For each of the spectra shown, (a) Calculate the degree of unsaturation and (b) Indicate what information is obtained from each signal and (c) propose a structure. Spectra 14: Caltuo3HCoupling with the proton 2H1H 97 pom is not2H2Happarent due to a smallcoupling constant.

DBE =1 . Carbonyl group is present. From NMR butyl group is present. Therefore the structure is…

Answered: For each of the spectra shown, (a)…

For each of the spectra shown, (a) Calculate the degree of unsaturation and (b) Indicate what information is obtained from each signal and (c) propose a structure.

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter19: Nuclear Magnetic Resonance Spectroscopy

Section: Chapter Questions

Problem 19.35QAP

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Question

For each of the spectra shown, (a) Calculate the degree of unsaturation and (b) Indicate what information is obtained from each signal and (c) propose a structure.

Spectra 14: Caltuo
3H
Coupling with the proton 2H
1H 97 pom is not
2H
2H
apparent due to a small
coupling constant.

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