Homework Answers
Add Answer to:
Identify the following compound from its IR and proton NMR spectra. C6H10O: NMR: 3.31 (3H, s);...
IR and NMR draw structure
Identify the following compound from its IR and proton NMR spectra. C5H6O: IR: 3300 (sharp), 2102, 1634 cm–1 NMR: ? 3.10 (1H, d, J = 2 Hz); ? 3.79 (3H, s); ? 4.52 (1H,doublet of doublets, J = 6 Hz and 2 Hz); ? 6.38 (1H, d, J = 6 Hz)
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...
What is the structure of the product using the given NMR and IR spectra? NMR and...
What is the structure of the product using the given
NMR and IR spectra?
NMR and Infrared spectra of the product in the Lehman Experiment #41, lab 5. d, 6H S, 3H m, 1H broad s, 1H m, 1H m, 1H sept, 1H 007 NCE [%] m, 1H sept, 1H TRANSMITTANCE [%] 6080 40 L 1000 500 4000 3500 1500 3000 2500 2000 WAVENUMBER (cm-1]
What's the compound? IR: Identify two peaks in the IR spectra. ^1H NMR: The ^1H NMR...
What's the compound?
IR: Identify two peaks in the IR spectra. ^1H NMR: The ^1H NMR data is shown in the table below. Why is there a singlet in the aromatic region? What does this tell you about the compound?
Propose a structure for the compound that has the following spectra: NMR: ? 1.28 (3H, t,...
Propose a structure for the compound that has the following
spectra: NMR: ? 1.28 (3H, t, J = 7 Hz); ? 3.91 (2H, q, J = 7 Hz); ?
5.0 (1H, d, J = 4 Hz); ? 6.49 (1H, d, J = 4 Hz) ppm IR: 3100, 1644
(strong), 1104, 1166, 694 cm -1 (strong) no IR absorptions in the
range 700-1100 cm -1 or above 3100 cm-1 Mass spectrum: m/z = 152,
150 (equal intensity; double molecular ion)
5. (10 pts) Compound A, C10H1002, shows the following IR and NMR spectra. Propose an acceptable...
5. (10 pts) Compound A, C10H1002, shows the following IR and NMR spectra. Propose an acceptable structure. 3000 1690 ose 3H, s 3H 2H 1H, 1H 14 12 10 8 6 2 0
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 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...
a) Provide the structure that is consistent with the data below. C7H14O2 IR (cm-1):  
a) Provide the structure that is consistent with the data below. C7H14O2 IR (cm-1): 2950, 1750 1H NMR (d): 2.3 (2H, q), 1.0 (3H, t), 0.9 (9H, s) b) Deduce the identity of the compound from the data provided. C10H14O: IR (cm-1): 3200-3500 (broad), 3050, 2950, 1610 1H NMR(δ): 1.0 (s, 6H), 2.0 (s, 3H), 2.8 (broad s, 1H), 7.3 (d, 2H), 7.6 (d, 2H) c) An unknown compound, C3H5Cl3, gave the following proton NMR...
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...
What is the structure of the product using the given
NMR and IR spectra?
NMR and Infrared spectra of the product in the Lehman Experiment #41, lab 5. d, 6H S, 3H m, 1H broad s, 1H m, 1H m, 1H sept, 1H 007 NCE [%] m, 1H sept, 1H TRANSMITTANCE [%] 6080 40 L 1000 500 4000 3500 1500 3000 2500 2000 WAVENUMBER (cm-1]
What's the compound?
IR: Identify two peaks in the IR spectra. ^1H NMR: The ^1H NMR data is shown in the table below. Why is there a singlet in the aromatic region? What does this tell you about the compound?
Propose a structure for the compound that has the following
spectra: NMR: ? 1.28 (3H, t, J = 7 Hz); ? 3.91 (2H, q, J = 7 Hz); ?
5.0 (1H, d, J = 4 Hz); ? 6.49 (1H, d, J = 4 Hz) ppm IR: 3100, 1644
(strong), 1104, 1166, 694 cm -1 (strong) no IR absorptions in the
range 700-1100 cm -1 or above 3100 cm-1 Mass spectrum: m/z = 152,
150 (equal intensity; double molecular ion)
5. (10 pts) Compound A, C10H1002, shows the following IR and NMR spectra. Propose an acceptable structure. 3000 1690 ose 3H, s 3H 2H 1H, 1H 14 12 10 8 6 2 0
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 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...
Most questions answered within 3 hours.
-
convert grams into vloume with the density of water being at
.997514 g/cm^3 at 23.1 Celsuis...
asked 1 minute from now -
Foreman company obtained a $20,000, 6% loan on May 1, 2018.
Principal and interest will be...
asked 2 minutes ago -
5. Problem 11.05 (Discounted Payback)
eBook
Project L costs $60,000, its expected cash inflows are $14,000
per...
asked 30 minutes ago -
1. Which of the following is true about politics and health
organizations?
A. Health organizations are...
asked 55 minutes ago -
A space vehicle is coasting at a constant velocity of 18.1 m/s
in the +y direction...
asked 1 hour ago -
5) Use the following balanced equation to answer questions
(a)-(i).
3 Cu(s) + 8 HNO3(aq) →...
asked 1 hour ago -
A three-year maturity bond with a 12% annual coupon rate is
currently traded at par $1000...
asked 1 hour ago -
1.
What is the minimum volume to use in the Spec 20 cuvette in order
to...
asked 2 hours ago -
A builder wants to install wall-to-wall carpeting in a living
room of length 8.87 m and...
asked 2 hours ago -
Organizational change can produce anxiety in those affected by
the change. In what ways can change...
asked 2 hours ago -
Ozone in the atmosphere may react with nitric oxide.
From the following data, calculate the DG...
asked 2 hours ago -
Steven Long, a bond analyst, is analyzing a convertible bond.
The characteristics of the bond are...
asked 2 hours ago