

Unknown #25 Mass Spec: M+ = 100-16=94 4 carbons 4 total peaks 100 so 6o 40...
Please intereperet all spectra fully.
Solid U IR Mass Spec. Mt 100- 80 60- 40 0 50 75 100 150 175 m/z Solid U H-NMR doublet, 2H doublet, 2H broad singlet, 1H PPM "C-NMR PPM Solid Unknown Information: Unknown #: Melting Point Infrared Analysis: Explain below how the infrared spectrum led you to select the functional group present in your unknown. Remember, your unknown must belong to one of the following functional groups: alcohol, aldehyde, amine, carboxylic acid, ketone, or...
DESCRIBE PEAKS OF EACH NMR (Carbon 13 and PROTON 1H) and mass
spec on the one page
NMR Unknown_18 200 180 160 140 120 80 60 40 20 0 100 pom - 2 2 4 3 11 10 9 8 7 6 4 3 2 1 0 5 ppm - Relative Intensity 25 50 75 100 125 150 m/z
step 1 illustrate the structure and name the compound
step 2 explain notes that help identify the structure
step 3 for CNMR count the number of carbons atoms and identify
characterics peaks
step 4 for HNMR count the number of carbons atoms and idenitfy
characterics peaks
Step 5 for IR identify the characterics peaks
200 180 160 40 120 100 40 20 o ppn 11 109 ppm 80 Poren 60 40 C-tH 20 125 50 75 100 25 m/z
200...
Propose a reasonable structure for this compound based on the mass spec, IR, and NMR data. 100 Relative Intensity M+ 10 20 30 40 60 70 80 90 50 m/z LUU TRINETTRICET 4000 3000 2000 cm1 1500 1000 500 ЗН Зн 2H тттттттттттттттттт 11 10 9 8 7 6 5 4 ppm 200 180 160 140 120 80 60 40 20 100 ppm
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...
Determine the structure of Compound 2 using the Mass Spec, IR, C
NMR, H NMR, and Dept Experiments.
Splitting patterns are as follows from left to right: triplet, 5
peaks (unsure of name), septet (7), 4 peaks (unsure of name),
doublet
Compound 2 Mass Spec MT:M/2 = 164 Relative Intensity 25 50 75 125 150 100 m/z IR LO0 D 4000 3000 2000 1500 1000 500 HAVENUMBERI-i H NMR: ditto as compound 1 6 2 2 4 1 2 PPM...
Please draw the unknown molecule presented in the specs,
Thanks!!!
Mass Spectrum (not shown): [M] = 169 (100%) m/z IR Spectrum (not shown): 2985, 2250 (m), 1745 cm1 (all listed are strong (s) unless otherwise indicated) H NMR Spectrum (400 MHz, CDC I3, 25 °C) 5 3 PPM 2H 2H 2H 6H 3H C NMR Spectrum (with DEPT), proton-decoupled (125 MHz, CDCI3, 25 °C) (CH2) (C) (CH3) (CH2) (CH3) (C) (C) (CH2) 180 160 80 140 120 100 PPM 60...
Based on mass spectrometry, infrared spectroscopy, H NMR and
CNMR, what could the following unknown be?
Mass Spectrometry (not shown): [M] = 156 (75%), [M+2] = 158 (100%), [M+4] = 160 (25%) m/z Infrared Spectroscopy (not shown): 2966, 2910 cm H Nuclear Magnetic Resonance. quin 2 2H PPM 1 0 4 2H 2H 13C Nuclear Magnetic Resonance. 20 35 25 PPM 15 45 40 30 10
identifying the unknown using IR, HNMR CNMR and Mass
spectrums
Unknown H407 100- 18-N-9500 Relative Intensity 160 180 200 220 Order 20 40 60 80 100 120 140 m/z Unknown H407 mm NREUTHER Unknown H407 d. 3H 1 Зн m, 3H d. 1H m, 2H m, 2H m, 1Η br. s, 1H 10 8 PPM Unknown H407 20 0 80 60 4 0 100 120 140 180 160
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...