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Problem 78 IR Spectrum (liquid film) 800 1600 2000 V (cm1) 4000 3000 1200 100 Mass Spectrum UV Spectrum 105 80 A max = 260 nm (log,0ɛ=2.5) 60 40 M+'= 134 20 40 80 120 160 200 240 280 m/e 13C NMR Spectrum (100.0 MHz, CDCI, solution) solvent proton decoupled 200 160 120 80 40 8 (ppm) 1H NMR Spectrum expansion (400 MHz, CDCI, solution) expansions expansion 7.3 ppm 2.8 2.7 ppm 1.8 1.7 ppm 1.45 1.35 ppm 1.05 0.95 7.5 TMS 1 8 (ppm) 10 9. 8 7 4 3 2 % of base peak

Problem 78 IR Spectrum (liquid film) 800 1600 2000 V (cm1) 4000 3000 1200 100 Mass Spectrum UV Spectrum 105 80 A max = 260 nm (log,0ɛ=2.5) 60 40 M+'= 134 20 40 80 120 160 200 240 280 m/e 13C NMR Spectrum (100.0 MHz, CDCI, solution) solvent proton decoupled 200 160 120 80 40 8 (ppm) 1H NMR Spectrum expansion (400 MHz, CDCI, solution) expansions expansion 7.3 ppm 2.8 2.7 ppm 1.8 1.7 ppm 1.45 1.35 ppm 1.05 0.95 7.5 TMS 1 8 (ppm) 10 9. 8 7 4 3 2 % of base peak

Principles of Instrumental Analysis
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
Chapter17: Applications Of Infrared Spectrometry
Section: Chapter Questions
Problem 17.1QAP: Cyclohexnone exhibits its strongest IR absorption hand at 5.86 m, and at this wavelength there is a...
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Problem 78 IR Spectrum (liquid film) 4000 3000 2000 1600 1200 800 v (cm1) 100 Mass Spectrum UV Spectrum 105 80 A max 260 nm (log10ɛ2.5) 60 40 M+:= 134 20 40 80 120 160 200 240 280 m/e 13C NMR Spectrum (100.0 MHz, CDCI, solution) solvent proton decoupled 200 160 120 80 40 8 (ppm) 1H NMR Spectrum expansion (400 MHz, CDCI, solution) expansions expansion 7.5 7.3 ppm 2.8 2.7 ppm 1.8 1.7 ppm 1.45 1.35 ppm 1.05 0.95 TMS 1 d (ppm) 10 9. 8. 7 5 4 3 2 % of base peak LO
Transcribed Image Text:Problem 78 IR Spectrum (liquid film) 4000 3000 2000 1600 1200 800 v (cm1) 100 Mass Spectrum UV Spectrum 105 80 A max 260 nm (log10ɛ2.5) 60 40 M+:= 134 20 40 80 120 160 200 240 280 m/e 13C NMR Spectrum (100.0 MHz, CDCI, solution) solvent proton decoupled 200 160 120 80 40 8 (ppm) 1H NMR Spectrum expansion (400 MHz, CDCI, solution) expansions expansion 7.5 7.3 ppm 2.8 2.7 ppm 1.8 1.7 ppm 1.45 1.35 ppm 1.05 0.95 TMS 1 d (ppm) 10 9. 8. 7 5 4 3 2 % of base peak LO
Unknown Spectroscopy Practice Problems: Problem #78 Molecular formula & DU: Proposed structure and 'H NMR assignment: H NMR Boetram , Coo, o il 1 7 en 148 13 R TMS 10 4 8 (ppm)
Transcribed Image Text:Unknown Spectroscopy Practice Problems: Problem #78 Molecular formula & DU: Proposed structure and 'H NMR assignment: H NMR Boetram , Coo, o il 1 7 en 148 13 R TMS 10 4 8 (ppm)
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