You are asked to identify an unknown compound, which has the following analytical data: 8. 5 3 PPM Chemical Shift Integration Multiplicity 8.28 7.95 7.48 6.99 4.11 2.81 1.34 3 The peak at 8.28 ppm is found to disappear when the NMR sample is treated with D20 The IR spectrum of the unknown has the following key peaks; a sharp strong peak at 1680 cm a broad signal at 3250 cm The compound has a molecular weight of 213.66 You have been provided with 9 possible structures of the unknown compound.
You are asked to identify an unknown compound, which has the following analytical data: 8. 5 3 PPM Chemical Shift Integration Multiplicity 8.28 7.95 7.48 6.99 4.11 2.81 1.34 3 The peak at 8.28 ppm is found to disappear when the NMR sample is treated with D20 The IR spectrum of the unknown has the following key peaks; a sharp strong peak at 1680 cm a broad signal at 3250 cm The compound has a molecular weight of 213.66 You have been provided with 9 possible structures of the unknown compound.
Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter13: Nuclear Magnetic Resonance Spectroscopy
Section: Chapter Questions
Problem 13.28P
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Interpret the analytical data reported including reference to IR NMR chemical shifts integration and splitting patterns
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