
Acetophenone gives the mass spectra presented in the following figure. Propose structures for the labeled peaks....
Assign all peaks (or groups of peaks) in the following
spectra.
13. Propose a structure for the compound C.H.NO, with the following 'H NMR. 13C NMR and IR spectral data. 6H зн 200 150 160 160 120 0 0 0 20 0 100 am
Propose structures for the following isomeric alcohols that give the 13C NMR spectra below. Assign the carbons to their respective peaks.1d page 2.jpg1d page 3.jpg1d page 1.jpg09 13C shift chart 304.pdf
Assign all peaks (or groups of peaks) in the following
spectra.
6. Propose a structure for the compound C2H60, with the following 1H NMR spectral data. 2H 1H 3H 7. Propose a structure for the compound C2H60, with the following 1H NMR spectral data. (Note this is the same molecular formula as the previous question) pom
2) Propose structures for the compounds that would be expected to generate the following 1H NMR spectra. Calculate the degree of unsaturation of each compound and assign the protons to their respective peaks.010 1H shift chart 304.pdf
Propose structures for the following isomeric alcohols that give the 13C NMR spectra below. Assign the carbons to their respective peaks. A table of chemical shifts is located on page 43.09 13C shift chart 304.pdf
1. Provide structures for the following peaks in the mass spectrum for methyl chloride 15, 49, 50, 51, 52. No mechanism is needed; just provide the structures. LLLLLLLL TTTTT 120 140 160 80 100 . 4. Two mass spectra are shown below. One is that of 2-pentanone and the other is oly pentanone. Which is which? Show how you made your decision. TTTTTTTTTTTTTT 100 120 140 160 20 40 TT 140 . 1601 40 60 80 100 pronde a mechansen...
Propose a structure given the following information.
Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M) are listed for all examples. IR peaks listed are strong is) unless otherwise indicated for signals above 1500 cm 'H NMR Spectra, the integral is given in number of hydrogens (NH) or as a relative ratio. Important coupling constants (-values) are listed next to the peaks for some examples. For some spectra, an inset (grey box) is also...
Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M) are listed for all examples. IR peaks listed are strong (s) unless otherwise indicated for signals above 1500 cm 'H NMR Spectra, the integral is given in number of hydrogens (#H) or as a relative ratio. Important coupling constants (J-values) are listed next to the peaks for some examples. For some spectra, an inset (grey box) is also given showing a "zoom-in" on an important...
Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M) are listed for all examples. IR peaks listed are strong (s) unless otherwise indicated for signals above 1500 cm H NMR Spectra, the integral is given in number of hydrogens (#H) or as a relative ratio. Important coupling constants (J-values) are listed next to the peaks for some examples. For some spectra, an inset (grey box) is also given showing a "zoom-in" on an important...
Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M) are listed for all examples. IR peaks listed are strong (s) unless otherwise indicated for signals above 1500 cm 'H NMR Spectra, the integral is given in number of hydrogens (#H) or as a relative ratio. Important coupling constants (J-values) are listed next to the peaks for some examples. For some spectra, an inset (grey box) is also given showing a "zoom-in" on an important...