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b. An unknown compound has the molecular formula ChHsO2. Draw a structure of the unknown that...
10) Determine the structure of an unknown compound with a molecular formula of CuHz03. IR and...
10) Determine the structure of an unknown compound with a molecular formula of CuHz03. IR and NMRS are shown below: (10 points) 100 B0 mm 60 40 20 000 4000 RUM 2000 1500 Wavnumber 1000 3H 3H 2H2H 2H B 3 2 PPM 200 180 160 140 120 100 PPM 20 Draw a structure consistent with the above data and map the proton NMR signals to the structure you have drawn.
Determine the unsaturation number (UN#) for the unknown compounds using the molecular formula. Determine the functional...
Determine the unsaturation number (UN#) for the unknown
compounds using the molecular formula. Determine the functional
groups present in the IR spectrum
Determine the final structure of the unknown
Spectra Set #2 C4H202 INFRARED SPECTRUM TRANSMITTANCE 3000 1000 2000 Wavenumber (cm-1) 2H PPM
A compound with molecular formula C7H160 displays the following IR and 'H-NMR spectra. The 13C NMR...
A compound with molecular formula C7H160 displays the following IR and 'H-NMR spectra. The 13C NMR data suggest that there is some symmetry within the molecule. a) Calculate the degrees of unsaturation (DU) for the compound in the space provided below. DU = b) Identify and label the two indicated peaks in the IR spectrum in the boxes provided. Identify and label ALL peaks in the 'H NMR spectrum below. The numbers given on the 'H NMR are integration values...
Determine the unsaturation number (UN#) for the unknown compounds using the molecular formula. Determine the functio...
Determine the unsaturation number (UN#) for the unknown
compounds using the molecular formula. Determine the functional
groups present in the IR spectrum
Determine the final structure of the unknown
Spectra Set #7 C3H6O 90 80 70- 2725 2827 60 50 40 30- 2976 20- 10 1731 04 2000 4000 Wavenumbers (cm-1) Зн 1H 2H 8 PPM auenusue
consider an unknown compound with the following molecular formula and spectral data: 4. Consider an unknown...
consider an unknown compound with the following molecular
formula and spectral data:
4. Consider an unknown compound with the following molecular formula and spectral data: C6H8O2 a. Calculate the degrees of unsaturation for the formula. b. Draw a structure consistent with the spectral data. IR Spectrum CHI Solution 4000 1200 0 0 2000 1800 Icm3 Mass Spectrum base pak No significant UV absorption above 220 mm C6H302 240 280 40 80 120 160 200
A compound with molecular formula C7H160 displays the following IR and 'H-NMR spectra. The 13C NMR data suggest that th...
A compound with molecular formula C7H160 displays the following IR and 'H-NMR spectra. The 13C NMR data suggest that there is some symmetry within the molecule. a) Calculate the degrees of unsaturation (DU) for the compound in the space provided below. DU = b) Identify and label the two indicated peaks in the IR spectrum in the boxes provided. Identify and label ALL peaks in the 'H NMR spectrum below. The numbers given on the 'H NMR are integration values...
An unknow compound has the molecular formula C5H10O2 has the IR spectrum, and the RMN-^1H show...
An unknow compound has the molecular formula C5H10O2 has the IR
spectrum, and the RMN-^1H show below.
a) Propose a structure that is consistent withthe information
provided.
b) Assign all signals in the spectrum of RMN-^1H.
c) Assign at least two bands of the IR spectrum. Note :
Remember determine the degrees of unsaturation of the
compound.
Yave Number, cm 4000 2000 2500 2000 1500 1200 1200 1100 1000 LLLLLLLLLL 100 Absorbance Wavelength, microns
The low-resolution mass spectrum of an unknown monosubstituted benzene showed a molecular ion (M+) peak at...
The low-resolution mass spectrum of an unknown monosubstituted benzene showed a molecular ion (M+) peak at m/z 150. Combustion analysis of a sample of this compound indicated that the compound contained C, H, and O only and had an empirical formula of C3H1002. The IR spectrum of the unknown compound is shown below. The 'H NMR spectrum of the unknown compound did not show a peak in the 9.10 ppm range. D 4000 9000 2000 1500 1000 RAVENUGERII What is...
The spectra of an unknown organic compound A having the molecular formula C1oH1o0 are shown below....
