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Chemistry need help
For the following compound: Predict the NMR spectra. Circle the stereocenters in the...
10. (8 points) For each of the following molecules predict the "C and 'H NMR spectra....
10. (8 points) For each of the following molecules predict the "C and 'H NMR spectra. For the "C NMR predict the number of peaks and the shift. For the 'H NMR you will need to predict the shift, multiplicity, and integration of the peaks. CH3 HC не ең, H₃C =O % b-CH3 11. (6 points) Propose a structure for a compound with the chemical formula C.H.Cl, that fits the following 1H NMR data 2.18 8 (3H, singlet) 4.16 8...
need help with both questions please! 3. The 'H and 1C NMR spectra of a compound...
need help with both questions please!
3. The 'H and 1C NMR spectra of a compound are given. The mass spectrum shows a M' with m/=154. The elemental analysis is %C, 70.11; %H, 7.19 ; %F. 12.32. Determine the structure of this compound. (5 pts ca Hi O F 3H nso 3H 41H t00 PPM 130 140 PРM 4. The 'H and "C NMR spectra of an unknown compound are shown below. The compound's mass spectrum shows a molecular ion...
Draw the structure of the compound identified by the following simulated 1H and 13C NMR spectra....
Draw the structure of the compound identified by the following
simulated 1H and 13C NMR spectra. The molecular formula of the
compound is C10H12O. (Blue numbers next to the lines in the 1H NMR
spectra indicate the integration values.)
Need help finding the structure and distinguishing peaks. 3. The IR and 'H NMR spectra of...
Need help finding the structure and distinguishing
peaks.
3. The IR and 'H NMR spectra of CH4O2 are shown below. Propose a structure for this compound that is consistent with the spectral data. Draw your final structure in the box provided. 2H Final Structure
Compound 2: Use the information provided below and the IR and NMR spectra on the next...
Compound 2: Use the information provided below and the IR and NMR spectra on the next page to answer the following questions. a) An MS was taken of compound 2 and the table is given below. Determine the molecular formula of 2 from the MS given below relative abundance m/z 132 100 133 9.8 b) Calculate the Index of Hydrogen Deficiency/Degree of Unsaturation for the molecule. c) Using the IR spectrum and the 1H- and 13C-NMR spectra given below, determine...
The 1H NMR, 13C NMR, mass and IR spectra of compound with a molecular formula (C9H11NO2) are given below.
I need help identifying a compound based on the spectra. The compound contains an aromatic ring. The spectra are attached. I would appreciate an accurate description.The 1H NMR, 13C NMR, mass and IR spectra of compound with a molecular formula (C9H11NO2) are given below. Use the given spectroscopic data to provide rational interpretation (motivation) of all the spectral data to determine the structure of this compound.
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...
Compound 3: Use the information provided below and the IR and NMR spectra on the next...
Compound 3: Use the information provided below and the IR and NMR spectra on the next page to answer the following questions. a) An MS was taken of compound 3 and the table is given below. Determine the molecular formula of 3 from the MS given below. m/z 166 relative abundance 100 10.9 4.5 167 168 b) Calculate the Index of Hydrogen Deficiency/Degree of Unsaturation for the molecule. c) Using the IR spectrum and the 'H- and 18C-NMR spectra given...
The following is the structure of testosterone. Circle all the stereocenters in the structure of testosterone...
The following is the structure of testosterone. Circle all the stereocenters in the structure of testosterone below. b) What is the maximum number of stereoisomers? _______ c) How many pairs of enantiomers? _______ Label each of the following structures as R- or S- on the line under the structure. Are the following enantiomers? (Circle one.)
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...
10. (8 points) For each of the following molecules predict the "C and 'H NMR spectra. For the "C NMR predict the number of peaks and the shift. For the 'H NMR you will need to predict the shift, multiplicity, and integration of the peaks. CH3 HC не ең, H₃C =O % b-CH3 11. (6 points) Propose a structure for a compound with the chemical formula C.H.Cl, that fits the following 1H NMR data 2.18 8 (3H, singlet) 4.16 8...
need help with both questions please!
3. The 'H and 1C NMR spectra of a compound are given. The mass spectrum shows a M' with m/=154. The elemental analysis is %C, 70.11; %H, 7.19 ; %F. 12.32. Determine the structure of this compound. (5 pts ca Hi O F 3H nso 3H 41H t00 PPM 130 140 PРM 4. The 'H and "C NMR spectra of an unknown compound are shown below. The compound's mass spectrum shows a molecular ion...
Draw the structure of the compound identified by the following
simulated 1H and 13C NMR spectra. The molecular formula of the
compound is C10H12O. (Blue numbers next to the lines in the 1H NMR
spectra indicate the integration values.)
Need help finding the structure and distinguishing
peaks.
3. The IR and 'H NMR spectra of CH4O2 are shown below. Propose a structure for this compound that is consistent with the spectral data. Draw your final structure in the box provided. 2H Final Structure
Compound 2: Use the information provided below and the IR and NMR spectra on the next page to answer the following questions. a) An MS was taken of compound 2 and the table is given below. Determine the molecular formula of 2 from the MS given below relative abundance m/z 132 100 133 9.8 b) Calculate the Index of Hydrogen Deficiency/Degree of Unsaturation for the molecule. c) Using the IR spectrum and the 1H- and 13C-NMR spectra given below, determine...
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...
Compound 3: Use the information provided below and the IR and NMR spectra on the next page to answer the following questions. a) An MS was taken of compound 3 and the table is given below. Determine the molecular formula of 3 from the MS given below. m/z 166 relative abundance 100 10.9 4.5 167 168 b) Calculate the Index of Hydrogen Deficiency/Degree of Unsaturation for the molecule. c) Using the IR spectrum and the 'H- and 18C-NMR spectra given...
The following is the structure of testosterone. Circle all the stereocenters in the structure of testosterone below. b) What is the maximum number of stereoisomers? _______ c) How many pairs of enantiomers? _______ Label each of the following structures as R- or S- on the line under the structure. Are the following enantiomers? (Circle one.)
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...
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