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1. Assign structures for the following molecules given the IR and EI-MS data below: (a) IR...
assign structures for the following molecules given IR and EI-MS data below: (c) Contains oxygen. IR...
assign structures for the following molecules given IR and
EI-MS data below:
(c) Contains oxygen. IR shows no significant bands above 3000 cm! Relative Abundance M(102) is 2015 30 35 40 45 50 55 60s 70 's 80 es 100 165 (d) IR shows strong peak near 1725 cm! Relative Abundance 1 3 5 llllll 40 45 m/z 50 55 60
Please explain the answer in details. 2. [5 marks] Use the mass spectrum (EI-MS) and the...
Please explain the answer in details.
2. [5 marks] Use the mass spectrum (EI-MS) and the additional 'H NMR data to deduce the structure of the compound of the formula CgH603. 100 - 149 м (150) Relative Abundance (percent) 0+ரார்ராராராரா T ITIIIIIIIIIIIIIIIIINITITTITTTTTTTTTTTTTTTTTTTTTin 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 mz doublet singlet doublet
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...
Please evaluate the IR spectrum. Provide a structure and note any important peaks corresponding to the structure. It was an experiment using: isoamyl alcohol + acetic acid sulfuric acid as the catalys...
Please evaluate the IR spectrum. Provide a structure and note
any important peaks corresponding to the structure.
It was an experiment using:
isoamyl alcohol + acetic acid
sulfuric acid as the catalyst
and the products are isoamyl acetate and water. Thank you so
much!!!
95 卜诒 卜” 90 85 寸 80 75 70 65 E 60 ー 55 50 45 40 35 30 25 20 4000 3500 3000 2500 2000 Wavenumbers (cm-1) 1500 1000 500
95 卜诒 卜” 90 85...
Use the IR and MS data to elucidate the structures of the compounds below. Identify the...
Use the IR and MS data to elucidate the structures of the compounds below. Identify the M and other necessary peaks in the mass spectra below. Give the functional group responsible for the IR signals. IR: (1 709) sharp, strong (1607-1653) weak MS: ID 4 peaks 100- Relative Intensity orta pripreme 10 20 30 40 50 60 70 80 90 100 m/z 110 120 IR: (1753) strong (1602 - 1658) weak MS: ID 4 peaks 100 MS-NU-18 Relative Intensity 10...
pls interpret and analyze both IR Spectrum . thanks philip/johnson 105 100 95 90- 85 80 75 70 65 60 55 50- 45- 50...
pls interpret and analyze both IR Spectrum . thanks
philip/johnson 105 100 95 90- 85 80 75 70 65 60 55 50- 45- 500 1000 1500 2000 2500 3500 3000 4000 Wavenumbers (om-1) %Transmittance 100 philipljphnson 95- 85 80 75 70- 65- 60 55 50 4000 3500 1000 500 3000 1500 2500 2000 %Transmittance 90
philip/johnson 105 100 95 90- 85 80 75 70 65 60 55 50- 45- 500 1000 1500 2000 2500 3500 3000 4000 Wavenumbers (om-1) %Transmittance...
Deduce the ester compound structure with M/Z=136 on this mass spectrum; significant peaks at 51, 77,...
Deduce the ester compound structure with M/Z=136 on this mass
spectrum; significant peaks at 51, 77, 105, 136.
Relative Abundance M(136) 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 mz
Description: Shown below is an EI-MS spectrum for t-butyl chloride. 1) Clearly label the base peak...
Description: Shown below is an EI-MS spectrum for t-butyl chloride. 1) Clearly label the base peak in the spectrum. Draw the structure of the fragment the base peak corresponds to. 2) Is there a molecular ion present in the spectrum? If so, label the peak that corresponds to the molecular ion. 3) Is there any evidence that the following EI-MS spectrum represents a chlorine containing compound? If so, label the necessary peaks and explain briefly why there is sufficient evidence...
what are possible structures for each spectra 100 MS 80 - 60 Relative Intensity 40 20-...
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
assign the base peak, molecular ion peak (with m/z) and identify the structure? please? :,) MS-NU-5499...
assign the base peak, molecular ion peak (with m/z) and identify
the structure?
please? :,)
MS-NU-5499 Relative Intensity 10 15 20 25 30 50 55 60 65 70 75 35 1 40 45 m/z
assign structures for the following molecules given IR and
EI-MS data below:
(c) Contains oxygen. IR shows no significant bands above 3000 cm! Relative Abundance M(102) is 2015 30 35 40 45 50 55 60s 70 's 80 es 100 165 (d) IR shows strong peak near 1725 cm! Relative Abundance 1 3 5 llllll 40 45 m/z 50 55 60
Please explain the answer in details.
2. [5 marks] Use the mass spectrum (EI-MS) and the additional 'H NMR data to deduce the structure of the compound of the formula CgH603. 100 - 149 м (150) Relative Abundance (percent) 0+ரார்ராராராரா T ITIIIIIIIIIIIIIIIIINITITTITTTTTTTTTTTTTTTTTTTTTin 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 mz doublet singlet doublet
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...
Please evaluate the IR spectrum. Provide a structure and note
any important peaks corresponding to the structure.
It was an experiment using:
isoamyl alcohol + acetic acid
sulfuric acid as the catalyst
and the products are isoamyl acetate and water. Thank you so
much!!!
95 卜诒 卜” 90 85 寸 80 75 70 65 E 60 ー 55 50 45 40 35 30 25 20 4000 3500 3000 2500 2000 Wavenumbers (cm-1) 1500 1000 500
95 卜诒 卜” 90 85...
Use the IR and MS data to elucidate the structures of the compounds below. Identify the M and other necessary peaks in the mass spectra below. Give the functional group responsible for the IR signals. IR: (1 709) sharp, strong (1607-1653) weak MS: ID 4 peaks 100- Relative Intensity orta pripreme 10 20 30 40 50 60 70 80 90 100 m/z 110 120 IR: (1753) strong (1602 - 1658) weak MS: ID 4 peaks 100 MS-NU-18 Relative Intensity 10...
pls interpret and analyze both IR Spectrum . thanks
philip/johnson 105 100 95 90- 85 80 75 70 65 60 55 50- 45- 500 1000 1500 2000 2500 3500 3000 4000 Wavenumbers (om-1) %Transmittance 100 philipljphnson 95- 85 80 75 70- 65- 60 55 50 4000 3500 1000 500 3000 1500 2500 2000 %Transmittance 90
philip/johnson 105 100 95 90- 85 80 75 70 65 60 55 50- 45- 500 1000 1500 2000 2500 3500 3000 4000 Wavenumbers (om-1) %Transmittance...
Deduce the ester compound structure with M/Z=136 on this mass
spectrum; significant peaks at 51, 77, 105, 136.
Relative Abundance M(136) 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 mz
Description: Shown below is an EI-MS spectrum for t-butyl chloride. 1) Clearly label the base peak in the spectrum. Draw the structure of the fragment the base peak corresponds to. 2) Is there a molecular ion present in the spectrum? If so, label the peak that corresponds to the molecular ion. 3) Is there any evidence that the following EI-MS spectrum represents a chlorine containing compound? If so, label the necessary peaks and explain briefly why there is sufficient evidence...
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
assign the base peak, molecular ion peak (with m/z) and identify
the structure?
please? :,)
MS-NU-5499 Relative Intensity 10 15 20 25 30 50 55 60 65 70 75 35 1 40 45 m/z
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