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2. A compound (C4H100) whose 'H NMR spectrum is shown below. a. Propose a structure for...
4. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 100 with a base peak at m/z 43, an IR peak at 1720 cm' which gave the following 'H NMR spectrum. 33 N - PPM 5. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 100 with a base peak at m/z 43, an IR peak at 1720 cm' which gave the following 'H NMR spectrum. doublet 2...
6. The 1H NMR spectrum for a compound with molecular formula C7H1402 is given below. Propose a structure for this compound and LABEL the protons on your structure to match the appropriate 'H NMR peak. (1 pt) C7H1402 1.12 0.55 1.08 3.2 1.6 PPM
What is the structure of the compound giving the following 'H-NMR spectrum and with the molecular formula CoHoO2? Relative integration is shown. Clearly explain your selection through peak assignments. PPM
4. The H NMR spectrum shown below is for a compound with the formula CgHi9lN a) Determine the lOU for the compound b) Propose a structure for the compound c) Assign all H NMR signals to the hydrogens in your structure 6H 4H 4H 4H 1H
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...
9. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 102 (M), IR peaks at 1740 and 1150 cm which gave the following 'H NMR spectrum.) 2 PPM
3. Deduce the structure of each compound using IR data and 'H NMR spectrum provided. (a) C.H:02 IR data: one strong absorption at 1730 cm, 2 strong absorptions at 1050 cm and 1200 cm 'H NMR Spectrum PPM (b) CH120 IR data: medium to weak absorptions at 3030 cm, 1600 cm. and 1500 cm, one strong absorption at 1100 cm 2H 2H
9. Propose a structure for a molecule that has the following 'H NMR spectrum and a molecular formula of C3H30. The peak at 2.28 disappears when D20 is added to the sample. (5 points) бH HSP-03-214 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...
4. The following 'H NMR spectrum is for a compound with the chemical formula C3HBr. Propose a structure for the compound based on the chemical shifts and multiplicity seen in the given spectrum, along with a brief explanation triplet sextet triplet 11 109876 4320 5 chemical shift (ppm)