need help labeling the chart Please all information there 4-methoxy benzoic Acid13C NMRchemical shift (delta ppm).68118124Cg Hq 03.InterpretationC atom of -OCHZC atoms of aromatic ring attached to -OCH3C atoms of benzene ring attached to hydrogens land 4C atoms of aromatic ring attached to -Cool group-COOH group164170C atoms of240220200180 160140 120100806040200 -20

60 ppm: This chemical shift corresponds to the carbons (C) of the -OCH3 (methoxy) group. The…

Answered: 4-methoxy benzoic Acid 13C NMR chemical…

Macroscale and Microscale Organic Experiments

7th Edition

ISBN:9781305577190

Author:Kenneth L. Williamson, Katherine M. Masters

Publisher:Kenneth L. Williamson, Katherine M. Masters

Chapter12: Nuclear Magnetic Resonance Spectroscopy

Section: Chapter Questions

Problem 3Q

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Cyclohexyl(phenyl)methanol. Please help me identify the peaks
QUESTION 3 Using tables 22.3, 22.4, and 22.5, predict the shift for the protons attached to the atom indicated by the arrow. Report your answer in ppm to the tenths' place. Don't include the units in the answer.
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values : Experimental values of IR Peaks compared to literature values for Benzoic Acid (ATR method) Bond Stretch Functional group Experimental Peak(cm-1) Literature Peak(cm-1) O-H Carboxylic acid 2800 3200-2200 C=O Carboxylic Acid 1674.9 1677.5 C=C (ring) Aromatic stretch 1579.5 1581-1418.5 C-H Aromatic Sp2 3100 C-O stretch 1285.5 O-H Alcohol 929.89 table 3: Experimental values of IR peaks compared to literature values for 2-Naphthol Bond Stretch Functional group Experimental Peak(cm-1) Literature Peak(cm-1) O-H Alcohol 3219.1 3400-3080 C-C Aromatic (ring) stretch 1507.6 C=C Aromatic stretch 1597.7 1627.3-1377.8 C-H Aromatic Sp2 3050 C-O Secondary alcohol stretch 1168.9 IR results used to prove that the compounds are effectively separated. Discuss on bothdiagnostic peaks and fingerprint region.
A3.
draw the structure
Rank the four groups (a-d) from highest to lowest priority using Cahn-Ingold-Prelog rules. a b -F O A B C D O BDCA O BCDA O CBDA
CH3 2. An unknown isomer of C4H9Cl has the ¹³C NMR and DEPT-135 spectra shown below: 13C NMR: 90 70 |||| A 50 8 (ppm) CH3CH₂CH₂ CH₂ CI 30 10 DEPT-135: CH3 CH3-CHCH₂-CI B 90 70 Circle the compound that is represented by these spectra. Clearly explain your reasoning. you will need to explain how each of the other three isomers was eliminated from consideration. 50 8 (ppm) CH3CH₂ CH-CI CH3 C 30 10 CH3 CH3-C-CI CH3 D
Which structure of molecular formula C4H8C12 fits both the 'H NMR and 13C NMR spectra shown + Cl A. B. Cl C. a D. Cl 10 00-228 Low? 9 8 7 6 5 ppm 'H NMR 40 40 -89 200 180 160 140 120 100 -8 80 60 13 3 2 1 0 CD8-03-793 ppm 13C NMR 20 -20 0 An unknown has a molecular ion with a mass of 134. The relative abundance of the peak at 135 is 9.9%. a. What is the molecular formula of the unknown? b. How many rings or pi-bonds in the unknown? c. Propose two structures for the unknown. d. How could you distinguish your answers to "c" using 13C-NMR? Identify the indicated sets of protons as unrelated, homotopic, enantiotopic, or diastereotopic. H HA
need help labeling my chart please help information, there
i need help with predicting the Ir spectrom for the final product i also need to make it look like the exanplem with the table and the ir spec i made an example og how it needs to look like and linked the lab called Electrophilic Aromatic Substitution: Friedel-CraftsAlkylation

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