Instruction: (a) Based on the information provided, determine the structures of compounds. (b) Assign all peaks in ¹H and C NMR spectra of compounds Compound 4: IR Spectrum (quid ) 4000 88888 dadadadadadadadadad % of base peak www 40 10 3000 13C NMR Spectrum (50.0 MHz, CDCI, solution) DEPT 80 proton decoupled 9 200 ¹H NMR Spectrum (200 MHz, CDCI, solution) 8 ww 2000 120 v (cm¹) m/e 160 160 7 1600 expansion 3.0 M 198/200 6 1200 200 240 120 Mass Spectrum 800 Resolves into two signals at higher field 2.5 C₂H₁1Br 280 Resolves into two signals at higher eld 5 solvent 80 ppm 0.0 1.0 3 wwwwwww absorbance 200 40 UV spectrum 5.30 mg/10 mis path length: 1.00 cm solvent: cyclohexane 250 2 expansions 2 (nm) 300 35.0 34.0 0 1 ppm 350 8 (ppm) TMS 0 8 (ppm)
Instruction: (a) Based on the information provided, determine the structures of compounds. (b) Assign all peaks in ¹H and C NMR spectra of compounds Compound 4: IR Spectrum (quid ) 4000 88888 dadadadadadadadadad % of base peak www 40 10 3000 13C NMR Spectrum (50.0 MHz, CDCI, solution) DEPT 80 proton decoupled 9 200 ¹H NMR Spectrum (200 MHz, CDCI, solution) 8 ww 2000 120 v (cm¹) m/e 160 160 7 1600 expansion 3.0 M 198/200 6 1200 200 240 120 Mass Spectrum 800 Resolves into two signals at higher field 2.5 C₂H₁1Br 280 Resolves into two signals at higher eld 5 solvent 80 ppm 0.0 1.0 3 wwwwwww absorbance 200 40 UV spectrum 5.30 mg/10 mis path length: 1.00 cm solvent: cyclohexane 250 2 expansions 2 (nm) 300 35.0 34.0 0 1 ppm 350 8 (ppm) TMS 0 8 (ppm)
Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Andrei Straumanis
ChapterL3: Carbon (13c) Nmr Spectroscopy
Section: Chapter Questions
Problem 9CTQ
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