What is the molecular structure?
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What is the molecular structure?
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4 CHAPTER 8 ASSIGNED PROBLEMS Problem 8.43A MASS I 20...
From the given spectrums, what is the structure. label the carbons and hydrogens MASS of Base...
From the given spectrums, what is the structure. label the
carbons and hydrogens
MASS of Base Peak 30 10 90 100 110 120 Transmittance 3066 012 2910 3000 4000 'H NMR 600 MHZ 2000 Wavenumber (cm-1) 3680 3660 Hz 3300 3280 H z 3220 3200 Hz 2760 2740 Hz 6.2 6.0 5.8 5.6 5.4 5. 2 5.0 4.8 ppm 7.4 7.2 7.0 6.8 6.6 6.4 C/DEPT NMR 150.9 MHz 160 150 140 130 120 110 100 90 80 70 ppm...
Use the spectra below to determine the molecular formula and chemical structure of the unknown compound....
Use the spectra below to determine the molecular formula and
chemical structure of the unknown compound.
MASS 142 % of Base Peak 1147 40 50 70 80 5 100 % Transmittance Jari- 3000 1000 4000 'H NMR 300 MERE 2000 Wavenumber (cm) 3.0 25 20 15 Ppm 4.0 3.5 C/DEPT NMR 75.5 MHz ppm 60 50 40 80 70 90 100 110 120 170 160 150 140 130 ppm 4.5 4.0 3.5 3.0 2.5 2.0 1.5 ppm COSY 300 MHz...
3. Find the structure of a compound given the MS, IR, and NMR data below. When...
3. Find the structure of a compound given the MS, IR, and NMR data below. When you have the solution, use it to determine the correct multiplicity of the signal at 5.1 ppm and explain the coupling pattern. A correct answer with no explanation will receive no credit. MASS 951 FL 100 128 1107 677 r69 r45 50 557 811 130 120 100 110 90 80 70 60 50 mt IR 100 50 2000 Wavenumber (cm-1) 1000 3000 4000 'H...
please help me figure out what the compound is. thanks MASS % of Base Peak 1387...
please help me figure out what the compound is.
thanks
MASS % of Base Peak 1387 S47 677 957 123 50 60 70 80 90 100 110 120 130 140 awamp % Transmittance -2958 -2870 -16701 -13811 -1246 -903 STS TTT 4000 3000 1000 2000 Wavenumber (cm-') 'H NMR 300 MHz N 1750 1740 Hz 640 Hz 570 560 Hz 300 290 Hz 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 ppm 13C/DEPT NMR 75.5 MHz 200 180...
Identify the compound C8H9NO2 from its 1H, 13C/DEPT, COSY, HMQC, and INADEQUATE spectra and show all...
Identify the compound C8H9NO2 from its 1H, 13C/DEPT, COSY, HMQC,
and INADEQUATE spectra and show all correlations.
'H NMR 600 MHz 5480 5470 Hz 5200 5190 Hz 4910 4900 Hz 4370 4360 Hz 2590 2580 Hz 790 780 Hz 9.0 8.5 8.0 7.5 7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 ppm 13C/DEPT 150.9 MHz 160 150 140 130 120 110 100 90 80 70 60 50 40 30 ppm 274 CHAPTER 5 Two-Dimensional NMR Spectroscopy Exercise...
please help me figure out what the compound is. thanks MASS % of Base Peak 1267...
please help me figure out what the compound is.
thanks
MASS % of Base Peak 1267 TITTI 60 70 80 90 100 110 20 m/z % Transmittance -3344 2958 -2931 2873 -1466L JIEEI- -849 4000 3000 1000 2000 Wavenumber (cm-?) 'H NMR 300 MHZ 3.5 3.0 2.5 1.5 10 ppm 13C/DEPT NMR 75.5 MHz 84 82 80 78 ppm 85 80 75 70 65 60 55 50 45 40 35 30 25 20 ppm
1.Identify the compound whose spectral data are shown. 2. Describe the coupling observed and show the...
