The m/z of the M+ peak of an unknown is 146, and this peak is the base peak (i.e., the tallest pe...
MASS SPECTRUM 100 80- m/z 150 60 40 0.2 20. 00 1000 4500 2500 2000 150) 000 3500 3000 0.0+ 0.0 Wavenurbers (cm-1) on 160 40 120 13C NMR 2 peaks overlapping 100 20 40 120 60 80 PPM 140 6H H NMR 2H 2H 2H 1H 1H 2 7 5 8 PPM 1. Using the spectra on the next page, solve for the structure of an unknown organic compound. Fòi full credit (and consideration for partial credit) show your...
please help find the structure. thanks Unknown 11 – 1H-NMR Spectra 3.591 3.569 SOT 1.574 ISST -1.291 3.5 3.0 2.5 0 1. 0 .5 0.0 ppm Unknown 11 - 13C-NMR Spectrum - 220 200 180 160 140 120 100 80 0 ppm -62.80 ミュー 20 220 100 80 200 180 160 140 120 Unknown 11 - IR and Mass Spectra Unknown 11 - IR and was seven Reative itensity TTTTTTTH O- m 60 /z TRANSMITTANCE [%] لالالالالا OD 40'0o 3500...
I am not understanding this assignment at all. Any assistance is very much appreciated. Mass Spectrum: Molecular Ion m/z value and structure of the Molecular Ion. Base Peak m/z value and structure of that ion One other significant peak m/z value and structure of that ion C13 NMR Spectrum-- Draw Structure of Compound on the C13 NMR spectrum and identify each signal with the appropriate Carbon. Proton NMR Spectrum-- Draw Structure of Compound on the Proton NMR spectrum and identify...
please help me figure out what the compound is. thanks MASS % of Base Peak 1267 TITTI 60 70 80 90 100 110 20 m/z % Transmittance -3344 2958 -2931 2873 -1466L JIEEI- -849 4000 3000 1000 2000 Wavenumber (cm-?) 'H NMR 300 MHZ 3.5 3.0 2.5 1.5 10 ppm 13C/DEPT NMR 75.5 MHz 84 82 80 78 ppm 85 80 75 70 65 60 55 50 45 40 35 30 25 20 ppm
Please help me find the unknown structure, Thanks. Unknown 261H-NMR Spectra 3.3 ppm 4-0 4.5 4.0 3.5 3.4 2.5 2.0 .0 .s a. 3.00 Unknown 26 - 13C-NMR Spectrum 32 34 28 24 20 14 ppm 60 40 200 180 160 140 120 100 20 Unknown 26 IR and Mass Spectra 100 80 40 20 50 75 100 125 m/z 2500 WAVENUMBER [cm-1] 1500 3500 2000 1000 4000 3000 500 TRANSMITTANCE %] Raufive hitensity 06 7 Unknown 26 1H-NMR Spectra...
Chemistry help! What compound is this? The IR Spectrum and Mass Spectrum graphs are below: Please identify peaks and explain, thanks! INFRARED SPECTRUM 0.8 0.6 0.4F 0.2 3000 2000 Wavenumber (cm-1) 1000 MASS SPECTRUM 100 80 60 40 20 0.0 45 m/z 75 0.0 15 30 60 90 INFRARED SPECTRUM 0.8 0.6 0.4F 0.2 3000 2000 Wavenumber (cm-1) 1000 MASS SPECTRUM 100 80 60 40 20 0.0 45 m/z 75 0.0 15 30 60 90
Mass Spectrometry (not shown): [M)-146 m/z Infrared Spectroscopy (not shown): 2988, 1752, 1723, 1221 cm H Nuclear Magnetic Resonance. 3 1H PPM 3H "C Nuclear Magnetic Resonance. 20 40 80 60 100 PPM 120 140 160 180 /tmp/Hussein-2012.jpg Mass Spectrometry (not shown): [M] 156 (75 % ) , [ M+ 2] = 158 (100 % ) , [M+ 4] 160 (25 % ) m/ Infrared Spectroscopy (not shown): 2966, 2910 cm H Nuclear Magnetic Resonance. t t quin 3 1...
Find the compounds using IR and NMR: Problem 25 2251 IR Spectrum (liquid film) 800 1600 1200 4000 3000 2000 v (cm) 100 Mass Spectrum M 117 80 77 60 91 40 20 CgH7N 200 80 120 160 240 280 40 m/e expansion 13C NMR Spectrum (100.0 MHz, CDCI, solution) 130 129 ppm DEPT CH Cн,! сн! expansion 130 129 ppm solvent proton decoupled (ppm) 40 200 160 120 80 H NMR Spectrum (400 MHz. CDCI, solution) TMS 10 7...
Formula: C3H7Br Mass Spectrum % of base peak M+ 122/124 IR Spectrum (liquid film) 40 80 200 240 280 120 160 m/e 4000 3000 1200 800 2000 V (cm 1600 ) TT 13C NMR Spectrum (50.0 MHz, CDCI, solution) solvent 200 160 120 80 40 0 S (ppm) 1H NMR Spectrum (200 MHz, CDCI, solution) 6H, d expansions 4.6 ' 4.0 ppm 2: 0 1 4 ppm 1H, m _ TMS 10 9 8 7 6 5 4 3 2...
I need #2 answered Spectroscopy Problem Set15pts CHEM220B Spring 2019 1. Unknown number 44 SU 2. Mass Spectrum (3pts) a. Molecular lon m/z value l08 Attach your unknown spectra to this sheet. and structure of the Molecular lon b. Base Peak m/z value and structure of that ion c. One other significant peak m/z value and structure of that ion 3. C13 NMR Spectrum (3pts) Draw Structure of Compound on the C13 NMR spectrum and identify each signal with the...