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- A compound with the molecular formula C13H1803 gave the following IR, 13C NMR, and ¹H NMR spectra: C₁H00 LOD 4100 200 CDS-02-401 180 160 140 doublet 2H 9 HSP-43-267 triplet 2H triplet 1H 8 6 2003 120 100 There are eleven peaks on the spectrum. 5 ppm HAVENUMBER- 4 ppm The the structure of the compound is: triplet 2H triplet 2H 80 60 triplet 2H 1500 40 20 triplet 3H quintet 2H sextet 2H 1 0 0 1000Deduce the identity of the following compound from the spectral data given. C8H10: 1H NMR, 6 1.20 (3H, triplet), 2.60 (2H, quartet), 7.12 (5H, singlet) (ppm); IR, 3050, 2970, 1600 cm-1; MS, m/z 91Which of the following reactions will synthesize phenol from benzene? 1) HNO3 + H2SO4; 2) Fe, HCl; 3) NaNO2, HCl, 0-10 oC; 4) warm H2SO4 and H2O 1) HNO3 + H2SO4; 2) Fe, HCl; 3) NaNO2, HCl, 0-10 oC; 4) CuCN; 5) dilute acid and heat 1) Acetyl chloride & AlCl3; 2) bleach 1) Ph-N2+ + KI; 2) BrMgCH=CH2 in ether, followed by H3O+; 3) warm, conc'd KMnO4 1) Cl-CH(CH3)-CH2CH2CH3 + FeBr3; 2) hot, conc'd KMnO4
- 1. Propose a structure consistent with following spectral data for a compound C8H18O2: IR: 3350 cm-1 'H NMR: 1.24 8 (12 H, singlet); 1.56 8 (4 H, singlet); 1.95 ô (2 H, singlet)13:22 4G O 5 ê © T Ô 1. What is the correct IUPAC name for the following compound? Q A. Diphenylamine 1,1 diphenylamine OCN,N-diphenylamine O D. None of the above is correct Add a caption... > Status (Custom) +An unknown compound has a molecular formula of C,H,O. Its IR spectrum shows prominent absorptions at 2980, 2960, and 1718 cm . It exhibits the following signals in its H NMR spectrum (ppm): 1.06 (triplet, 3H), 2.12 (singlet, 3H), 2.45 (quartet, 2H); and the following signals in its ¹3C NMR spectrum ( ppm): 7.6, 29.5, 36.8, 208.8. Draw the structure of the unknown compound. Click and drag to start drawing a structure. 0 X 0:0
- An aromatic hydrocarbon with a molecular formula of C13H20 has an 1H NMR spectrum with a signal at ~7 ppm that integrates to 5H. It also has two singlets; one of the singlets has 1.5 times the area of the second. What is the structure of the aromatic hydrocarbon?An aromatic hydrocarbon with a molecular formula of C13H20 has an 1H NMR spectrum with a signal at ~7 ppm that integrates to 5H. It also has twosinglets; one of the singlets has 1.5 times the area of the second. What is the structure of the aromatic hydrocarbon?The structure of an ester could either be A or B: CH3 O O CH3 T || -C-OCH3 CH3-C CH3-C-O-C-CH3 CH3 CH3 A B Its ¹H NMR spectrum consists of two peaks at 80.9 and 83.6 (relative areas 3:1). Which compound is it? Describe the spectrum that would be expected if it had been the other ester.
- 9a) The proton bonded to the carbon adjacent to the carbonyl group in the following compound can be classified into which chemical shift in the ¹H-NMR spectra of aldehydes and ketones? R or H H - 10.0-12.0 ppm R H -2.0-3.0 ppm NO₂ N (1) 9b) Choose the one below that could be resolved into enantiomers. (1) alpha hydrogens = ? ppm NO₂ NO₂ 9c) Which of the following is the major product of the reaction below. `N H -5.0-7.0 ppm (11) (11) -0.0-1.0 ppm HNO3, H₂SO4 H NO₂ (III) NO₂ (1) and (II) (IV) None of the options (IV)An aromatic hydrocarbon with a molecular formula of C13H20 has an 1 H NMR spectrum with a signal at ~7 ppm that integrates to 5H. It also has two singlets; one of the singlets has 1.5 times the area of the second. What is the structure of the aromatic hydrocarbon?Please Annotate the 1H NMR and 13C NMR. The structure is Cyclopentanone C5H8O :)