1.Identify the compound whose spectral data are shown.
2. Describe the coupling observed and show the splitting diagram
for each hydrogen.
3. Determine the value of each coupling constants.
4. Label and assign each 1 H and 13 C signal to your answer.
100 3 % of Base Peak 90 80 100 120 m/z 5 SA % Transmittance --1689 -3047 --14197 --1273 -957 E9EE- -702 3000 1000 4000 'H NMR 300 MHz 2000 Wavenumber (cm-1) 2720 2700 Hz 2600 2580...
Find the final chemical structure compound. Use rule of 13 to find the m/z ration for...
Find the final chemical structure compound. Use rule of 13 to
find the m/z ration for Mass Spectrum and for the chemical formula.
HNMR: Show the integration, splitting patterns, and explain the
position of H atoms. Use the Appendix 8, and by calculation of CNMR
chemical shifts, to support the structural assigment.
162 MASS 164 100 63 981 1261128 「 s 50 73 mi 50 60 70 80 90 10o 110 120 130 140 150 160 m/z IR 100 50...
For problems 11-12 answer the questions on the Mass Spectroscopy problem set worksheet. Problem 11 Problem...
For problems 11-12 answer the questions on the Mass Spectroscopy
problem set worksheet.
Problem 11 Problem (z m that IR Spectrum liquid film IR Spectrum oldim 4000 3000 2000 1600 1200 800 4000 3000 2000 V (cm 1800 ) 1200 800 Vom) 0.0 100F Mass Spectrum Mass Spectrum of base peak No significant UV absorption above 220 mm of base 107/109 1015486162 UV spectrum 530 mg/10mis path length: 100 cm solvencyclohexane 120 40 80 120 160 m/e 200 240 280...
144 Delete Insert PrtSc FS F4 Draw rough sketches in the Lab Report of what the...
144 Delete Insert PrtSc FS F4 Draw rough sketches in the Lab Report of what the IR, 'H NMR, and 1C NMR spectra would be expected to look like. 4 1. IR bond(s) from the structure below: R Prediction Worksheet (Part B) Molecule 30: IR 100 06 80- 70- 60- 50- 40- 30- C-O 20- C=C 10- T TTT MINTTTTMT 500 4000 1500 1000 3000 2000 wavenumber (cm1) 1H NMR 4 3 2 10 9 8 chemical shift (ppm) 13C...
From the given spectrums, what is the structure. label the
carbons and hydrogens
MASS of Base Peak 30 10 90 100 110 120 Transmittance 3066 012 2910 3000 4000 'H NMR 600 MHZ 2000 Wavenumber (cm-1) 3680 3660 Hz 3300 3280 H z 3220 3200 Hz 2760 2740 Hz 6.2 6.0 5.8 5.6 5.4 5. 2 5.0 4.8 ppm 7.4 7.2 7.0 6.8 6.6 6.4 C/DEPT NMR 150.9 MHz 160 150 140 130 120 110 100 90 80 70 ppm...
Use the spectra below to determine the molecular formula and
chemical structure of the unknown compound.
MASS 142 % of Base Peak 1147 40 50 70 80 5 100 % Transmittance Jari- 3000 1000 4000 'H NMR 300 MERE 2000 Wavenumber (cm) 3.0 25 20 15 Ppm 4.0 3.5 C/DEPT NMR 75.5 MHz ppm 60 50 40 80 70 90 100 110 120 170 160 150 140 130 ppm 4.5 4.0 3.5 3.0 2.5 2.0 1.5 ppm COSY 300 MHz...
