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Part A: Make sure to write the labelled molecule structure on each 'HNMR and CNMR. Unknown...
On the following pages you will find problems of both HNMR and CNMR For each of...
On the following pages you will find problems of both HNMR and
CNMR For each of the problems calculate the number of unsaturated
sites, each set of peaks are already labeled A,B, C…, draw the
proposed structure, and label the hydrogens appropriately. Example
provided. Line drawings are fine
Problem 8: C,H,OCI U- Draw structure and annotate C B 11 0 98765 4 321 HSP-00-190 ppm Draw structure and annotate d c b 200 180 160 140 120100 80 6040 20...
On the following pages you will find problems of both HNMR and CNMR For each of the problems calc...
On the following pages you will find problems of both HNMR and
CNMR For each of the problems calculate the number of unsaturated
sites, each set of peaks are already labeled A,B, C…, darw the
proposed structure, and label the hydrogens appropriately. Example
provided. Line drawings are fine
Problem 7: CH20, U- 6122 δ 5.0, septet 82.3, q 6 1.3, d δ 1.2, t Draw structure and annotate BA 10 8 3 2 0 HSP-00-309 ppm Draw structure and annotate...
On the following pages you will find problems of both HNMR and CNMR For each of...
On the following pages you will find problems of both HNMR and
CNMR For each of the problems calculate the number of unsaturated
sites, each set of peaks are already labeled A,B, C…, darw the
proposed structure, and label the hydrogens appropriately. Example
provided. Line drawings are fine
Problem 2: C4HgO2 U- 511.5, s δ 2.3, t 81.8, multiplet δ 1.0, t Draw structure and annotate C B A 16 14 12 1O 6 4 2 0 4 HSP-00-115 ppm...
Determine structure of unknown compound by deducing the formula and analyzing the spectra. Part C:S IR/HNMR/CNMR...
Determine structure of unknown compound by deducing the formula
and analyzing the spectra.
Part C:S IR/HNMR/CNMR Unknown #93 MW=134 AMU / ring SOC-H dromul 5,311 - Overlapping Signals, 4 1,34 HEP-11-24 ppm 4 Signals 120-160 ppm 200 180 20-0-075 160 240 120 80 40 20 100 pon
Interpret the CNMR, HNMR and IR spectrum to determine the identity of the unknown compound. MP...
Interpret the CNMR, HNMR and IR spectrum to determine the
identity of the unknown compound. MP = -56 degrees C and BP = 131
degrees C
13C NMR 220 220 200 180 180 160 140 120 PPM 100 80 60 40 20 0 El-MS: 100.1 MP = -56 °C BP = 131 °C 1H NMR 2 4 3 8 PPM SciFinder® οοτ 001 οε 08 TRANSMITTANCE [%] 60 40 20 40ο 4000 38ο 3500 οοο 3000 εοο οοο 2500 2000...
Fill in the blank s=singlet d= doublet q= quartet and so on also which molecule match...
Fill in the blank s=singlet d= doublet q= quartet and so on also
which molecule match the HNMR and CNMR spectra
Observed 1H NMR and 13C NMR spectra: NMR Data Table for Predicting Expected Signals ЗН # of 'H Alcohol Ester Esterification Product with Acetic Acid # of 13C Ester NMR signals NMR signals 1H Ester NMR Integration & splitting (from left to right) HO Ethanol 4 3 3H(s), 2H(q), 3H(t) Ethyl acetate НО 1-Butanol Butyl acetate 2H 3H 4H...
draw the structure for the spectroscopy and show steps and label each part Mass Spectrum (not...
draw the structure for the spectroscopy and show steps
and label each part
Mass Spectrum (not shown): [M] = 302 (75%), 304 (100%), 306 (25%) m/z (all listed are strong (s) unless otherwise IR Spectrum (not shown): 3090, 2985, 2850, 2750, 1715, 1610, 1500 cm indicated) 'H NMR Spectrum (400 MHz, CDCI, 25 °C) t(J = 2 Hz) t(J= 2 Hz) +(J= 2 Hz) 2H 6H 3H 1H 1H 1H PPM HC NMR Spectrum (with DEPT), proton-decoupled (125 MHz, CDCI,...
On the following pages you will find problems of both HNMR and
CNMR For each of the problems calculate the number of unsaturated
sites, each set of peaks are already labeled A,B, C…, draw the
proposed structure, and label the hydrogens appropriately. Example
provided. Line drawings are fine
Problem 8: C,H,OCI U- Draw structure and annotate C B 11 0 98765 4 321 HSP-00-190 ppm Draw structure and annotate d c b 200 180 160 140 120100 80 6040 20...
On the following pages you will find problems of both HNMR and
CNMR For each of the problems calculate the number of unsaturated
sites, each set of peaks are already labeled A,B, C…, darw the
proposed structure, and label the hydrogens appropriately. Example
provided. Line drawings are fine
Problem 7: CH20, U- 6122 δ 5.0, septet 82.3, q 6 1.3, d δ 1.2, t Draw structure and annotate BA 10 8 3 2 0 HSP-00-309 ppm Draw structure and annotate...
On the following pages you will find problems of both HNMR and
CNMR For each of the problems calculate the number of unsaturated
sites, each set of peaks are already labeled A,B, C…, darw the
proposed structure, and label the hydrogens appropriately. Example
provided. Line drawings are fine
Problem 2: C4HgO2 U- 511.5, s δ 2.3, t 81.8, multiplet δ 1.0, t Draw structure and annotate C B A 16 14 12 1O 6 4 2 0 4 HSP-00-115 ppm...
Determine structure of unknown compound by deducing the formula
and analyzing the spectra.
Part C:S IR/HNMR/CNMR Unknown #93 MW=134 AMU / ring SOC-H dromul 5,311 - Overlapping Signals, 4 1,34 HEP-11-24 ppm 4 Signals 120-160 ppm 200 180 20-0-075 160 240 120 80 40 20 100 pon
Interpret the CNMR, HNMR and IR spectrum to determine the
identity of the unknown compound. MP = -56 degrees C and BP = 131
degrees C
13C NMR 220 220 200 180 180 160 140 120 PPM 100 80 60 40 20 0 El-MS: 100.1 MP = -56 °C BP = 131 °C 1H NMR 2 4 3 8 PPM SciFinder® οοτ 001 οε 08 TRANSMITTANCE [%] 60 40 20 40ο 4000 38ο 3500 οοο 3000 εοο οοο 2500 2000...
Fill in the blank s=singlet d= doublet q= quartet and so on also
which molecule match the HNMR and CNMR spectra
Observed 1H NMR and 13C NMR spectra: NMR Data Table for Predicting Expected Signals ЗН # of 'H Alcohol Ester Esterification Product with Acetic Acid # of 13C Ester NMR signals NMR signals 1H Ester NMR Integration & splitting (from left to right) HO Ethanol 4 3 3H(s), 2H(q), 3H(t) Ethyl acetate НО 1-Butanol Butyl acetate 2H 3H 4H...
draw the structure for the spectroscopy and show steps
and label each part
Mass Spectrum (not shown): [M] = 302 (75%), 304 (100%), 306 (25%) m/z (all listed are strong (s) unless otherwise IR Spectrum (not shown): 3090, 2985, 2850, 2750, 1715, 1610, 1500 cm indicated) 'H NMR Spectrum (400 MHz, CDCI, 25 °C) t(J = 2 Hz) t(J= 2 Hz) +(J= 2 Hz) 2H 6H 3H 1H 1H 1H PPM HC NMR Spectrum (with DEPT), proton-decoupled (125 MHz, CDCI,...
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