Sketch the NMR Spectrum of the following molecule:CH3HC--OČHCH3An unknown compound A, C4H,O, has the NMR and IR spectra shown below. Propose a structure that isconsistent with this information.MF CAHgO100MW 72%C 66.6%H 11.2Mass Spec. Datarelativem/z abund.272324499100831395357717236202sae200e1500HAVENUMNERS3HCopyright © 19942H1H 1H5.0Proton NMA4.54.03.53.02.52.01.5 PPMA.0895. 08

Note: C4H8O (DBE = 4-8/2+1 = 5-4=1. Therefore the compound is having the following structure.

Sketch the NMR Spectrum of the following molecule: CH3 HÖ- OCHCH3 An unknown compound A, C,H,O, has the NMR and IR spectra shown below. Propose a structure that is consistent with this information. MF CHgO MW 72 sC 6.6 %H 11.2 Mass Spec. Data relative m/z abund. 27 31 39 53 57 71 72 23 24 49 100 36 200e EMERS 3H Copyright O 1994 2H IH IH 5.0 4.5 Proton NMA 4.0 3.5 3.0 2.5 1.5 PPM1.0 2.0

Sketch the NMR Spectrum of the following molecule: CH3 HÖ- OCHCH3 An unknown compound A, C,H,O, has the NMR and IR spectra shown below. Propose a structure that is consistent with this information. MF CHgO MW 72 sC 6.6 %H 11.2 Mass Spec. Data relative m/z abund. 27 31 39 53 57 71 72 23 24 49 100 36 200e EMERS 3H Copyright O 1994 2H IH IH 5.0 4.5 Proton NMA 4.0 3.5 3.0 2.5 1.5 PPM1.0 2.0

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Unknown #1 Elemental Analysis: 49.16% Carbon, 4.13% Hydrogen, remainder is halogen 13C NMR D 4000 200 180 3000 160 140 3 signals: 129.0 ppm 127.8 ppm 127.7 ppm 120 100 ppm 2000 IR www HAVENUMBERI-11 80 1500 60 40 20 1000 500 HDI Pro
Chapter 5: INTEGRATED SPECTROSCOPY PRO Compound 9 is a high-boiling liquid (boiling point 201'C), that reacts with alkoxide to yield spectra, along with C NMR data, are given below Elemental Analysis: C, 49.16; H, 4.13, contains manes an ether. The Mass, IR, and 'H NMR Mass Spectrum 91 65 172-170 170 180 190 200 100 I0 120 130 140 Is0 160 30 40 60 70 90 Infrared Spectrum Wave Number, cm 1 4000 3000 2500 1300 1200 1100 B00 700 2000 1500 1000 10 11 12 13 ' Η ΝMR Wavelength, microns 14 15 2. ppm, 5 "C Spectral Data: Structure: singlet, 130.1 ppm; doublet, 129.0 ppm, doublet, 127.8 ppm; doublet, 127.7 ppm; triplet, 29.3 ppm C2000 Brooks/Cole Publishing Company Absorbance
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