The H-and 1c-NMR spectra for an unknown compound with molecular formula CH1402 are shown below. Deduce...
1. NBS 2. Mg, ether 3. 4. H2Cr04 5. SOCI2 6. CH CH OH Work out the synthesis on a separate sheet of paper, and then draw the structure of the final organic product. The 'H- and 'SC-NMR spectra for an unknown compound with molecular formula C H1402 are shown below. Deduce a structural formula for this compound. 1H-NMR 13 C-NMR 0.92 (d, 6H) 1.52 (m, 2H) 1.70 (m, 1H) 2.09 (s, 3H) 4.10 (t, 2H) 171.15 63.12 37.31 25.05...
The ^1H- and ^13C-NMR data for an unknown compound with molecular formula C_4H_4O_5 are shown below. Deduce a structural formula for this compound. ^1NMR: 4.46 (s, 2H), 11.0 (s, 2H). ^13C-NMR: 191.8,171.5,162.8, 37.2. You do not have to consider stereochemistry. You do not have to explicitly draw H atoms. In cases where there is more than one answer, just draw one.
The 1H- and 13C-NMR spectra for an unknown compound with molecular formula C6H1202 are shown below. Deduce a structural formula for this compound.
The 'H-NMR spectrum of an unknown compound with molecular formula C5H10 is shown below. Deduce a structural formula for this compound. 81.070 CH00 81.07 82.42) 8241 (0) 10 3 7 9 6 5 0 ppm Chemical Shin (5) 2005 Brooks Cole Thomson You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. . Do not include lone pairs in your answer. They will not be considered in the grading. • In cases where...
IL (20 points) The 'H NMR, "C NMR, Mass Spectra and IR spectra for a mystery compound with the formula CsH20 are shown below. Please draw the structure for the compound in the box below. Note: The numbers on top of the 'H NMR peaks are the number of protons associated with that peak. A chart for 'H NMR, IR and C NMR spectra shift values are on the following pages. FTIR 13C NMR Zoom Out 'H NMR Zoom Out...
6. Spectroscopy. The molecular formula of an unknown organic compound is C8H1402. The IR, 1C-NMR and 'H-NMR spectra of this compound are shown on the next page. Answer the following questions about this compound. (a) What is the unsaturation number for this compound? (b) What functional group(s) does this compound contain? Indicate the specific evidence for your conclusion. (c) What can you conclude from the number of 13C-NMR signals? (d) What can you conclude from the H-NMR signal at 2.3...
The following spectroscopic data below corresponds to an unknown carbonyl compound with the molecular formula C8H12O. Deduce and draw the structure of the compound that corresponds to the data. The letter \"m\" refers to an uninterpretable multiplet in the spectra. 1H NMR: δ 0.94 (t, 3H), 1.48 (sextet, 2H), 2.21 (q, 2H), 5.8-7.1 (m, 4H), and 9.56 (d, 1H) ppm. 13C NMR: δ 13.6, 21.9, 35.2, 129.0, 135.2, 146.7, 152.5, 193.2 ppm.
The following spectroscopic data corresponds to an unknown compound with the molecular formula C3H8O. Deduce and draw the structure of the compound that corresponds to the data. 1H NMR: δ 3.8 (septet, 1H), 3.6 (singlet, 1H), 1.0 (doublet, 6H) ppm. 13C NMR: δ 65, 24 ppm.
The compound that gives the following IR, 'H-NMR and Deduce the structure? Explain. C-NMR spectra has the formula C H1602 5H, m 3H. d 1H, quartet *760 140 120 100 30 86 46
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...