4. Fill in the missing information indicated in each of the 1H NMR charts for each molecule. a. Fill in the integration and multiplicity columns. A B C Protons б Integration Multiplicity D A 0.9 B 1.6 OH C 2.3 b. Fill in the protons and multiplicity columns. D A B Br D 11.8 Protons б Integration Multiplicity 1.2 3 2.2 3 2.6 2 3.9 1 c. Label the groups of protons on the molecule (as seen above) and fill in the integration column. Protons Integration Multiplicity A 3.83 singlet B 6.50 singlet C 6.65 doublet D 7.25 triplet

4. Fill in the missing information indicated in each of the 1H NMR charts for each molecule. a. Fill in the integration and multiplicity columns. A B C Protons б Integration Multiplicity D A 0.9 B 1.6 OH C 2.3 b. Fill in the protons and multiplicity columns. D A B Br D 11.8 Protons б Integration Multiplicity 1.2 3 2.2 3 2.6 2 3.9 1 c. Label the groups of protons on the molecule (as seen above) and fill in the integration column. Protons Integration Multiplicity A 3.83 singlet B 6.50 singlet C 6.65 doublet D 7.25 triplet

Chemistry

10th Edition

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

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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NMR data Summary NMR solvent: DMSO-d6 'H NMR: Splitting (Multiplicity) Integration Chemical Shift 9.67 singlet 1H singlet doublet 9.17 7.37 6.72 2.00 1H 2H doublet singlet 2H 3H 1"C NMR: Chemical Shift 167.8 153.3 131.1 121.1 115.1 23.8 15N NMR: Chemical Shift 132.3 Instructions: Step 0: Look at the structure of Tylenol. Determine integration, and splitting you are expecting in the 'H NMR. Step 1: Look at the integration and splitting of the signals in the H NMR spectrum - assign the chemical shift of the protons of the methyl group; make a note which signals in the 'H NMR are due aromatic protons, NH and/or OH. Step 2: Look at the 'HSN HSQC spectrum - Use this spectrum to assign the chemical shifts of the NH proton and the OH proton. Step 3: Look at the 'H1SN HMBC spectrum - Use this spectrum to assign the chemical shifts of the aromatic protons in the 'H NMR. Step 4: Look at the 13C NMR spectrum - Make a note which carbon atoms are aromatic and/or alkyl. Assign the chemical shift of…
NMR data Summary NMR solvent: DMSO-d6 'H NMR: Splitting (Multiplicity) Chemical Shift Integration 9.67 9.17 7.37 6.72 2.00 singlet singlet doublet doublet singlet 1H 1H 2H 2H 3H 13C NMR: Chemical Shift 167.8 153.3 131.1 121.1 115.1 23.8 15N NMR: Chemical Shift 132.3 Using the NMR spectra and the chemical shifts values from the previous page, assign the chemical shifts of the hydrogen atoms by writing the 'H NMR chemical shifts values into the boxes. н H но -CH3 -N. H, >H-O - H H Using the NMR spectra and the chemical shifts values from the previous page, assign the chemical shifts of the carbon atoms by writing the 13C NMR chemical shifts values into the boxes. CH3 -N. H. H-O4
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Please assist in identifying the all the major peaks of the NMR and what they corresponds with. Please explain.
Please explain the answer and how you arrived at the answer
interpret/identify the spectroscopy peaks and its charecteristics (ex. C=O, 4H)
16) The splitting of a signal in a ¹H NMR spectrum is determined by A. The number of neighboring B. The electronic environment of the C. Number of enantiotopic D. Number of equivalent E. Number of non-equivalent protons.
Please ensure all questions are answered it would be immensely appreciated!! Thanks The nmr spectra of three molecules are described below give the structure for the molecules and assign all peaks in the spectrum to protons in your molecule.
Analyze the spectra below and determine the structure of each compound from which the carbon NMR Is provided.
V.) A compound with molecular formula C8H10O has the following proton NMR spectrum. Determine the number of protons giving rise to each signal (a, b, c, and d). (SEE PICTURE ATTACHED).
Predicting spin-spin splitting patterns Determine the spin-spin splitting pattern and the number of protons that contribute to the integrated 1H1H NMR signal for the hydrogens in 2-nitropropane. Splitting pattern: Place the splitting pattern for the hydrogen atom. For example, if the signal has three peaks, place triplet in the target. Proton number: Place the number of protons that the group contributes to the integrated signal. For example, if the signal is created by a carbon atom with two hydrogen atoms, place two in the target.
In a HNMR spectrum, the molecular structure * where A, B and D are different parts that contain no NMR-active atoms, would produce which of the following features? OA Two signals of equal strength, each being a doublet. B. Two signals of equal strength, each being a triplet. OC. Two signals, one three times the strength of the other, with the stronger one being a doublet. D. Two signals, one twice the strength of the other, with the weaker one being a triplet and the other a doublet. OE. One unsplit signal.