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2. Propose a structure consistent with this spectrum. Show your work for full credit CH10 3....
1. Propose a structure consistent with this spectrum. Show your work for full credit C4H100 me tempora p*** *** 0.5 PPM Pro NMR integral values
propose a structure that is consistent with the following set of data C4H1002 1H NMR spectrum IR spectrum 8 1.36 (3H, doublet, J= 5.5 Hz) Except for CH stretching, 8 3.32 (6H, singlet) nothing above 1500 cm-1 8 4.63 (1H, quartet, J= 5.5 Hz)
8. Propose syntheses that would be necessary to carry out the following transformations. Make sure to show intermediates for full credit. Chose 2 out of the 3, and if you try all 3, put an X across the one you don't want graded. Otherwise, we will grade the first 2. (12 points, 6 points each) 8a. он он 8b. 8c. 9. Show a structure consistent with the following NMR that has the molecular formula CoH120. (10 points) 3 H, S...
Propose a mechanism consistent with the following reactions (you must show all the intermediates and electron flow to receive full credit) (3 x 3-9 pts) 6. HF 9
CHEM210 Name 3. Based on the molecular formula and spectrum below, propose a structure to analyze each peak using the information on chemical shift, integration, and multiplicity lean role. The insets are expanded views of each peak so that the muplicity is clear. propose a structure for the molecule. Show your work it, integration, and multiplicity learned in the tutorial. Molecular Formula: CH..0: Predicted 1H NMR Spectrum 34 4.15 4.10 ppm 4.05 1.30 1.25 1.20 ppm 1.15 1.00 OH 2.50...
2. For each of these spectra, propose a structure that is consistent with the chemical shifts and the splitting patterns. The compounds contain a carbonyl group a. C.H:02 b. C.H:02
Propose a structure that is consistent with the following h C12H16O3 (0 U5 fol Form: CiaHino, ?c. H NMR spectrum 2H 2H d, 6H d. 2H broad singlet, 1H septet. 1H PPM 15C NMR spectrum d, d d t 180 160 140120 109PM 806040 20
Classify the following as closo, nido, or aracho. Show your work for full credit. Explain in detail how you made the structure determination for a. a. C2B3H7 b. B6H12 c. SiC2B4H10 d. As2C2B7H9
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
Show all of your work for full credit and report your final answer with the correct number of significant figures and units. Solid MnO2 and HCl in an aqueous solution react to form MnCl2 in an aqueous solution, gaseous Clz and liquid H:O. a) (5 points) Write and balance the chemical equation. Be sure to show the phases of the reactants and products. b) (20 points) 20.0 g of MnO2 and 300 g of HCI react. Which is the limiting...