Homework Answers
degree of unsaturation = C - (H/2) +1 = 4 -5+1 = 0
Compound has no double bond
Most probable structure is CH3-CH(CH3) -CH2OH
peak around 2ppm is due to -CH2 attached to electronegative O atom. It is doublet.
Add Answer to:
Predict the structure of the compound that gives the spectrum shown below. Upon shaking the sample...
Predict the structure of the compound that gives the spectrum shown below. Upon shaking the sample with D2O, the doublet at 2.2 ppm disappears from the spectrum and the peak at 3.7 ppm simplifies to a clean sextet. Calculate the degree of unsaturation of
Predict the structure of the compound that gives the spectrum shown below. Upon shaking the sample with D2O, the doublet at 2.2 ppm disappears from the spectrum and the peak at 3.7 ppm simplifies to a clean sextet. Calculate the degree of unsaturation of the compound. What functional group must this compound contain?010 1H shift chart 304.pdf
Label the IR spectrum for functional groups and identify the correct structure of the compound. Indicate...
Label the IR spectrum for functional groups and identify the
correct structure of the compound. Indicate the peaks on the H1-NMR
to show carbon connectivity and splitting pattern. Calculate the
degree of unsaturation. Draw the correct structure of the compound.
2) Mol wt: 148 g/mol IR spectrum: H1-NMR: 5 H 10 11 ppm 2H 2.H
The H-NMR spectrum of an unknown compound (formula CaHgO2) is shown below. Draw the structure of...
The H-NMR spectrum of an unknown compound (formula CaHgO2) is shown below. Draw the structure of the unknown compound. Question 5 4 1 6 5 8 10 11 Ppm The 13C-NMR spectrum of an unknown compound (formula CgH180) is shown below. Its 1H-NMR spectrum only shows one singlet at 1.2 ppm. Draw the structure of this unknown compound. uestion 2 220 200 160 140 120 PPM 100 80 240 180 60 40 20 Create OscerSketch Answer 2 What would be...
4. In Chapter 18 we will learn about the electrophilic aromatic substitution reaction shown below. structure...
4. In Chapter 18 we will learn about the electrophilic aromatic substitution reaction shown below. structure of the product of the reaction based on the data given below Predict the Br2 AlBr3 Product Molecular Formula: CH1302Br Calculate the units of unsaturation-(2C+ N + 2-X-H)/2 where X is any halogen. 13C NMR (ppm): 9.7, 19.9,29.5, 73.6,123.0, 128.9, 129.6,132.0, 132.3,135.9,165.9 List at least one thing you can learn from the 13C NMR data Indicate the functional group and specific bond that each...
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...
Predict the structure of the compound that would generate the following 1H NMR spectrum. formula C15H15BrO...
Predict the structure of the compound that would generate the
following 1H NMR spectrum. formula C15H15BrO
doublet triplet triplet PPM doublet Br, OH 7 HO OB B MacBook Pro
1. The IR spectra shown below is for a compound of formula C.H.O (a) Calculate the...
1. The IR spectra shown below is for a compound of formula C.H.O (a) Calculate the degree(s) of unsaturation (b) What are the functional groups indicated ? (C)Match the peaks to each of the corresponding functional group. (d) Propose a structure (10 points) 90 % Transmittance 1250 Wernumbers ( 1) 2. The NMR spectra shown is for a compound of formula C.H.O. (a) Calculate the degree(s) of unsaturation (b) What are the functional groups indicated ? (c)Match the peaks to...
Question 2 The 13 C-NMR spectrum of an unknown compound (formula CgH180) is shown below. Its...
Question 2 The 13 C-NMR spectrum of an unknown compound (formula CgH180) is shown below. Its "H-NMR spectrum only shows one singlet at 1.2 ppm. Draw the structure of this unknown compound. 240 220 '200'180' 160140120100' 80' 604020 PPM H3CU CH3 CH3 CH3 Create OscerSketch Answer 2 Incorrect: Answer has an incorrect structure. What would be the expected splitting pattern of the signal associated with the indicated hydrogen atoms? Question 3 A. singlet B. doublet C. triplet D. quartet E....
The low-resolution mass spectrum of an unknown monosubstituted benzene showed a molecular ion (M+) peak at...
The low-resolution mass spectrum of an unknown monosubstituted benzene showed a molecular ion (M+) peak at m/z 150. Combustion analysis of a sample of this compound indicated that the compound contained C, H, and O only and had an empirical formula of C3H1002. The IR spectrum of the unknown compound is shown below. The 'H NMR spectrum of the unknown compound did not show a peak in the 9.10 ppm range. D 4000 9000 2000 1500 1000 RAVENUGERII What is...