3. Find the structure of a compound given the MS, IR, and NMR data below. When you have the solution, use it to determine the correct multiplicity of the signal at 5.1 ppm and explain the coupling pattern. A correct answer with no explanation will receive no credit. MASS 951 FL 100 128 1107 677 r69 r45 50 557 811 130 120 100 110 90 80 70 60 50 mt IR 100 50 2000 Wavenumber (cm-1) 1000 3000 4000 'H...
please help me figure out what the compound is.
thanks
MASS % of Base Peak 1387 S47 677 957 123 50 60 70 80 90 100 110 120 130 140 awamp % Transmittance -2958 -2870 -16701 -13811 -1246 -903 STS TTT 4000 3000 1000 2000 Wavenumber (cm-') 'H NMR 300 MHz N 1750 1740 Hz 640 Hz 570 560 Hz 300 290 Hz 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 ppm 13C/DEPT NMR 75.5 MHz 200 180...
Identify the compound C8H9NO2 from its 1H, 13C/DEPT, COSY, HMQC,
and INADEQUATE spectra and show all correlations.
'H NMR 600 MHz 5480 5470 Hz 5200 5190 Hz 4910 4900 Hz 4370 4360 Hz 2590 2580 Hz 790 780 Hz 9.0 8.5 8.0 7.5 7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 ppm 13C/DEPT 150.9 MHz 160 150 140 130 120 110 100 90 80 70 60 50 40 30 ppm 274 CHAPTER 5 Two-Dimensional NMR Spectroscopy Exercise...
please help me figure out what the compound is.
thanks
MASS % of Base Peak 1267 TITTI 60 70 80 90 100 110 20 m/z % Transmittance -3344 2958 -2931 2873 -1466L JIEEI- -849 4000 3000 1000 2000 Wavenumber (cm-?) 'H NMR 300 MHZ 3.5 3.0 2.5 1.5 10 ppm 13C/DEPT NMR 75.5 MHz 84 82 80 78 ppm 85 80 75 70 65 60 55 50 45 40 35 30 25 20 ppm
1.Identify the compound whose spectral data are shown.
2. Describe the coupling observed and show the splitting diagram
for each hydrogen.
3. Determine the value of each coupling constants.
4. Label and assign each 1 H and 13 C signal to your answer.
100 3 % of Base Peak 90 80 100 120 m/z 5 SA % Transmittance --1689 -3047 --14197 --1273 -957 E9EE- -702 3000 1000 4000 'H NMR 300 MHz 2000 Wavenumber (cm-1) 2720 2700 Hz 2600 2580...
Find the final chemical structure compound. Use rule of 13 to
find the m/z ration for Mass Spectrum and for the chemical formula.
HNMR: Show the integration, splitting patterns, and explain the
position of H atoms. Use the Appendix 8, and by calculation of CNMR
chemical shifts, to support the structural assigment.
162 MASS 164 100 63 981 1261128 「 s 50 73 mi 50 60 70 80 90 10o 110 120 130 140 150 160 m/z IR 100 50...
For problems 11-12 answer the questions on the Mass Spectroscopy
problem set worksheet.
Problem 11 Problem (z m that IR Spectrum liquid film IR Spectrum oldim 4000 3000 2000 1600 1200 800 4000 3000 2000 V (cm 1800 ) 1200 800 Vom) 0.0 100F Mass Spectrum Mass Spectrum of base peak No significant UV absorption above 220 mm of base 107/109 1015486162 UV spectrum 530 mg/10mis path length: 100 cm solvencyclohexane 120 40 80 120 160 m/e 200 240 280...
144 Delete Insert PrtSc FS F4 Draw rough sketches in the Lab Report of what the IR, 'H NMR, and 1C NMR spectra would be expected to look like. 4 1. IR bond(s) from the structure below: R Prediction Worksheet (Part B) Molecule 30: IR 100 06 80- 70- 60- 50- 40- 30- C-O 20- C=C 10- T TTT MINTTTTMT 500 4000 1500 1000 3000 2000 wavenumber (cm1) 1H NMR 4 3 2 10 9 8 chemical shift (ppm) 13C...
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