Example: Given the MS data below, determine the molecular formula and calculate the UN. Propose a...
Propose a reasonable structure based on the molecular formula, the^1H NMR, and the proton-decoupled^13C NMR data below. The unknown compound has a molecular formula of C_7H_16O_2.
USU U PO the following questions. sono un u An MS was taken of compound 2 and the table is van halow Determine the molecular of 2 from the MS given below. max 100% 6.6 6C = 12 X TT - TI relative m/z abundance Hydrogen = 162-72:90 162 100 6.6 b) Calculate the Index of Hydrogen Deficiency/Degree of Unsaturation for the molecule. c) Using the IR spectrum and the 'H- and 1°C-NMR spectra given below, determine a structure of...
2. For the following isotopic peak data, determine the molecular formula, calculate the degrees of unsaturation, and propose one possible structure: 2. For the following isotopic peak data, determine the molecular formula, calculate the degrees of unsaturation, and propose one possible structure: Peak Mass Relative Formula DOU Structure (MZ) Height (M)+. 87.105 100.0% (M+1)+. 88.108 5.4% The (M)" peak is an odd number. What does this tell you? B. Peak Formula DOU Structure Mass (MZ) Relative Height (M]+. 100.089 100.0%...
8. Use the spectral data below to propose structure(s) for the compound labeled Y, which can be identified from the MS, IR, spectra presented below. (2 pts) a) Determine the molecular formula (MF = C.H. e) from the molecular ion on the MS using the Rule 13 where (MW/13) En+r. Since the M+2 peak is approximately 1/3 of the intensity of the molecular peak, this is an indication that the compound contain a cl _atom. Make the necessary substitution for...
Propose a reasonable structure based on the molecular formula, the 1H NMR, and the proton–decoupled 13C NMR data below. The unknown compound has a molecular formula of C7H16O and * = CH2 by DEPT. Propose a reasonable structure based on the molecular formula, the 'H NMR, and the proton-decoupled 13C NMR data below. The unknown compound has a molecular formula of C7H160 and * = CH2 by DEPT. 'H NMR 3H 8H 13C NMR 2H (CH3)4 Si 26 VIH them...
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
for part a I need how to determine and draw the molecular formula part c and d is for the hnmr nad cnmr Compound 5: Use the information provided below and the IR and NMR spectra on the next page to answer the following questions. a) An MS was taken of compound 5 and the table is given below. Determine the molecular formula of 5 from the MS given below. relative abundance 138 33.3 139 m/z 2.9 b) Calculate the...
4. Based on the given data given below: a. Determine the molecular formula of the following compounds, SHOW YOUR WORKI b. Identify any major functional groups in the IR spectras C. Propose a possible structure for each compound. TNSMETTONCEIR WIYENGERTI 33459 33249 29725 2933 19 2907 23 2004 20 2722 0 2956 GD 1467 24 1130 252174 1409 29 1110 15 2408 79137919 22871 1360 17 10 10 21984 1341 28 660 37 1903 65 1 309 231 654 37...
Compound 2: Use the information provided below and the IR and NMR spectra on the next page to answer the following questions. a) An MS was taken of compound 2 and the table is given below. Determine the molecular formula of 2 from the MS given below relative abundance m/z 132 100 133 9.8 b) Calculate the Index of Hydrogen Deficiency/Degree of Unsaturation for the molecule. c) Using the IR spectrum and the 1H- and 13C-NMR spectra given below, determine...
Propose a structure for a compound with molecular formula C8H15ClO3 that fits the following spectroscopic data. IR: 1780 cm-1, 1150 cm-1 1H NMR: 1.1δ (triplet, I=6), 1.9δ (quartet, I=2), 2.8δ (triplet, I=2), 3.4δ (quartet, I=4), 4.2δ (triplet, I=1) 13C NMR: 15, 31, 38, 57, 100, 173