A. Calculate the degree of unsaturation. How many pi bonds are in the molecule?
B.) How many methyl groups and methylene groups are present in the molecule?
C.Write the structure of the molecule and label the protons as A, B and C corresponding to the labels on the NMR peaks
Homework Answers
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A. Calculate the degree of unsaturation. How many pi bonds are
in the molecule?
B.) How...
Uknown IR: Uknown NMR: For each problem, you must: 1) Calculate the degree of unsaturation. 2)...
Uknown IR:
Uknown NMR:
For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm 3) Draw the structure of the compound Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). OH 1H 3H 2H 2H 0.5 4.0 3.0 1.0 PPM
For part B also calculate degree of unsaturation and use the MS and 13CNMR spectra...
For part B also calculate degree of
unsaturation and use the MS and 13CNMR spectra to identify the
molecule. Label the graphs with the information gained.
9. Identify the compound with give molecular formula that gives the IR and 'H NMR spectra shown. Label the IR peaks with the type of functional group. Draw the structure of the compound and label the signals on the structure using letters (a, b, c, etc.) then label the signals on the 'H...
The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in a molecule.
The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in a molecule. Specify the degree of unsaturation (index of hydrogen deficiency) of the following formulas: (a) C21H36_______ (b) C10H6CI2_______ (c) C11H11N _______
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the...
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). зн 6н СНsBro: Ін+2H PPM 20 180 160 140 120 100 PPM
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the...
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). в OHD 3.5- 3. 2.5 1.0 PPM 0.5 Each problem contains the formula of the compound, the IR spectrum (with axes in cm vs. % transmission), and the...
(References) The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds...
(References) The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in a molecule. Specify the degree of unsaturation (index of hydrogen deficiency) of the following formulas: (a) C29H30 (b) C&H3Br_ (C) CH3NO Submit Answer Try Another Version 10 item attempts remaining [References] Draw a structural formula for 2-methyl-2-hexen 1 pt • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. 1 pt 1 pt...
Name. Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the pri...
Name. Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on spectrum (see the example below). B un 2H 2H 2H CH,BICIO 2H 2H PPM 220 200 180 160 140 120 100 80 60.40.20 PPM
For each problem: - Calculate the degree of unsaturation - Assign IR absorption bands above 1500...
For each problem:
- Calculate the degree of unsaturation
- Assign IR absorption bands above 1500
cm-1
- Draw the structure of the compound
- Label the protons in your structure with letters and
assign them to peaks in the NMR spectrum.
Problem 2: C8HgO PPN 1.4 23.3 8.3 integral ratios 6.0 1e0 1800 Copright 1992 600.0
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal...
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). в OHD 3.5- 3. 2.5 1.0 PPM 0.5 Each problem contains the formula of the compound, the IR spectrum (with axes in cm vs. % transmission), and the...
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the...
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the spectrum (see the example below). nun CoHz0, 2H 2Н Зң SH PPM 160 140 120 100 во во 40 20
Uknown IR:
Uknown NMR:
For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm 3) Draw the structure of the compound Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). OH 1H 3H 2H 2H 0.5 4.0 3.0 1.0 PPM
For part B also calculate degree of
unsaturation and use the MS and 13CNMR spectra to identify the
molecule. Label the graphs with the information gained.
9. Identify the compound with give molecular formula that gives the IR and 'H NMR spectra shown. Label the IR peaks with the type of functional group. Draw the structure of the compound and label the signals on the structure using letters (a, b, c, etc.) then label the signals on the 'H...
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). зн 6н СНsBro: Ін+2H PPM 20 180 160 140 120 100 PPM
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). в OHD 3.5- 3. 2.5 1.0 PPM 0.5 Each problem contains the formula of the compound, the IR spectrum (with axes in cm vs. % transmission), and the...
(References) The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in a molecule. Specify the degree of unsaturation (index of hydrogen deficiency) of the following formulas: (a) C29H30 (b) C&H3Br_ (C) CH3NO Submit Answer Try Another Version 10 item attempts remaining [References] Draw a structural formula for 2-methyl-2-hexen 1 pt • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. 1 pt 1 pt...
Name. Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on spectrum (see the example below). B un 2H 2H 2H CH,BICIO 2H 2H PPM 220 200 180 160 140 120 100 80 60.40.20 PPM
For each problem:
- Calculate the degree of unsaturation
- Assign IR absorption bands above 1500
cm-1
- Draw the structure of the compound
- Label the protons in your structure with letters and
assign them to peaks in the NMR spectrum.
Problem 2: C8HgO PPN 1.4 23.3 8.3 integral ratios 6.0 1e0 1800 Copright 1992 600.0
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). в OHD 3.5- 3. 2.5 1.0 PPM 0.5 Each problem contains the formula of the compound, the IR spectrum (with axes in cm vs. % transmission), and the...
Spectroscopy Problems For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm-1 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the spectrum (see the example below). nun CoHz0, 2H 2Н Зң SH PPM 160 140 120 100 во во 40 20
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