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Compound 3: 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...
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...
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...
6. Characterization and Synthesis (20 points total) Use the information provided below and the IR and...
6. Characterization and Synthesis (20 points total) 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 molecule A and the table is given below. Determine the molecular formula of A from the MS given below m/z 119 118 Relative abundance (Intensity) 9.9 100 b) Calculate the Index of Hydrogen Deficiency (IHD) for the molecule in A, above. c) Using the information in a...
6. Spectroscopy. The molecular formula of an unknown organic compound is C8H1402. The IR, 1C-NMR and 'H-NMR spectra...
6. Spectroscopy. The molecular formula of an unknown organic compound is C8H1402. The IR, 1C-NMR and 'H-NMR spectra of this compound are shown on the next page. Answer the following questions about this compound. (a) What is the unsaturation number for this compound? (b) What functional group(s) does this compound contain? Indicate the specific evidence for your conclusion. (c) What can you conclude from the number of 13C-NMR signals? (d) What can you conclude from the H-NMR signal at 2.3...
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...
IL (20 points) The 'H NMR, "C NMR, Mass Spectra and IR spectra for a mystery...
IL (20 points) The 'H NMR, "C NMR, Mass Spectra and IR spectra for a mystery compound with the formula CsH20 are shown below. Please draw the structure for the compound in the box below. Note: The numbers on top of the 'H NMR peaks are the number of protons associated with that peak. A chart for 'H NMR, IR and C NMR spectra shift values are on the following pages. FTIR 13C NMR Zoom Out 'H NMR Zoom Out...
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...
please can some one expalin how to get the molecular fomular and hnmr, cnmr Compound 8:...
please can some one expalin how to get the molecular fomular
and hnmr, cnmr
Compound 8: Use the information provided below and the IR and NMR spectra on the next page to answer the following questions. 1) An MS was taken of compound 8 and the table is given below. Determine the molecular formula of 8 from the MS given below. relative m/z abundance 100 117 4.4 116 k) Calculate the Index of Hydrogen Deficiency/Degree of Unsaturation for the molecule...
yuLLIUI The IR and 'H-NMR spectrum of a compound with molecular formula 102 is provided below....
yuLLIUI The IR and 'H-NMR spectrum of a compound with molecular formula 102 is provided below. What is its unsaturation number identify the key functional groups from the IR spectrum and explicitly state which stretches (with wavenumber) were used to identify them. Name or provide the condensed structure of a compound that will give rise to the above data (15 pts.) IR H-NMR-doublet - 79 ppm-2H, doublet - 7.3 ppm - 2H. quartet - 2.7 ppm - 2 triplet -1.2...
In this NMR handout, you will get practice interpreting NMR spectra. Refer to the NMR tutorial/theory for chemica...
In this NMR handout, you will get practice interpreting NMR spectra. Refer to the NMR tutorial/theory for chemical shifts and descriptions of peak splitting. There are 4 NMR problems. For each problem, you have been given the chemical formula as well as the IR and NMR spectra. Draw the structure for each unknown compound and provide sufficient reasoning as to why you think it has that structure. To get full credit, determine the structure of the unknown compound, calculate the...
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...
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...
6. Characterization and Synthesis (20 points total) 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 molecule A and the table is given below. Determine the molecular formula of A from the MS given below m/z 119 118 Relative abundance (Intensity) 9.9 100 b) Calculate the Index of Hydrogen Deficiency (IHD) for the molecule in A, above. c) Using the information in a...
6. Spectroscopy. The molecular formula of an unknown organic compound is C8H1402. The IR, 1C-NMR and 'H-NMR spectra of this compound are shown on the next page. Answer the following questions about this compound. (a) What is the unsaturation number for this compound? (b) What functional group(s) does this compound contain? Indicate the specific evidence for your conclusion. (c) What can you conclude from the number of 13C-NMR signals? (d) What can you conclude from the H-NMR signal at 2.3...
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...
IL (20 points) The 'H NMR, "C NMR, Mass Spectra and IR spectra for a mystery compound with the formula CsH20 are shown below. Please draw the structure for the compound in the box below. Note: The numbers on top of the 'H NMR peaks are the number of protons associated with that peak. A chart for 'H NMR, IR and C NMR spectra shift values are on the following pages. FTIR 13C NMR Zoom Out 'H NMR Zoom Out...
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...
please can some one expalin how to get the molecular fomular
and hnmr, cnmr
Compound 8: Use the information provided below and the IR and NMR spectra on the next page to answer the following questions. 1) An MS was taken of compound 8 and the table is given below. Determine the molecular formula of 8 from the MS given below. relative m/z abundance 100 117 4.4 116 k) Calculate the Index of Hydrogen Deficiency/Degree of Unsaturation for the molecule...
yuLLIUI The IR and 'H-NMR spectrum of a compound with molecular formula 102 is provided below. What is its unsaturation number identify the key functional groups from the IR spectrum and explicitly state which stretches (with wavenumber) were used to identify them. Name or provide the condensed structure of a compound that will give rise to the above data (15 pts.) IR H-NMR-doublet - 79 ppm-2H, doublet - 7.3 ppm - 2H. quartet - 2.7 ppm - 2 triplet -1.2...
In this NMR handout, you will get practice interpreting NMR spectra. Refer to the NMR tutorial/theory for chemical shifts and descriptions of peak splitting. There are 4 NMR problems. For each problem, you have been given the chemical formula as well as the IR and NMR spectra. Draw the structure for each unknown compound and provide sufficient reasoning as to why you think it has that structure. To get full credit, determine the structure of the unknown compound, calculate the...
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