Draw the structure given the following information. Molecular Formula: C9H7OCl IR spectrum: 1610, 1684,2880, 2975, 3010,...
Draw the structure given the following information.
Molecular Formula: C9H7OCl
IR spectrum: 1610, 1684,2880, 2975, 3010, 3024
1H NMR: 5.7 (d,1), 6.8 (d,1) 7.1( d,2), 7.8 (d,2) 9.8 (d, 1)
13C NMR: 1 peak at 205 ppm and 6 peaks between 120 – 150
ppm
Homework Answers
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Draw the structure given the following information.
Molecular Formula: C9H7OCl
IR spectrum: 1610, 1684,2880, 2975, 3010,...
1. Given the 'H NMR spectrum below and a molecular formula of CH20, provide a structure....
1. Given the 'H NMR spectrum below and a molecular formula of CH20, provide a structure. Note you must assign all of the signals in the spectrum below to receive full credit. IR: 1600-1650 cm' (multiple peaks) (5 pts.) 3H, S 3H. t 2H, d 2H, d 2H, PPM 2. Given the 'H NMR spectrum below and a molecular formula of CH.0, provide a structure. Note you must assign all of the signals in the spectrum below to receive full...
On the following pages are two problems. You have a molecular formula, an IR, a 1H...
On the following pages are two problems. You have a molecular
formula, an IR, a 1H NMR and a 13C NMR. For
each
problem:
a. (1 pt) Calculate the index of hydrogen deficiency.
b. (4 pts) Propose a structure that is consistent with the
spectra.
c. (1 pt) Indicate the important peaks in the IR and what features
in your structure they correlate to. (Ignore the
fingerprint region.) Keep in mind that the IR can sometimes be
confusing.
d. (2...
28. A compound with the molecular formula of C3H.ON shows 1H NMR and 13C NMR as...
28. A compound with the molecular formula of C3H.ON shows 1H NMR and 13C NMR as below. Give the most plausible structure in the box. 2H, 3 peaks 2H, 3 peaks 1H, 1 peak PPM 180 160 140 120 100 80 60 40 20 PPM
The mass spectrum of compound A shows molecular ion peak at m/z 88. The IR spectrum...
The mass spectrum of compound A shows molecular ion peak at m/z 88. The IR spectrum of this compound has a broad peak between 3200 and 3550 cm-1. The 1H NMR spectrum of A shows the following peaks: a triplet at d 0.9, a singlet at d 1.1, one more singlet at d 1.15, and a quartet at d 1.6. The area ratio of these peaks is 3:6:1:2. The 13C NMR contains 4 signals. In the space below, propose a...
(1) Determine the Degree of unsaturation (2) Completely assign all relevant peaks in the IR spectrum...
(1) Determine the Degree of unsaturation (2) Completely assign all relevant peaks in the IR spectrum (3) Completely assign all peaks in the 13C NMR spectrum (4) Completely assign all peaks in the 1H NMR spectrum (5) Provide the structures (not the molecular formulas) of the ions: 102 and 120 in the mass spectrum (6) Provide the correct structure for this molecule. Problem 116 IR Spectrum nuomut 4000 1600 1200 So CHON 40 80 120 160 13C NMR Spectrum (500...
(1) Determine the Degree of unsaturation (2) Completely assign all relevant peaks in the IR spectrum...
(1) Determine the Degree of unsaturation (2) Completely assign all relevant peaks in the IR spectrum (3) Completely assign all peaks in the 13C NMR spectrum (4) Completely assign all peaks in the 1H NMR spectrum (5) Provide the structures (not the molecular formulas) of the ions: 102 and 120 in the mass spectrum (6) Provide the correct structure for this molecule. Problem 116 IR Spectrum nuomut 4000 1600 1200 So CHON 40 80 120 160 13C NMR Spectrum (500...
Draw the structure that fits the following data. Molecular formula: C6H12O 1H NMR spectral data: 13C NMR spectrum: P...
Draw the structure that fits the following data. Molecular
formula: C6H12O 1H NMR spectral data: 13C NMR spectrum:
PLEASE HELP
the structure that fits the following data. Molecular formula: C6H12O H NMR spectral data: ppm 0.90 1.53 2.34 9.72 Integration6 4 1 1 Multiplicity triplet multiplet multiplet doublet C NMR spectrum:
MASS SPECTRUM 100 80- m/z 150 60 40 0.2 20. 00 1000 4500 2500 2000 150) 000 3500 3000 0.0+ 0.0 Wavenurbers (cm-1) on 1...
