Problem 8114IR Spectrum(gud fm40003000200010001200v (cm')800100More branchCoo80Mass Spectrum6040No significant UNM 114 (1N))absorption above 220 nm2099C&H184080120160m/e20024028016+ 18-(6)13C NMR Spectrum(50 0 M. CDC, solution)DEPT CH CH, CHfKAly Asymiproton decoupled1500solventCAl3 Syms(ppm) 39020016012080401H NMR Spectrum(200 MHz. CDCI3 solution)TMS109.86.41.0.8 (ppm)wd eps

Note : DBE ( C8H18 = 8- (18/2)+ 1 = 9-9 = 0). The compound name is 2,2,3,3-tetramethyl butane.

Problem 8 114 IR Spectrum 4000 3000 2000 1600 1200 V (cm') 800 100 More branck Coo 80 Mass Spectrum 57 60 No significant UN M 114 ( 1S) absorption above 220 nm 20 99 CaH18 40 2メ8 8-28) 16 18-(6) 80 120 160 m/e 200 240 280 13C NMR Spectrum (50 O M. CDC, solution) DEPT CH CH,t CH KAy Asym 1500 proton decoupled solvent CAl3 Sy s(ppm) 390 200 160 120 80 40 1H NMR Spectrum (200 MHz. CDCI solution) TMS 10 9. 8. 7 6. 4 3 8 (ppm) Sof base peak

Problem 8 114 IR Spectrum 4000 3000 2000 1600 1200 V (cm') 800 100 More branck Coo 80 Mass Spectrum 57 60 No significant UN M 114 ( 1S) absorption above 220 nm 20 99 CaH18 40 2メ8 8-28) 16 18-(6) 80 120 160 m/e 200 240 280 13C NMR Spectrum (50 O M. CDC, solution) DEPT CH CH,t CH KAy Asym 1500 proton decoupled solvent CAl3 Sy s(ppm) 390 200 160 120 80 40 1H NMR Spectrum (200 MHz. CDCI solution) TMS 10 9. 8. 7 6. 4 3 8 (ppm) Sof base peak

Macroscale and Microscale Organic Experiments

7th Edition

ISBN:9781305577190

Author:Kenneth L. Williamson, Katherine M. Masters

Publisher:Kenneth L. Williamson, Katherine M. Masters

Chapter12: Nuclear Magnetic Resonance Spectroscopy

Section: Chapter Questions

Problem 3Q

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