
13C NMR 1. Propose a structure for the compound CsH12, with the following 13C NMR spectral...
5-A compound (CH40) has the following 1H NMR, 13C NMR, and IR spectra. Propose a structure consistent with this data. Part marks are available so show your work! Clearly indicate your final proposed structure (10 Marks) C8H140 TOO -140 SI 30 3000 1000 2000 1000 Warenumbers (cm) 200 180 160 140 120 100 80 60 40 20 ppm ketone ble 1530 1510 1500 H 5.0 4.5 4.0 3.5 3.0 2.5 2.0 15 pm 4
8. IR and proton NMR spectra for compound X are given below. Propose a structure for compound X based on these spectral data. Assign major IR peaks and proton signals. 100+ 90 801 ME92 33AM 45 73 70 604 504 401 57 301 201 101 20 40 200 0 80 180 00 120 140 160
please answer completely and correctly
8) The 'H and "C NMR spectra of a compound with the formula CHoBr are shown below. Pr a structure for this molecule and assign the peaks in the spectra. TMS 10 9 0 ppm Chemical shift (5) TMS 200 180 16010 120 10806040 20 ppm Chemical shift (8) 9) The mass spectrum and 13C NMR spectrum of a hydrocarbon are shown below. Propose a structure for this hydrocarbon and explain your answer based on...
A compound with molecular formula C11H140 displays the following IR, H NMR and 13C NMR spectra. Propose a structure for this compound 180 20.200 160 0 120 100 06 60 40 20 PPM
4. and 5. A compound with the molecular formula C:0H12O; displays the following 'Hand SC NMR data. Propose a structure for this compound and label the peaks in the NMR spectra as to how they correspond to your structure. integration 3 multiplicity - triplet integrations Integration 2 multiplicity Quartet each of these peaks has integration : 2 múltiplicity'- triplet s 2 peaks at 128 ppm TTTTTTTT 200 180 160 140 120 CD-10-063 80 60 40 20 0 100 Apm
The 1H-NMR and 13C-NMR spectra of an unknown compound (formula
C8H10) are shown below. Draw the structure of the unknown compound.
The total integration of the peaks at around 7 ppm is 4. The
integration of the peak at around 2 ppm is 6.
7 6 5 4 3 ppm TTTTTTTTTTTTTTTT 200 180 160 140 120 100 80 60 40 20 0 pom CH3 Create OscerSketch Answer 8 Incorrect: Answer has an incorrect structure.
A compound with molecular formula C7H1402 displays the following IR, 'H NMR and 13C NMR spectra. Propose a structure for this compound. 1 300 VEN 2 2. HSP-00-388 ppm 180 160 100 120 100 ab 66 40 20 PPM
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
1H NMR 6. Propose a structure for the compound CzH.O with the following 'H NMR spectral data. 2H 1H 3H 1110 H ppm 7. Propose a structure for the compound C2H60, with the following 'H NMR spectral data. (Note this is the same molecular formula as the previous question) ppm 8. Propose a structure for the compound C,He with the following 'H NMR spectral data. SH2H 1H ppm 9. Propose a structure for the compound CxHyN with the following 'H...
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,...