MASS SPECTRUM 100 80- m/z 150 60 40 0.2 20. 00 1000 4500 2500 2000 150) 000 3500 3000 0.0+ 0.0 Wavenurbers (cm-1) on 160 40 120 13C NMR 2 peaks overlapping 100 20 40 120 60 80 PPM 140 6H H NMR 2H 2H 2H 1H 1H 2 7 5 8 PPM 1. Using the spectra on the next page, solve for the structure of an unknown organic compound. Fòi full credit (and consideration for partial credit) show your...
for the following 2 compounds, please calculate, and show the calculations for, the degree of unsaturation, assign the IR spectrum peaks, assign the 13C NMR peaks, assign the 1H NMR peaks, and draw th...
for the following 2 compounds, please calculate, and
show the calculations for, the degree of unsaturation, assign the
IR spectrum peaks, assign the 13C NMR peaks, assign the 1H NMR
peaks, and draw the structure for the unknown compound.
CHIM 245 Spectroscopy Problem Set #2 In this problem set there are two unknown compounds. You are provided with the formula, IR spectrum, "C NMR spectrum, and 'H NMR spectrum for each compound. Each unknown is worth 10 points, with an...
Compound C has molecular formula C9H10O. The mass spectrum shows a parent ion (M+) peak at...
Compound C has molecular formula C9H10O. The mass spectrum shows a parent ion (M+) peak at 134 and a base peak (largest peak) at 105 atomic mass units. The IR spectrum shows major signals at 3029, 2925, 2721, 1708, 1495, 1452, 1375, 1152, 745, and 699 cm-1. The 1H-NMR spectrum shows signals at 2.35 (singlet, 3H), 3.65 (doublet, 2H), 7.11 (doublet 2H), 7.18 (doublet, 2H), and 9.73 (triplet, 1H) ppm. The 13C-NMR spectrum shows signals at 21.1, 50.2, 128.7, 129.5,...
1. Given the 'H NMR spectrum below and a molecular formula of CH20, provide a structure. Note you must assign all of the signals in the spectrum below to receive full credit. IR: 1600-1650 cm' (multiple peaks) (5 pts.) 3H, S 3H. t 2H, d 2H, d 2H, PPM 2. Given the 'H NMR spectrum below and a molecular formula of CH.0, provide a structure. Note you must assign all of the signals in the spectrum below to receive full...
On the following pages are two problems. You have a molecular
formula, an IR, a 1H NMR and a 13C NMR. For
each
problem:
a. (1 pt) Calculate the index of hydrogen deficiency.
b. (4 pts) Propose a structure that is consistent with the
spectra.
c. (1 pt) Indicate the important peaks in the IR and what features
in your structure they correlate to. (Ignore the
fingerprint region.) Keep in mind that the IR can sometimes be
confusing.
d. (2...
28. A compound with the molecular formula of C3H.ON shows 1H NMR and 13C NMR as below. Give the most plausible structure in the box. 2H, 3 peaks 2H, 3 peaks 1H, 1 peak PPM 180 160 140 120 100 80 60 40 20 PPM
(1) Determine the Degree of unsaturation (2) Completely assign all relevant peaks in the IR spectrum (3) Completely assign all peaks in the 13C NMR spectrum (4) Completely assign all peaks in the 1H NMR spectrum (5) Provide the structures (not the molecular formulas) of the ions: 102 and 120 in the mass spectrum (6) Provide the correct structure for this molecule. Problem 116 IR Spectrum nuomut 4000 1600 1200 So CHON 40 80 120 160 13C NMR Spectrum (500...
(1) Determine the Degree of unsaturation (2) Completely assign all relevant peaks in the IR spectrum (3) Completely assign all peaks in the 13C NMR spectrum (4) Completely assign all peaks in the 1H NMR spectrum (5) Provide the structures (not the molecular formulas) of the ions: 102 and 120 in the mass spectrum (6) Provide the correct structure for this molecule. Problem 116 IR Spectrum nuomut 4000 1600 1200 So CHON 40 80 120 160 13C NMR Spectrum (500...
Draw the structure that fits the following data. Molecular
formula: C6H12O 1H NMR spectral data: 13C NMR spectrum:
PLEASE HELP
the structure that fits the following data. Molecular formula: C6H12O H NMR spectral data: ppm 0.90 1.53 2.34 9.72 Integration6 4 1 1 Multiplicity triplet multiplet multiplet doublet C NMR spectrum:
MASS SPECTRUM 100 80- m/z 150 60 40 0.2 20. 00 1000 4500 2500 2000 150) 000 3500 3000 0.0+ 0.0 Wavenurbers (cm-1) on 160 40 120 13C NMR 2 peaks overlapping 100 20 40 120 60 80 PPM 140 6H H NMR 2H 2H 2H 1H 1H 2 7 5 8 PPM 1. Using the spectra on the next page, solve for the structure of an unknown organic compound. Fòi full credit (and consideration for partial credit) show your...
for the following 2 compounds, please calculate, and
show the calculations for, the degree of unsaturation, assign the
IR spectrum peaks, assign the 13C NMR peaks, assign the 1H NMR
peaks, and draw the structure for the unknown compound.
CHIM 245 Spectroscopy Problem Set #2 In this problem set there are two unknown compounds. You are provided with the formula, IR spectrum, "C NMR spectrum, and 'H NMR spectrum for each compound. Each unknown is worth 10 points, with an...
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