2. (6 pts) Determine the structure of the following Show your reasoning for each type of spectra shown and then the complete structur compound whose spectra is shown below 80 60 40 20 3800 300025002000 1500 1000 0.0 ANALYSIS İR spectrum 0.0 ANALYSIS Mass spectrum Parent peak does not show in this specrum MW- 204 40 80 120 160 209 2983 23C+ (sp) nyo-este aret...
Mass Spectrometry (not shown): [M] = 134 m/z Infrared Spectroscopy (not shown): 3073, 2924, 1714, cm...
Mass Spectrometry (not shown): [M] = 134 m/z Infrared Spectroscopy (not shown): 3073, 2924, 1714, cm 'H Nuclear Magnetic Resonance. PPM 2н c Nuclear Magnetic Resonance. 220 .200 . 180 . 160 .140 . 120 100 . 80 . 60 . 40
Combined IR Spectroscopy and Mass Spectrometry Problems Determine the molecular formula and possible structures for each unknown based on the given spectra. Use the IR Correlation Table. Note: DOU - Cs+1-0.5(#Hs-#Ns+Whalogens). SHOW YOUR WORK! 100 - 2191 Relative Intensity 10 15 20 25 30 40 35 m/z 45 50 55 60
Lab 6 Mass Spectrometry Worksheet Please show your work for the following problems in your laboratory notebook. Your notebook carbons will be collected at the beginning of the next lab period. 1. For each of the following molecular formulas, calculate the index of hydrogen deficiency (IHD), and draw at least two possible structures: a. CaH4 22+2--6+04-2 b. CaHs c. CoHsNO2 26)-54t 4 d. CHioBr2 2 215)+2--0+o 2. Write the molecular formulas for three hydrocarbons with the following molecular ion (M)...
C4 на р Ал, Combined IR Spectroscopy and Mass Spectrometry Problems Determine the molecular formula and possible structures for each unknown based on the given spectra. Use the IR Correlation Table. Note: DOU= #Cs+1-0.5(#Hs-#Ns+#halogens). SHOW YOUR WORK!
5. How would you distinguish between the following compounds using high-resolution mass spectrometry? (3pts) A 6. Propose three (03) possible structures that can produce the mass spectrum given below and your answer (beside carbon and hydrogen, this molecule contains only one other atom) explain 100 92 80 60 40 94 134 20 99 106 136 108 75 50 100 125 m/z Structures (3 pts) Explain (3 pts)
5. How would you distinguish between the following compounds using high-resolution mass spectrometry?...
Based on mass spectrometry, infrared spectroscopy, H NMR and
CNMR, what could the following two unknowns be?
1.2.
Mass Spectrometry (not shown): [M] = 134 m/z Infrared Spectroscopy (not shown): 3073, 2924, 1714, cm 'H Nuclear Magnetic Resonance. 3 5H PPM 2H Sc Nuclear Magnetic Resonance. 220 200 180 160 140 120 100 80 60 40 20 0 Mass Spectrometry (not shown): [M] = 156 (75%), [M+2] = 158 (100%), (M+4) = 160 (25%) m/z Infrared Spectroscopy (not shown): 2966,...
mass spectrometry matching to graphs
1. (2 points) Match the following mass spectra below to the correct structure below. One structure per spectra. All four compounds will not be used. A) CH:CH-CH(CH3)2 B) CH:CHOHCH.CH C) CH.CH:OCHCH D) CH:CH NHCH.CH Relative Intensity 10 20 30 40 50 60 80 90 100 110 120 70 /z m Relative intensity
8) Propose a structure for the compound with IR, NMR, and mass spectra shown below. The integration of the peaks is in arbitrary units above them. 18 marks (Hint: check for possible isotopes in MS) 2400 2100 1800 1500 1200 900 600 300 OHz 12007 19554 J = 6.6 Hz 6667 5768 J = 6.6 Hz LLLLLLLLLL LLLLLLLLLLLLLLLLLLL Oppm (8) wavelength, micrometers 5 5.5 6 7 8 2.6 2.8 3 3.5 4 4.5 9 10 11 12 13 14 1516...
Based on mass spectrometry, infrared spectroscopy, H NMR and
CNMR, what could the following unknown be?
Mass Spectrometry (not shown): [M] = 156 (75%), [M+2] = 158 (100%), [M+4] = 160 (25%) m/z Infrared Spectroscopy (not shown): 2966, 2910 cm H Nuclear Magnetic Resonance. quin 2 2H PPM 1 0 4 2H 2H 13C Nuclear Magnetic Resonance. 20 35 25 PPM 15 45 40 30 10
IR,
NMR, and Mass Spec; Please help determine which structures these
could be! Thank you!
2. (6 pts) Determine the structure of the following Show your reasoning for each type of spectra shown and then the complete structur compound whose spectra is shown below 80 60 40 20 3800 300025002000 1500 1000 0.0 ANALYSIS İR spectrum 0.0 ANALYSIS Mass spectrum Parent peak does not show in this specrum MW- 204 40 80 120 160 209 2983 23C+ (sp) nyo-este aret...
Mass Spectrometry (not shown): [M] = 134 m/z Infrared Spectroscopy (not shown): 3073, 2924, 1714, cm 'H Nuclear Magnetic Resonance. PPM 2н c Nuclear Magnetic Resonance. 220 .200 . 180 . 160 .140 . 120 100 . 80 . 60 . 40
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