Compound X (molecular formula C6H10) gives four lines in its 13CNMR spectrum (27,30,67, and 93 ppm),...
The compound whose IR spectrum is shown below (a) has a molecular formula of C6H10. Assign the group frequencies that are important diagnostics for the molecular structure. What is the compound? The compound whose IR spectrum is shown below (b) has a molecular formula of C4H8O2. Assign the group frequencies that are important diagnostics for the molecular structure. What is the compound? a. C6H10 b. C4H8O2
Compound X has a molecular formula C8H10
and gives the 1H NMR spectrum below. What is the
structure of X?
11 10 11 10 98 76 54 3 2 1 0 ppm 1H NMR
Determine the structure of the compound with molecular formula C7H140 that gives the following spectrum: 21 & (ppm)
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
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
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...
7. Given the following 'H NMR spectrum for a compound with molecular formula C:HgCl2, a. (4 points) Propose a structure for the compound b. (6 points) Describe each signal in terms of its integration, splitting and chemical shift. 11 10 9 8 7 6 4 3 2 1 5 ppm
2. The H NMR spectrum of an unknown compound with the molecular formula CgH902 is provided below. The IR spectrum for this compound shows a large, broad peak at 3147 cm ? and a strong, sharp peak at 1645 cm-7. Provide a structure for this unknown. 2H 2H 10 98 HSP-06-318 ppm
For part B also calculate degree of
unsaturation and use the MS and 13CNMR spectra to identify the
molecule. Label the graphs with the information gained.
9. Identify the compound with give molecular formula that gives the IR and 'H NMR spectra shown. Label the IR peaks with the type of functional group. Draw the structure of the compound and label the signals on the structure using letters (a, b, c, etc.) then label the signals on the 'H...
In the following situations determine the molecular structure
of the compound. Show all your work and reasoning. The compound has
a molecular formula C5H10O2. Based on the IR and NMR spectrum
illustrated below, propose a reasonable structure for the
compound
Ce зн зн 2H 0.5 PPM