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...
Label the IR spectrum for functional groups and identify the
correct structure of the compound. Indicate the peaks on the H1-NMR
to show carbon connectivity and splitting pattern. Calculate the
degree of unsaturation. Draw the correct structure of the compound.
2) Mol wt: 148 g/mol IR spectrum: H1-NMR: 5 H 10 11 ppm 2H 2.H
The H-NMR spectrum of an unknown compound (formula CaHgO2) is shown below. Draw the structure of the unknown compound. Question 5 4 1 6 5 8 10 11 Ppm The 13C-NMR spectrum of an unknown compound (formula CgH180) is shown below. Its 1H-NMR spectrum only shows one singlet at 1.2 ppm. Draw the structure of this unknown compound. uestion 2 220 200 160 140 120 PPM 100 80 240 180 60 40 20 Create OscerSketch Answer 2 What would be...
4. In Chapter 18 we will learn about the electrophilic aromatic substitution reaction shown below. structure of the product of the reaction based on the data given below Predict the Br2 AlBr3 Product Molecular Formula: CH1302Br Calculate the units of unsaturation-(2C+ N + 2-X-H)/2 where X is any halogen. 13C NMR (ppm): 9.7, 19.9,29.5, 73.6,123.0, 128.9, 129.6,132.0, 132.3,135.9,165.9 List at least one thing you can learn from the 13C NMR data Indicate the functional group and specific bond that each...
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...
Predict the structure of the compound that would generate the
following 1H NMR spectrum. formula C15H15BrO
doublet triplet triplet PPM doublet Br, OH 7 HO OB B MacBook Pro
1. The IR spectra shown below is for a compound of formula C.H.O (a) Calculate the degree(s) of unsaturation (b) What are the functional groups indicated ? (C)Match the peaks to each of the corresponding functional group. (d) Propose a structure (10 points) 90 % Transmittance 1250 Wernumbers ( 1) 2. The NMR spectra shown is for a compound of formula C.H.O. (a) Calculate the degree(s) of unsaturation (b) What are the functional groups indicated ? (c)Match the peaks to...
Question 2 The 13 C-NMR spectrum of an unknown compound (formula CgH180) is shown below. Its "H-NMR spectrum only shows one singlet at 1.2 ppm. Draw the structure of this unknown compound. 240 220 '200'180' 160140120100' 80' 604020 PPM H3CU CH3 CH3 CH3 Create OscerSketch Answer 2 Incorrect: Answer has an incorrect structure. What would be the expected splitting pattern of the signal associated with the indicated hydrogen atoms? Question 3 A. singlet B. doublet C. triplet D. quartet E....
The low-resolution mass spectrum of an unknown monosubstituted benzene showed a molecular ion (M+) peak at m/z 150. Combustion analysis of a sample of this compound indicated that the compound contained C, H, and O only and had an empirical formula of C3H1002. The IR spectrum of the unknown compound is shown below. The 'H NMR spectrum of the unknown compound did not show a peak in the 9.10 ppm range. D 4000 9000 2000 1500 1000 RAVENUGERII What is...
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...
Most questions answered within 3 hours.
-
Abigail Adams was hired as an associate professor of economics
at Heartland University. She was the...
asked 2 minutes ago -
consider the overall reaction: AB(g) + CB(g) ⟶ A(g) + CB2(g)
A proposed mechanism for this...
asked 8 minutes ago -
In fruit flies, assume bright red eyes (r) and curly wing (w)
are encoded by two...
asked 24 minutes ago -
Consider the compounds represented by the following names:
Compound A: 2,3-dimethylpentane Compound B: 3,4-dimethyl-3-pentene
Compound C:...
asked 29 minutes ago -
C3H8 + 5O2 produces 3CO2 + 4
H2O
How many grams of CO2 are
produced by...
asked 29 minutes ago -
Select a target behavior from your list of potential target
behaviors. State your target behavior in...
asked 43 minutes ago -
Guns make a unique marking on the bullets they fire and their
shell casings. These markings...
asked 46 minutes ago -
Bourque Enterprises is considering a new project. The project
will generate sales of $1.5 million, $2.2...
asked 58 minutes ago -
data structures c++
please implement the QuickSort algorithm as a C++ function. Use
it to sort...
asked 58 minutes ago -
A young investment manager tells his client that the probability
of making a positive return with...
asked 1 hour ago -
Calculate the final discrete available-to-promise quantity for
Week 1 using the following table.
Weeks
1
2...
asked 1 hour ago -
Bob is gambling in the casino. The probability that he will win
nothing is 0.2. The...
asked 2 hours ago