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Using Table 10-2 of your textbook, assign chemical shift values to the proton or protons indicated in the following NMR spectra. In case of a multiplet, give the d value at the middle of the range. a) b) H(a) -H (b) (c) CH3 (a) 50. `H (b) CH3–C–CH,CH2–C−O−CH2CH3 (a) (b) (c) ő (d) (e) 10 10 8.0 9 9 8 7.0 6.0 6 5.0 5 4 4.0 PPM (6) 3 3.0 22 3 2.0 1 1 3 0 (ppm) 0 (ppm) 1.0 0

Using Table 10-2 of your textbook, assign chemical shift values to the proton or protons indicated in the following NMR spectra. In case of a multiplet, give the d value at the middle of the range. a) b) H(a) -H (b) (c) CH3 (a) 50. `H (b) CH3–C–CH,CH2–C−O−CH2CH3 (a) (b) (c) ő (d) (e) 10 10 8.0 9 9 8 7.0 6.0 6 5.0 5 4 4.0 PPM (6) 3 3.0 22 3 2.0 1 1 3 0 (ppm) 0 (ppm) 1.0 0

Chemistry
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Table 10.2 is also attached. Please help!

Table 10.2 Typical Hydrogen Chemical Shifts in Organic Molecules Type of hydrogenª Primary alkyl, RCH3 Secondary alkyl, RCH₂R' Tertiary alkyl, R,CH Allylic (next to a double bond), R₂C=C `'R' Benzylic (next to a benzene ring), ArCH₂R Ketone, RCCH3 Alkyne, RC=CH Chloroalkane, RCH₂Cl Bromoalkane, RCH₂Br Iodoalkane, RCH₂I Ether, RCH₂OR' Alcohol, RCH₂OH Terminal alkene, R₂C=CH₂ Internal alkene, R₂C=CH Aromatic, ArH Aldehyde, RCH Alcoholic hydroxy, ROH Thiol, RSH Amine, RNH₂ "R, R', alkyl groups; Ar, aromatic group (not argon). pall of barba 11 3000 Hz H Carboxylic acid H Aldehyde 10 CH3 9 Downfield H Aromatic 8 7 0.8-1.0 1.2-1.4 1.4-1.7 1.6-1.9 2.2-2.5 2.1-2.6 1.7-3.1 3.6-3.8 3.4-3.6 3.1-3.3 3.3-3.9 3.3-4.0 4.6-5.0 5.2-5.7 6.0-9.5 9.5-9.9 0.5-5.0 0.5-5.0 0.5-5.0 6 } } 1500 ppm (8) 5 Alkane and alkane-like hydrogens Chemical shift 8 in ppm Hydrogens adjacent to unsaturated functional groups Hydrogens adjacent to electronegative atoms Alkenyl Alkene hydrogens (variable) (variable) (variable) 900 Upfield -C=C-H Alkynyl -C-H T X X = electron withdrawing 600 3 C-C- Allylic 2 300 C-H Saturated 0 0
Transcribed Image Text:Table 10.2 Typical Hydrogen Chemical Shifts in Organic Molecules Type of hydrogenª Primary alkyl, RCH3 Secondary alkyl, RCH₂R' Tertiary alkyl, R,CH Allylic (next to a double bond), R₂C=C `'R' Benzylic (next to a benzene ring), ArCH₂R Ketone, RCCH3 Alkyne, RC=CH Chloroalkane, RCH₂Cl Bromoalkane, RCH₂Br Iodoalkane, RCH₂I Ether, RCH₂OR' Alcohol, RCH₂OH Terminal alkene, R₂C=CH₂ Internal alkene, R₂C=CH Aromatic, ArH Aldehyde, RCH Alcoholic hydroxy, ROH Thiol, RSH Amine, RNH₂ "R, R', alkyl groups; Ar, aromatic group (not argon). pall of barba 11 3000 Hz H Carboxylic acid H Aldehyde 10 CH3 9 Downfield H Aromatic 8 7 0.8-1.0 1.2-1.4 1.4-1.7 1.6-1.9 2.2-2.5 2.1-2.6 1.7-3.1 3.6-3.8 3.4-3.6 3.1-3.3 3.3-3.9 3.3-4.0 4.6-5.0 5.2-5.7 6.0-9.5 9.5-9.9 0.5-5.0 0.5-5.0 0.5-5.0 6 } } 1500 ppm (8) 5 Alkane and alkane-like hydrogens Chemical shift 8 in ppm Hydrogens adjacent to unsaturated functional groups Hydrogens adjacent to electronegative atoms Alkenyl Alkene hydrogens (variable) (variable) (variable) 900 Upfield -C=C-H Alkynyl -C-H T X X = electron withdrawing 600 3 C-C- Allylic 2 300 C-H Saturated 0 0
Using Table 10-2 of your textbook, assign chemical shift values to the proton or protons indicated in the following NMR spectra. In case of a multiplet, give the d value at the middle of the range. a) b) O H (a) -H (b) H ¹(c) CH3 (a) 5. `H (b) CH3–C–CH,CH2–C-O–CH2–CH3 (a) (b) (c) (d) (e) 10 10 8.0 9 9 7.0 8 8 7 7 6.0 6 5.0 5 5 4 4 4.0 PPM (6) 3 3 3.0 2 3 2.0 1 0 (ppm) 0 (ppm) 1.0 0
Transcribed Image Text:Using Table 10-2 of your textbook, assign chemical shift values to the proton or protons indicated in the following NMR spectra. In case of a multiplet, give the d value at the middle of the range. a) b) O H (a) -H (b) H ¹(c) CH3 (a) 5. `H (b) CH3–C–CH,CH2–C-O–CH2–CH3 (a) (b) (c) (d) (e) 10 10 8.0 9 9 7.0 8 8 7 7 6.0 6 5.0 5 5 4 4 4.0 PPM (6) 3 3 3.0 2 3 2.0 1 0 (ppm) 0 (ppm) 1.0 0
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