Homework Answers
Add Answer to:
Please intereperet all spectra fully.
Solid U IR Mass Spec. Mt 100- 80 60- 40 0...
Formula: C16H18N2O ...
Formula: C16H18N2O
IR peaks (cm-1): 1635 (strong), 1585 (weak)
Mass Spec: base peak (m/z) =
29
UV-Vis = 325 nm (benzene = 255 nm)
13C: δ 134, 133, 120, 118, 110, 80, 75, 54
1H: δ 7.97 (d, 2H), 7.23 (d, 2H), 3.92 (s, 4H), 2.82
(q, 4H), 1.72 (t, 6H)
HDI = # of carbons + 1 - 1/2 (# of hydrogens + # of halogens - #
of nitrogens)
bj Fill out the following data tables based on...
Compound 21 is a liquid (boiling point 60" C) that has Z stereochemistry. The Mass, IR, and H NMR spectra, along with 1...
Compound 21 is a liquid (boiling point 60" C) that has Z stereochemistry. The Mass, IR, and H NMR spectra, along with 13C NMR data, are given below. Elemental Analysis: C, 24.78; H, 208; contains a halogen Mass Spectrum 61 96 98 30 40 50 60 70 80 90 100 110 120 130 140 150 180 170 180 190 200 mVe Infrared Spectrum Wave Number, cm - 4000 3000 2500 1500 2000 1300 1200 1100 800 700 1000 900 ww...
1. What is the chemical formula of the unknown? 2. what is the mass of the...
1. What is the chemical formula of the unknown?
2. what is the mass of the unknown?
3. What is the HDI?
4. According to IR spectra, what functional groups are
present?
5. What is the structure of the molecule?
138 PRACTICAL SPECTROSCOPY Compound 80 is a liquid (boiling point 212 C), that can be prepared by the reaction of Compound 79 with acidic, anhydrous ethanol. The Mass, IR, and 'H NMR spectra, along with C NMR data, are given...
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...
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...
Compound is a liquid, boiling point 136 C. The Mass, IR, and H NMR spectra, along with C NMR data, are given below....
Compound is a liquid, boiling point 136 C. The Mass, IR, and H NMR spectra, along with C NMR data, are given below. Elemental Analysis: C, 90.51; H, 9.49. Mass Spectrum 106 30 50 70 500 110 120 130 140 150 100 170 ao 10 2001 mie Infrared Spectrum Wave Number, om 4000 3000 2500 2000 1500 1300 1200 100 1000 900 10 13 11 Wavelength, microns H NMR 2 pom, & Structure: C Spectral Data: singlet, 140.2 ppm doublet,...
For problems 7-12 answer the questions on the Mass Spectroscopy problem set worksheet.. Problem | Bond...
For problems 7-12 answer the questions on the Mass Spectroscopy
problem set worksheet..
Problem | Bond stretch- Molecular | Halogen/nitrogen IR frequency Ion Peak present? Explain Structure of Compound Structure of MS fragments at... m/= = 91 M = 91 3400cm m/z= 76/78 m/z = 58 m/s = 86 m/z = 58 1740 cm m/:=152/154 m/z= 107/109 m/t = 91 Compound 9 is a high-beiling liquid (boiling point 2010C) that reacts with alkoxide to yield an ether. The Man, IR,...
Write the molecular formulas from the mass spec, IR, and H-NMR of each of the following....
Write the molecular formulas from the mass spec, IR, and H-NMR
of each of the following. (You can ignore the C-NMR spectra)
A)
B)
C)
1818 1751 IR Spectrum 1200 v (cm 100 60 No significant UV absorption above 220 nm 74 M 130 19) C6H10O3 2 40 80 120 160 200 240 280 m/e 13C NMR Spectrum (50.0 MHz, CDC, solution) 160 400 'H NMR spectrum (200 MHz, CDC, solution) 10 9 8 7 6 5 4 3 2...
Problem 115: Determine the molecule of C7H12O The IR, mass spec, CNMR and HNMR needs to...
Problem 115: Determine the molecule of
C7H12O
The IR, mass spec, CNMR and HNMR needs to be typed out not
handwritten, and the molecule needs to be a digital
representation as well. A base example is provided below:
________________________________________________________________________________________________________
Find and draw the molecule based on these charts (Drawing needs
to be digital and please type out answer)
Use an analysis of each graph and explain what numbers indicate
what groups.
Base Example
IR:
3500: O-H group
1750: Ester
Mass...
Determine the compound using the Mass Spec, IR, C NMR, and H NMR. H Nmr splitting...
Determine the compound using the Mass Spec, IR, C NMR, and H
NMR.
H Nmr splitting pattern from left to right: singlet, triplet,
septet (7), singlet, doublet
Compound 1 Mass Spec: Mpeak : 162 IR: 100 - TRANSMETTANCEI21 DO 4000 2000 2000 1500 1500 - 1000 13C NMR: Broadband in provided below. DEPT data is in the provided table. 200.180.160.140 120 100.80 '60.40.20 PPM DEPT -135 positive DEPT-90 positive -------------- PPM 191 149 138 137 135 128 126 | 34...
