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4. Deduce the molecular weight and explain your reasoning for the following mass spectrums. El and...
3. Deduce the molecular weight of the substance and explain your reasoning. Electrospray lonization Mass Spectrum PIERCEVELOSCALMK #2 RT: 001 AV: 1 T. ITMS+pESIFul ms [150 00-2000.00] NL: 195E6 100 1...
3. Deduce the molecular weight of the substance and explain your reasoning. Electrospray lonization Mass Spectrum PIERCEVELOSCALMK #2 RT: 001 AV: 1 T. ITMS+pESIFul ms [150 00-2000.00] NL: 195E6 100 1322 00 422 00 1222.00 70- 1522.00 195.08 1122.00 50- 1622 00 524.25 1722.00 30 26267 1022.00 1822 00 393.33 1921.92 10- 83 922.00 33 435 33 55242 73658 875 50 200 800 1000 400 400 600 1200 1600 1800 2000 m/z
3. Deduce the molecular weight of the substance...
Use the mass spectrum and either the NMR spectrum or the IR spectrum to deduce the...
Use the mass spectrum and either the NMR spectrum or the IR
spectrum to deduce the structure of the following compound
(c) C8HO3H NMR, 300 MHz, 6.1 ppm (singlet, 2H), 6.9 ppm (doublet, 1H), and 7.3 ppm (singlet, 1H), 7.4 ppm (doublet, 1H), 9.8 ppm (singlet, 1H); significant IR absorbances at 1687, 1602, 1449, 1264, 1038, 929, and 815 cm1. 100 149 (150) 80 60 40 121 63 20 65 91 0 15 20 25 30 35 40 45 50...
the compound. Trspectaldaa toanswer the following questions and deduce the structure of compound has molecular formula...
the compound. Trspectaldaa toanswer the following questions and deduce the structure of compound has molecular formula C1zH sCIO. 6H CDCI 2H 2H 2H 2H 1H TMS Expansion of peak near 128.5 ppm 2 peaks CDCI, TMS 200 190 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 100 a. (3 pts.) What is the DoU? b. (4 pts.) The mass spectrum shows a signal for M . at m/z : 210 (100%)...
Please explain the answer in details. 2. [5 marks] Use the mass spectrum (EI-MS) and the...
Please explain the answer in details.
2. [5 marks] Use the mass spectrum (EI-MS) and the additional 'H NMR data to deduce the structure of the compound of the formula CgH603. 100 - 149 м (150) Relative Abundance (percent) 0+ரார்ராராராரா T ITIIIIIIIIIIIIIIIIINITITTITTTTTTTTTTTTTTTTTTTTTin 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 mz doublet singlet doublet
4. Analyze the following mass spectrum by showing: molecular ion, base peak, and identify 2 fragmentation...
4. Analyze the following mass spectrum by showing: molecular ion, base peak, and identify 2 fragmentation patterns. 45 OH Intensitu 73 70 07 po - 40 50 -8 70 80 0 100 110 129 130 140 150 10 10 10 10 200 m/e
Unknown Number: Molecular Formula: Index of Hydrogen Deficiency: Structure: Mass Spec Molecular Weight: Important Fragments; what...
Unknown Number:
Molecular Formula:
Index of Hydrogen Deficiency:
Structure:
Mass Spec
Molecular Weight:
Important Fragments; what are they and what do they mean? (base
peak structure, is there a halogen, is there a benzene ring, is
there an odd number of nitrogens, other important fragments that
tell something about the structure)
IR
Is there an OH? Wavenumber?
Is there a carbonyl group? If so what type (acid. ester, amide,
aldehyde, ketone etc.)? Wave number?
Other important peaks (terminal alkyne, cyano...
Determination of Molecular Structure from molecular formula, mass, IR, and Mass Spec data. Molecular Weight: 134.22...
Determination of Molecular Structure from molecular
formula, mass, IR, and Mass Spec data.
Molecular Weight: 134.22
Molecular Formula: C10H14
I need help finding the structure.
IR Data (3300-2650 Range):
*No peaks between 2650 and 2100*
IR Data (2100-600 Range):
MS Data (Two different views):
MS Peaks Labeled:
Transmittance 60 80 100 3250 43088.1; 95. +3060.1; 93.5 -3022.9; 93.9 2961.4; 64.843 3200 3150 3100 3050 3000 Wavenumber (cm-1) 2950 TTTTTTTTTTTTTIIIIIITTTTTTTTTTTTTTTTTTTTTTTTTTT 29002850 2800 2750 2700 2650 2903.6; 86.663 2866.3; 86.398 20... 40...
Based on these data, predict the site of action of the new compound. Explain your reasoning....
Based on these data, predict the site of action of the new
compound. Explain your reasoning.
Match the items in the left column to the appropriate blanks in
the sentences on the right.
Macías-Rubalcava et al., in J. Photochem. Photobiol. (2017) B 166:35-43, investigated the mechanism of action of several compounds that might serve as new herbicides. One of these new compounds (#7) inhibited photophosphorylation. The data below show the effects of compound 7 on uncoupled electron transport in isolated...
NMR IR CAN YOU PLEASE ANSWER AS SOON AS POSSIBLE THANK YOU PLEASE EXPLAIN IT IN DETAIL THANK YOU Experimental Data Only report the IR absorptions that provide diagnosis...
NMR
IR
CAN YOU PLEASE ANSWER AS SOON AS POSSIBLE THANK
YOU
PLEASE EXPLAIN IT IN DETAIL THANK YOU
Experimental Data Only report the IR absorptions that provide diagnosis for the major functional groups. Copies of your spectra will be included in your lab report with this information written on the spectra. However, the information should also be included in the body of the report in a text format similar to the example given below IR cm1: 1735 (C-o); MS:...
