Part A The 1H NMR spectrum of a compound which has the molecular formula c4Hao is...
Draw the structure of the compound whose molecular formula is
C9H10O and has the following proton NMR data:
Draw the structure of the compound whose molecular formula is C9H100 and has the following proton NMR data: triplet at 1.2 ppm, integrates to 3H quartet at 2.7 ppm, integrates to 2H doublet at 7.3 ppm, integrates to 2H doublet at 7.7 ppm, integrates to 2H singlet at 9.9 ppm, integrates to 1H Take a photo of your answer and upload it...
The following spectroscopic data corresponds to an an unknown compound with the molecular formula C4H8O2. Deduce and draw the structure of the compound that corresponds to the data 1H NMR: δ 4.07 (quartet, 2H), 1.97 (singlet, 3H), 1.18 (triplet, 3H) ppm. "C NMR: δ 170, 60, 20, 14 ppm.
2. Use the 'H NMR and IR data to determine the structure of the following compounds and name them. Compound A Molecular formula: CroH IR absorptions at N/A H NMR data: 1.3 (singlet, 9H), 7.0 to 7.5 (multiplet, 5H) ppm Compound B Molecular formula: CHO IR absorptions at 1H NMR data: 1735-1745, 1050 cm 0.93 (doublet, 6H), 1.52 (multiplet, 2H), 1.69 (multiplet, 1H), 2.04 (singlet, 3H), and 4.10 (triplet,2H) ppm Compound C Molecular ion: IR absorptions at 1710 cm 1H...
Draw the structure of the compound whose molecular formula is
C9H10O and has the following proton NMR
data:
triplet at 1.2 ppm, integrates to 3H
quartet at 2.7 ppm, integrates to 2H
doublet at 7.3 ppm, integrates to 2H
doublet at 7.7 ppm, integrates to 2H
singlet at 9.9 ppm, integrates to 1H
What are the reagents needed for each of the following
transformations?
CH3CH2OH a., CH3CH2Br 6 ChọCH2CHCH3 CH3CH2CCH3 CH3CH2CCH3
19. A compound with a molecular formula C Hascio, has the following 'H NMR spectrum. The IR spectrum shows strong absorption at 1800 cm. Which of the following structures is consistent with this spectrum? quartet triplet triplet quartet triplet 20. Which of the following compounds is consistent with the C NMR spectrum shown below? 3 signals PPM CHO / a) OH b) OH d) OH
yuLLIUI The IR and 'H-NMR spectrum of a compound with molecular formula 102 is provided below. What is its unsaturation number identify the key functional groups from the IR spectrum and explicitly state which stretches (with wavenumber) were used to identify them. Name or provide the condensed structure of a compound that will give rise to the above data (15 pts.) IR H-NMR-doublet - 79 ppm-2H, doublet - 7.3 ppm - 2H. quartet - 2.7 ppm - 2 triplet -1.2...
A compound with a molecular formula C5H10O
has the following 1H NMR spectrum. Provide a structure
that is consistent with this spectrum.
3. A compound with a molecular formula CsHioO has the following 'H NMR spectrum. pound with a molecular formula CsHioO has the following H NMR Propose a structure for this compound. PPM
C09T0508213 A compound has the molecular formula of CH3O. It exhibits 6 peaks in its 'H NMR spectrum. These peaks are (in 6): 5.8 (1H, m), 5.1 (1H, m), 3.7 (2H, t), 2.8 (1H, br s). 23 (2H, m). Which of the following compounds is consistent with this data? Оме H OH OH H CO9T0507896 An unknown compound has the following IR and NMR spectral data. Give a structure for the compound. IR (cm): 3500-2600 (broad), 1710, 1500, 900, 730,690...
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,...
Give the structure that corresponds to the following molecular formula and 1H NMR spectrum: C4H10O2: ? 1.36 (3H, d, J = 5.5 Hz); ? 3.32 (6H, s); ? 4.63 (1H, q, J = 5.5 Hz)