The spectra of an unknown organic compound A having the molecular formula C1oH1o0 are shown below. Elucidate the structure of the compound. Show your work. (8 pts; no partial credits) 500 1500 Wave numbers 4000 3000 2000 1000 130 125 200 150 δ(ppm) 100 50 0 7A 6.8 76 14 12 10 3.2 16.1 3.3 6 (pom) 9.8 Draw your structure in this box
4. The proton NMR and IR spectra of Compound B are shown on the next page....
4. The proton NMR and IR spectra of Compound B are shown on the next page. Using the molecular formula C,H,O: (a) Calculate the index of unsaturation. (b) Assign at least three absorption bands in the IR spectrum to functional groups. (C) By considering this value in your analysis of the spectra, give the correct structure for unknown B. Integration values are given above the peaks. (d) Label all peaks in the NMR spectrum, i.e., Ha, Hb, etc., and place...
10) Determine the structure of an unknown compound with a molecular formula of CuHz03. IR and NMRS are shown below: (10 points) 100 B0 mm 60 40 20 000 4000 RUM 2000 1500 Wavnumber 1000 3H 3H 2H2H 2H B 3 2 PPM 200 180 160 140 120 100 PPM 20 Draw a structure consistent with the above data and map the proton NMR signals to the structure you have drawn.
Determine the unsaturation number (UN#) for the unknown
compounds using the molecular formula. Determine the functional
groups present in the IR spectrum
Determine the final structure of the unknown
Spectra Set #2 C4H202 INFRARED SPECTRUM TRANSMITTANCE 3000 1000 2000 Wavenumber (cm-1) 2H PPM
A compound with molecular formula C7H160 displays the following IR and 'H-NMR spectra. The 13C NMR data suggest that there is some symmetry within the molecule. a) Calculate the degrees of unsaturation (DU) for the compound in the space provided below. DU = b) Identify and label the two indicated peaks in the IR spectrum in the boxes provided. Identify and label ALL peaks in the 'H NMR spectrum below. The numbers given on the 'H NMR are integration values...
Determine the unsaturation number (UN#) for the unknown
compounds using the molecular formula. Determine the functional
groups present in the IR spectrum
Determine the final structure of the unknown
Spectra Set #7 C3H6O 90 80 70- 2725 2827 60 50 40 30- 2976 20- 10 1731 04 2000 4000 Wavenumbers (cm-1) Зн 1H 2H 8 PPM auenusue
consider an unknown compound with the following molecular
formula and spectral data:
4. Consider an unknown compound with the following molecular formula and spectral data: C6H8O2 a. Calculate the degrees of unsaturation for the formula. b. Draw a structure consistent with the spectral data. IR Spectrum CHI Solution 4000 1200 0 0 2000 1800 Icm3 Mass Spectrum base pak No significant UV absorption above 220 mm C6H302 240 280 40 80 120 160 200
A compound with molecular formula C7H160 displays the following IR and 'H-NMR spectra. The 13C NMR data suggest that there is some symmetry within the molecule. a) Calculate the degrees of unsaturation (DU) for the compound in the space provided below. DU = b) Identify and label the two indicated peaks in the IR spectrum in the boxes provided. Identify and label ALL peaks in the 'H NMR spectrum below. The numbers given on the 'H NMR are integration values...
An unknow compound has the molecular formula C5H10O2 has the IR
spectrum, and the RMN-^1H show below.
a) Propose a structure that is consistent withthe information
provided.
b) Assign all signals in the spectrum of RMN-^1H.
c) Assign at least two bands of the IR spectrum. Note :
Remember determine the degrees of unsaturation of the
compound.
Yave Number, cm 4000 2000 2500 2000 1500 1200 1200 1100 1000 LLLLLLLLLL 100 Absorbance Wavelength, microns
The low-resolution mass spectrum of an unknown monosubstituted benzene showed a molecular ion (M+) peak at m/z 150. Combustion analysis of a sample of this compound indicated that the compound contained C, H, and O only and had an empirical formula of C3H1002. The IR spectrum of the unknown compound is shown below. The 'H NMR spectrum of the unknown compound did not show a peak in the 9.10 ppm range. D 4000 9000 2000 1500 1000 RAVENUGERII What is...
The spectra of an unknown organic compound A having the molecular formula C1oH1o0 are shown below. Elucidate the structure of the compound. Show your work. (8 pts; no partial credits) 500 1500 Wave numbers 4000 3000 2000 1000 130 125 200 150 δ(ppm) 100 50 0 7A 6.8 76 14 12 10 3.2 16.1 3.3 6 (pom) 9.8 Draw your structure in this box
4. The proton NMR and IR spectra of Compound B are shown on the next page. Using the molecular formula C,H,O: (a) Calculate the index of unsaturation. (b) Assign at least three absorption bands in the IR spectrum to functional groups. (C) By considering this value in your analysis of the spectra, give the correct structure for unknown B. Integration values are given above the peaks. (d) Label all peaks in the NMR spectrum, i.e., Ha, Hb, etc., and place...
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