งๆ 4 Identification of Unknown Organic Compounds Reading: For a quick video about the "Rule of...
งๆ 4 Identification of Unknown Organic Compounds Reading: For a quick video about the "Rule of 13" https://www.youtube.com/watch?v=2YNE7w Golo Introduction One of the most important tasks that chemists are faced with is the separation and identification of compounds from mixtures. Gratifyingly, chemists have multiple tools in the quest to identify unknown organic compounds, Infrared spectroscopy is useful for determining functional groups that may exist in a molecule. NMR spectroscopy tells information about the connectivity of C-H bonds, as well as...
3. Deduce the molecular weight of the substance and explain your reasoning. Electrospray lonization Mass Spectrum PIERCEVELOSCALMK #2 RT: 001 AV: 1 T. ITMS+pESIFul ms [150 00-2000.00] NL: 195E6 100 1322 00 422 00 1222.00 70- 1522.00 195.08 1122.00 50- 1622 00 524.25 1722.00 30 26267 1022.00 1822 00 393.33 1921.92 10- 83 922.00 33 435 33 55242 73658 875 50 200 800 1000 400 400 600 1200 1600 1800 2000 m/z
3. Deduce the molecular weight of the substance...
Use the mass spectrum and either the NMR spectrum or the IR
spectrum to deduce the structure of the following compound
(c) C8HO3H NMR, 300 MHz, 6.1 ppm (singlet, 2H), 6.9 ppm (doublet, 1H), and 7.3 ppm (singlet, 1H), 7.4 ppm (doublet, 1H), 9.8 ppm (singlet, 1H); significant IR absorbances at 1687, 1602, 1449, 1264, 1038, 929, and 815 cm1. 100 149 (150) 80 60 40 121 63 20 65 91 0 15 20 25 30 35 40 45 50...
the compound. Trspectaldaa toanswer the following questions and deduce the structure of compound has molecular formula C1zH sCIO. 6H CDCI 2H 2H 2H 2H 1H TMS Expansion of peak near 128.5 ppm 2 peaks CDCI, TMS 200 190 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 100 a. (3 pts.) What is the DoU? b. (4 pts.) The mass spectrum shows a signal for M . at m/z : 210 (100%)...
Please explain the answer in details.
2. [5 marks] Use the mass spectrum (EI-MS) and the additional 'H NMR data to deduce the structure of the compound of the formula CgH603. 100 - 149 м (150) Relative Abundance (percent) 0+ரார்ராராராரா T ITIIIIIIIIIIIIIIIIINITITTITTTTTTTTTTTTTTTTTTTTTin 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 mz doublet singlet doublet
4. Analyze the following mass spectrum by showing: molecular ion, base peak, and identify 2 fragmentation patterns. 45 OH Intensitu 73 70 07 po - 40 50 -8 70 80 0 100 110 129 130 140 150 10 10 10 10 200 m/e
Unknown Number:
Molecular Formula:
Index of Hydrogen Deficiency:
Structure:
Mass Spec
Molecular Weight:
Important Fragments; what are they and what do they mean? (base
peak structure, is there a halogen, is there a benzene ring, is
there an odd number of nitrogens, other important fragments that
tell something about the structure)
IR
Is there an OH? Wavenumber?
Is there a carbonyl group? If so what type (acid. ester, amide,
aldehyde, ketone etc.)? Wave number?
Other important peaks (terminal alkyne, cyano...
Determination of Molecular Structure from molecular
formula, mass, IR, and Mass Spec data.
Molecular Weight: 134.22
Molecular Formula: C10H14
I need help finding the structure.
IR Data (3300-2650 Range):
*No peaks between 2650 and 2100*
IR Data (2100-600 Range):
MS Data (Two different views):
MS Peaks Labeled:
Transmittance 60 80 100 3250 43088.1; 95. +3060.1; 93.5 -3022.9; 93.9 2961.4; 64.843 3200 3150 3100 3050 3000 Wavenumber (cm-1) 2950 TTTTTTTTTTTTTIIIIIITTTTTTTTTTTTTTTTTTTTTTTTTTT 29002850 2800 2750 2700 2650 2903.6; 86.663 2866.3; 86.398 20... 40...
Based on these data, predict the site of action of the new
compound. Explain your reasoning.
Match the items in the left column to the appropriate blanks in
the sentences on the right.
Macías-Rubalcava et al., in J. Photochem. Photobiol. (2017) B 166:35-43, investigated the mechanism of action of several compounds that might serve as new herbicides. One of these new compounds (#7) inhibited photophosphorylation. The data below show the effects of compound 7 on uncoupled electron transport in isolated...
NMR
IR
CAN YOU PLEASE ANSWER AS SOON AS POSSIBLE THANK
YOU
PLEASE EXPLAIN IT IN DETAIL THANK YOU
Experimental Data Only report the IR absorptions that provide diagnosis for the major functional groups. Copies of your spectra will be included in your lab report with this information written on the spectra. However, the information should also be included in the body of the report in a text format similar to the example given below IR cm1: 1735 (C-o); MS:...
งๆ 4 Identification of Unknown Organic Compounds Reading: For a quick video about the "Rule of 13" https://www.youtube.com/watch?v=2YNE7w Golo Introduction One of the most important tasks that chemists are faced with is the separation and identification of compounds from mixtures. Gratifyingly, chemists have multiple tools in the quest to identify unknown organic compounds, Infrared spectroscopy is useful for determining functional groups that may exist in a molecule. NMR spectroscopy tells information about the connectivity of C-H bonds, as well as...
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