Which of these choices best describes the interpretation of a 'H NMR spectral peak that was recorded as 0.9 & (6H, d)? The underlined hydrogen atom is intended to be the one producing the peak that we are interpreting. CH-CH CH2-CH CH3-CH CH2-CH-CH2 CH3-CH-CH3 None of these interpretations describes this peak.

Which of these choices best describes the interpretation of a 'H NMR spectral peak that was recorded as 0.9 & (6H, d)? The underlined hydrogen atom is intended to be the one producing the peak that we are interpreting. CH-CH CH2-CH CH3-CH CH2-CH-CH2 CH3-CH-CH3 None of these interpretations describes this peak.

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter17: Alcohols And Phenols

Section17.SE: Something Extra

Problem 54AP: The 1HNMR spectrum shown is that of 3-methyl-3-buten-1-ol. Assign all the observed resonance peaks...

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Which of these choices best describes the interpretation of the following peak that may be recorded in a 'H NMR spectrum? 1.38 & (1H, heptet (7 lines)). The underlined hydrogen atom is intended to be the one producing the peak that we are interpreting. More than one choice may describe the peak very well. O (CH3)2-CH-o (CH3)2-CH-C=0 (CH3)2-CH-C=C O (CH3)2-CH-N O (CH3)2-CH-C (CH3)2-CH-Ar None of these interpretations describes this peak.
The 'H NMR spectrum of a compound with formula C;H40 gives three signals. Which of these structures is a possible one for this compound? O 2-Heptanone O 3-Heptanone O 2,4-Dimethyl-3-pentanone 2,2-Dimethyl-3-pentanone • Two of these choices.
10)Pyrrolium (1) and pyridinium (2) have markedly H different pK, values. Circle the compound with the lower pK₂ value. -N-H 11) The 1H NMR spectrum of phenol is shown below. Of note, the aryl proton signals resolve in this molecule. Assign protons to specific signals in the spectrum 8 7 6 H₂ H₁ 5 ppm H3 H₂ *CHCl3 2 H₁
Isomer set #1: CH3OCCH,CH3 CH3COCH,CH3 a b Compound D, CHgO2, shows a downfield singlet in its 'H-NMR spectrum. Is it compound a or b? Isomer set #2: CH3OCCH2CH3 CH3COCH2CH3 a b. Compound D, C,H8O2, shows a downficld quartet in its 'H-NMR spectrum. Is it compound a or b?
Treatment of compound C (molecular formula C9H12O) with PCC affordsD (molecular formula C9H10O). Use the 1H NMR and IR spectra of D todetermine the structures of both C and D.
Which set of underlined hydrogens has its 1H NMR signal at a higher frequency?
4. The 1H NMR spectrum shown below corresponds to one of the molecules A-D. Identify the molecule and then provide the complete IUPAC name for the molecule. Don't forget about stereochemistry. он ÕH ÕH B D 11 10 8 6 5 1 'H NMR: 3.35 (1H, m), 1.66 (1H, m), 1.36 (9H, m, overlapping signals), 0.91 (6H, d), 0.90 (3H, t)
Jj.198.
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(a) Below are 'H NMR, 19C NMR and IR spectra of ONE of four compounds: toluene, methyl benzoate, stilbene and hex-5-en-3-one. Which of the following compounds is represented by these spectra. OCH, CH3 toluene methyl benzoate stilbene hex-5-en-3-one 1H NMR spectrum (in CDCI3) No. (ppm) Value [8.02 B.14] 7.54 . 7.64] 741.7.51] (3.913.99 0.222 0.117 0.232 0.368 0.15: 0.16 0.10 0.105 0.05 0.00 6.00 0.12 0.23 0.22 7.80 7.30 745 7.40 8.10 8.00 0.23 0.37
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Bb.68.