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Answer the following questions about the provided spectra: The Molecular Weight of the compound is 88...
Compound C has molecular formula C9H10O. The mass spectrum shows a parent ion (M+) peak at...
Compound C has molecular formula C9H10O. The mass spectrum shows a parent ion (M+) peak at 134 and a base peak (largest peak) at 105 atomic mass units. The IR spectrum shows major signals at 3029, 2925, 2721, 1708, 1495, 1452, 1375, 1152, 745, and 699 cm-1. The 1H-NMR spectrum shows signals at 2.35 (singlet, 3H), 3.65 (doublet, 2H), 7.11 (doublet 2H), 7.18 (doublet, 2H), and 9.73 (triplet, 1H) ppm. The 13C-NMR spectrum shows signals at 21.1, 50.2, 128.7, 129.5,...
Please intereperet all spectra fully. Solid U IR Mass Spec. Mt 100- 80 60- 40 0...
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...
(c) Compound C has molecular formula C9H10O. The mass spectrum shows a parent ion (M+) peak...
(c) Compound C has molecular formula C9H10O. The mass spectrum shows a parent ion (M+) peak at 134 and a base peak (largest peak) at 105 atomic mass units. The IR spectrum shows major signals at 3029, 2925, 2721, 1708, 1495, 1452, 1375, 1152, 745, and 699 cm-1. The 1H-NMR spectrum shows signals at 2.35 (singlet, 3H), 3.65 (doublet, 2H), 7.11 (doublet 2H), 7.18 (doublet, 2H), and 9.73 (triplet, 1H) ppm. The 13C-NMR spectrum shows signals at 21.1, 50.2, 128.7,...
The following spectroscopic data corresponds to an unknown compound with the molecular formula C3H8O. Deduce and...
The following spectroscopic data corresponds to an unknown compound with the molecular formula C3H8O. Deduce and draw the structure of the compound that corresponds to the data. 1H NMR: δ 3.8 (septet, 1H), 3.6 (singlet, 1H), 1.0 (doublet, 6H) ppm. 13C NMR: δ 65, 24 ppm.
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...
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...
The mass spectrum of compound A shows molecular ion peak at m/z 88. The IR spectrum...
The mass spectrum of compound A shows molecular ion peak at m/z 88. The IR spectrum of this compound has a broad peak between 3200 and 3550 cm-1. The 1H NMR spectrum of A shows the following peaks: a triplet at d 0.9, a singlet at d 1.1, one more singlet at d 1.15, and a quartet at d 1.6. The area ratio of these peaks is 3:6:1:2. The 13C NMR contains 4 signals. In the space below, propose a...
For problems 7-12 answer the questions on the Mass Spectroscopy problem set worksheet.. Problem | Bond...
For problems 7-12 answer the questions on the Mass Spectroscopy
problem set worksheet..
Problem | Bond stretch- Molecular | Halogen/nitrogen IR frequency Ion Peak present? Explain Structure of Compound Structure of MS fragments at... m/= = 91 M = 91 3400cm m/z= 76/78 m/z = 58 m/s = 86 m/z = 58 1740 cm m/:=152/154 m/z= 107/109 m/t = 91 Compound 9 is a high-beiling liquid (boiling point 2010C) that reacts with alkoxide to yield an ether. The Man, IR,...
Use the mass spectrum and either the NMR spectrum or the IR spectrum to deduce the...
Use the mass spectrum and either the NMR spectrum or the IR
spectrum to deduce the structure of the following compound
(c) C8HO3H NMR, 300 MHz, 6.1 ppm (singlet, 2H), 6.9 ppm (doublet, 1H), and 7.3 ppm (singlet, 1H), 7.4 ppm (doublet, 1H), 9.8 ppm (singlet, 1H); significant IR absorbances at 1687, 1602, 1449, 1264, 1038, 929, and 815 cm1. 100 149 (150) 80 60 40 121 63 20 65 91 0 15 20 25 30 35 40 45 50...
Deduce the following structure of the compound given their IR, H1 NMR, 13C NMR spectra, and...
Deduce the following structure of the compound given their IR, H1
NMR, 13C NMR spectra, and assign IR functional group absorptions
and assign the structure's protons and carbons to their respective
spectral resonances.
Compound 6 1756 IR Spectrum uid Sm) 15820 4000 3000 2000 1600 1200 800 V (cm) 100 55 Mass Spectrum 71 80 70 60 No significant UV M158 (1%) absorption above 220 nm C&H140s 40 80 120 160 200 240 280 m/e 13C NMR Spectrum (50.0 MHz,...
Which types of bonds can be identified in the IR spectrum of Molecule A? I Select] By identifying the molecular ion, determine which composition is consistent with the mass spectrum of A. I Selec...
Which types of bonds can be identified in the IR spectrum of Molecule A? I Select] By identifying the molecular ion, determine which composition is consistent with the mass spectrum of A. I Select ] How many hydrogen environments are there in Molecule A? ISelect ] The peak at 2.1 ppm in the 1H NMR spectrum of Molecule A is most likely to be a: ISelect ] The peak at 3.1 ppm in the 1H NMR spectrum of Molecule A...
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...
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...
For problems 7-12 answer the questions on the Mass Spectroscopy
problem set worksheet..
Problem | Bond stretch- Molecular | Halogen/nitrogen IR frequency Ion Peak present? Explain Structure of Compound Structure of MS fragments at... m/= = 91 M = 91 3400cm m/z= 76/78 m/z = 58 m/s = 86 m/z = 58 1740 cm m/:=152/154 m/z= 107/109 m/t = 91 Compound 9 is a high-beiling liquid (boiling point 2010C) that reacts with alkoxide to yield an ether. The Man, IR,...
Use the mass spectrum and either the NMR spectrum or the IR
spectrum to deduce the structure of the following compound
(c) C8HO3H NMR, 300 MHz, 6.1 ppm (singlet, 2H), 6.9 ppm (doublet, 1H), and 7.3 ppm (singlet, 1H), 7.4 ppm (doublet, 1H), 9.8 ppm (singlet, 1H); significant IR absorbances at 1687, 1602, 1449, 1264, 1038, 929, and 815 cm1. 100 149 (150) 80 60 40 121 63 20 65 91 0 15 20 25 30 35 40 45 50...
Deduce the following structure of the compound given their IR, H1
NMR, 13C NMR spectra, and assign IR functional group absorptions
and assign the structure's protons and carbons to their respective
spectral resonances.
Compound 6 1756 IR Spectrum uid Sm) 15820 4000 3000 2000 1600 1200 800 V (cm) 100 55 Mass Spectrum 71 80 70 60 No significant UV M158 (1%) absorption above 220 nm C&H140s 40 80 120 160 200 240 280 m/e 13C NMR Spectrum (50.0 MHz,...
Which types of bonds can be identified in the IR spectrum of Molecule A? I Select] By identifying the molecular ion, determine which composition is consistent with the mass spectrum of A. I Select ] How many hydrogen environments are there in Molecule A? ISelect ] The peak at 2.1 ppm in the 1H NMR spectrum of Molecule A is most likely to be a: ISelect ] The peak at 3.1 ppm in the 1H NMR spectrum of Molecule A...
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