Formula: C16H18N2O
IR peaks (cm-1): 1635 (strong), 1585 (weak)
Mass Spec: base peak (m/z) =
29
UV-Vis = 325 nm (benzene = 255 nm)
13C: δ 134, 133, 120, 118, 110, 80, 75, 54
1H: δ 7.97 (d, 2H), 7.23 (d, 2H), 3.92 (s, 4H), 2.82
(q, 4H), 1.72 (t, 6H)
HDI = # of carbons + 1 - 1/2 (# of hydrogens + # of halogens - #
of nitrogens)
bj Fill out the following data tables based on...
Compound 21 is a liquid (boiling point 60" C) that has Z stereochemistry. The Mass, IR, and H NMR spectra, along with 13C NMR data, are given below. Elemental Analysis: C, 24.78; H, 208; contains a halogen Mass Spectrum 61 96 98 30 40 50 60 70 80 90 100 110 120 130 140 150 180 170 180 190 200 mVe Infrared Spectrum Wave Number, cm - 4000 3000 2500 1500 2000 1300 1200 1100 800 700 1000 900 ww...
1. What is the chemical formula of the unknown?
2. what is the mass of the unknown?
3. What is the HDI?
4. According to IR spectra, what functional groups are
present?
5. What is the structure of the molecule?
138 PRACTICAL SPECTROSCOPY Compound 80 is a liquid (boiling point 212 C), that can be prepared by the reaction of Compound 79 with acidic, anhydrous ethanol. The Mass, IR, and 'H NMR spectra, along with C NMR data, are given...
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...
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...
Compound is a liquid, boiling point 136 C. The Mass, IR, and H NMR spectra, along with C NMR data, are given below. Elemental Analysis: C, 90.51; H, 9.49. Mass Spectrum 106 30 50 70 500 110 120 130 140 150 100 170 ao 10 2001 mie Infrared Spectrum Wave Number, om 4000 3000 2500 2000 1500 1300 1200 100 1000 900 10 13 11 Wavelength, microns H NMR 2 pom, & Structure: C Spectral Data: singlet, 140.2 ppm doublet,...
For problems 7-12 answer the questions on the Mass Spectroscopy
problem set worksheet..
Problem | Bond stretch- Molecular | Halogen/nitrogen IR frequency Ion Peak present? Explain Structure of Compound Structure of MS fragments at... m/= = 91 M = 91 3400cm m/z= 76/78 m/z = 58 m/s = 86 m/z = 58 1740 cm m/:=152/154 m/z= 107/109 m/t = 91 Compound 9 is a high-beiling liquid (boiling point 2010C) that reacts with alkoxide to yield an ether. The Man, IR,...
Write the molecular formulas from the mass spec, IR, and H-NMR
of each of the following. (You can ignore the C-NMR spectra)
A)
B)
C)
1818 1751 IR Spectrum 1200 v (cm 100 60 No significant UV absorption above 220 nm 74 M 130 19) C6H10O3 2 40 80 120 160 200 240 280 m/e 13C NMR Spectrum (50.0 MHz, CDC, solution) 160 400 'H NMR spectrum (200 MHz, CDC, solution) 10 9 8 7 6 5 4 3 2...
Problem 115: Determine the molecule of
C7H12O
The IR, mass spec, CNMR and HNMR needs to be typed out not
handwritten, and the molecule needs to be a digital
representation as well. A base example is provided below:
________________________________________________________________________________________________________
Find and draw the molecule based on these charts (Drawing needs
to be digital and please type out answer)
Use an analysis of each graph and explain what numbers indicate
what groups.
Base Example
IR:
3500: O-H group
1750: Ester
Mass...
Determine the compound using the Mass Spec, IR, C NMR, and H
NMR.
H Nmr splitting pattern from left to right: singlet, triplet,
septet (7), singlet, doublet
Compound 1 Mass Spec: Mpeak : 162 IR: 100 - TRANSMETTANCEI21 DO 4000 2000 2000 1500 1500 - 1000 13C NMR: Broadband in provided below. DEPT data is in the provided table. 200.180.160.140 120 100.80 '60.40.20 PPM DEPT -135 positive DEPT-90 positive -------------- PPM 191 149 138 137 135 128 126 | 34...
Most questions answered within 3 hours.
-
Minitab Problem: Take the Lake Hume June rainfall data and find
use the processes outlined in...
asked 49 minutes ago -
X Company is trying to decide whether to continue using old
equipment to make Product A...
asked 50 minutes ago -
IN PYTHON ONLY !! Program 2: Re-work
program #5 (WeeklyHours) from the previous assignment such that...
asked 1 hour ago -
The average length of time between arrivals at a turnpike
toll-booth is 26 seconds. What is...
asked 3 hours ago -
(a) A piston at 6.1 atm contains a gas that occupies a volume of
3.5 L....
asked 4 hours ago -
Please answer true or false. Words
cannot be changed or added in to make it true...
asked 4 hours ago -
An empty test tube weighs 15.923 grams. Then,
MgCl2•6H2O is added into the test tube. After...
asked 4 hours ago -
Assume memory access is 10 units of time and disk access is
10000 units of time....
asked 4 hours ago -
1. Are all good samples random?
2. Magazines often report surveys giving statistics such as “63%...
asked 4 hours ago -
Under all the various types of market structures, firms
must eventually earn some economic profits for...
asked 4 hours ago -
Consider the following fitness regime for a single locus trait
with two co-dominant alleles: w11 =...
asked 4 hours ago -
A large cable company reports the following.
80% of its customers subscribe to its cable TV...
asked 5 hours ago