MF C10H14 MW 134 %C 89.5 %H 10.5 1500 3H 3H Copyright 1994 5H 2H iH...
MF C12H1404 MW 222 *C 64.8 %H 6.4 TRETTANCE cer 144.72 11? 18426 Mass Spec. Data relative m/z abund. 50 8 65 12 76 14 93 10 104 9 105 11 149 100 150 176 10 177 21 744.62 1967.70 1 3 2500 AVENUMBERS 1000 Copyright © 1994 3H IN Copyright © 1994 3H 2H 1H 1H M 1207077772 Proton NMR 2.0 1.5 PPW 170 166 160 155 136 130 PPM PPW Carbon 13 NMA 18. 1. Provide degrees of...
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
An alcohol 6. Consider the IR, 'H-NMR and 13C-NMR spectra of the compound with MF: C,H, 0. Identify the structure of the unknown compound. 4 pts MF C7H160 MW 116 *C 72.3 %H 13.9 TS SSTT * TRANSMITTANCE Mass Spec. relati m/z abun 27 29 31 19 42 10 45 18 ze SCI 2870.23 Copyright © 1994 WAVENUMBERS WENUNTERS 124 9.612.5% Proton NMR 2.6 0.5 PPM 604020 PPM 1000 Carbon 13 NNA OH B. D. OH
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
STRUCTURE DETERMINATION PROBLEMS USING IR AND PROTON NMR SPECTROSCOPY Determine the structure of the six compounds whose IR and PMR spectra are provided on the attached sheets, given the following comments about the provided information and spectra. PMR Spectra: The PMR spectrum of each compound is provided, along with peak areas. The peak areas are given as the simples whole number ratio of protons and are indicated (for exmpale, 4H). Your final structure must be consistent with the chemical shift...
identify functional groups and identify the structure of the molecule MF C6H10 MW 82 %C 87.7 %H 12.3 Mass Spec. Data relative abund. m/z 65 27 48 39 40 28 42 48 10 17 53 54 29 67 100 11 81 20- 1008 1500 3200 3508 3H unVENUMNERS Copyright 1994 Note: *Long range coupling. 4H 2H 1.0 0.8 PP,6 1.8 1.6 i.4 1.2 2.2 2.0 2.8 2.6 2.4 Proton NMR TTTTTT 20 30 TTTTTTTIT 40 50 60 70 0 Mdd...
Identify the structure and draw it based on the formula and the spectroscopy. Justify your answer MF CH40 47 MW 114 C 73.6 SH 12.4 3H 6H Copyright 1994 0.5 2.0 1.0 PPM 3.0 Poton NMR 2.5 1.5 180 160 140 200 80 120 100 20 PPM 0 Carbon 13 NMA ww ab sa ELITSM м М 6е 28 1500 180e 2000 2500 HAVENUMBERS 6H ЗН Copyright 1994 ST'S0T 1289.32 aL L9ET 20 89T 6L 8TLT ALE62 HAVENUMBERS ЗН ©1994...
7. Consider the IR, 'H-NMR and C-NMR spectra of the compound with MFC,1,0, Identify the structure of the unknown compound MP pls MW 114 *C 73.6 WW 124 Mass Spee, D relativ mix bund, 27 71 74 LESTE WVELDEN Copyright © 1994 래 TTTT 2.0 3.0 Proton NMR 1.5 1.0 PPM MITTIT 200 TTI TITTI 80 60 40 20 PPM 0 180 160 Y 120 140 100 Carbon 13 NMA 8. Consider the IR, 'H-NMR and 13C-NMR spectra of the...
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
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...