MF CSH100 MWM SC 69.7 SH 11.7 C-H CEC CH2 3.6 1.5 PPM 1.6 Proton MA 100 80 20 PPM 0 340 120 Carbon 13 NMA
Label each peak on your carbon- and proton-NMR; and label only the principle peaks found in the compound. All peaks are presented in the 4000-1000 wavenumber range. Copyright 1994 Proton NMR 60 140 Carbon 13 NMA 120 100 2H 80 MF 8H11 MW 137 %C70.0 EH 8.1 N 10.2 2 PPM 20 PPM
PROBLEM 4 MW 150 72.0 SH 6.7 [10031-82 1994 2H 2H 10.09, Proton NMR 00 180 160 140 120 100 Carbon 13 NMR 20 PPM
18-20. Spectroscopy: Analyze the spectroscopic data provided. (Student may ignore the MS data.) (11 pts) 19. 1. Provide degrees of unsaturation. 2. Identify the IR peaks of interest. 3. For the NMR peaks of interest, ONLY indicate the "tells," but do so appropriately and sufficiently. 4. Provide the structure. MF CHINO MW 137 *C 70.0 SH 8.1 N 10.2 AR 47.40 . Mass Spee. Data relative abund. 19 SI 16 33 24 65 11 SI 10 100 109 3H Copyright...
PROBLEM 2 MW 122 3C 78.7 AH 8 [104-933] 1994 iH iH Proton NMA 140 Carbon 13 NHA 1.5H There are two "lines" (unresolvod at 130 ppm. 100 1.5H 20 PPM 0
Mer CH 120 MW SC 68.1 SH 13.7 Copyright © 1994 Spectrus is of a rac mixture. Protons on bethylene groups may not have chemical shift 9 Proton NOAP 9.2 . Carbon 13 NA
19-20. Spectroscopy: Analyze the spectroscopic data provided. (Student may ignore the MS data.) (11 pts) 20. 1. Provide degrees of unsaturation. 2. Identify the IR peaks of interest. 3. For the NMR peaks of interest, ONLY indicate the "tells," but do so appropriately and sufficiently. 4. Provide the structure ME COMO MW 137 SC 70.0 SN 102 Mam Spec. Data 27 19 si 3110 10964 34 Copyright 1994 2H2H Proton IWA 120 100 20 PPM Carbon 13 NMR
MF C10H14 MW 134 %C 89.5 %H 10.5 1500 3H 3H Copyright 1994 5H 2H iH PPM Proton NMR 60140 1201008o6*"420 PPN 20 PPM 0 Carbon 13 NMR
assign absorptions, chemical shifts, designate the parent peak in the mass spectra data and assign major fragments to their corresponding peaks, and finally provide the structore for the formula. MF C1014 MW 134 SC 19.5 SH 10.5 Man Spee. Data relative me abund 27 65 91 100 92 105 134 8 20 Copyright © 1994 래래 7.1 7.2 7.0 6.7 5.6 6.5.2 FM Proton MA 2016 PINO Carbon 13 NMA
7. Consider the IR, 'H-NMR and C-NMR spectra of the compound with MF:C,H, 0. 4 pts Identify the structure of the unknown compound. MF C7H140 MW 114 $C 73.6 SH 12.4 Mass Spec. D m/ sbund. 27 35 relativ 114 11 Popyright © 1994 1.0 PPM 3.0 Proton NMA TTTTTTTTTTTTTTTTTTTTTTTTTTTTTT 200 180 160 140 Carbon 13 NMR T 120 TTTTTTTTTTTTTTTTTTTTTTTTTTTTTT 100 80 60 40 20 PPM O en og and 8. Consider the IR, 'H-NMR and C-NMR spectra of the...