Problem 9.35i Propose a structure that is consistent with the set of 1H NMR data. IR...
a) Provide the structure that is consistent with the data below. C7H14O2 IR (cm-1): 2950, 1750 1H NMR (d): 2.3 (2H, q), 1.0 (3H, t), 0.9 (9H, s) b) Deduce the identity of the compound from the data provided. C10H14O: IR (cm-1): 3200-3500 (broad), 3050, 2950, 1610 1H NMR(δ): 1.0 (s, 6H), 2.0 (s, 3H), 2.8 (broad s, 1H), 7.3 (d, 2H), 7.6 (d, 2H) c) An unknown compound, C3H5Cl3, gave the following proton NMR...
Carbon-Carbon bond forming reactions S tory, and also occurs in relf of the NMR Practice Problems Solomon_926 Name: CH100 Splitting Integration 9H 8 (ppm) 1.28 1.35 8 (ppm) 1.71 IH CH,BE Splitting Integration 6H 4.32 IH CHO Septet Splitting Integration 8 (ppm) 1.05 2.13 2.47 IR 1720 cm (strong) Зн 2H (d) CyH0 Splitting 8 (ppm) 2.43 4.58 7.28 Integration ІН 3200-3550 cm (broad) 2H SH C.HCI 8 (ppm) Splitting Integration 1.04 6H 1.95 3.35 2H CisH40 Splitting Integration IR...
1H NMR 6. Propose a structure for the compound CzH.O with the following 'H NMR spectral data. 2H 1H 3H 1110 H ppm 7. Propose a structure for the compound C2H60, with the following 'H NMR spectral data. (Note this is the same molecular formula as the previous question) ppm 8. Propose a structure for the compound C,He with the following 'H NMR spectral data. SH2H 1H ppm 9. Propose a structure for the compound CxHyN with the following 'H...
Question 3) Propose a structure consistent with the following spectral data for a compound C&H..0) IR 3100 (broad, strong). 1710 (strong) cm''; 'H NMR 1.05 (triplet; 3H), 2.40 (triplet: 2H), 3.46 (quartet, 2H), 3.61 (triplet, 2H), 12.01 (broad singlet, 1H) (10 points) puy!!! Chemical Shift in 'H NMR --C-HE! 2.1-2.6 C-H 2.3-2.9 (benzylic) (vinylic) 4.5-6.0 -C-H 9.0-10.0 (aldehydic) C-H (allylic) 1.6-2.8 6.5-8,0 -c-H| (phenyl) 3.2-4.2 C-H 0.7-1 (alkyl) 1110 7 32 1 8 (ppm) I-¢-H| 22-4.2 - C- H 2.7-4.2...
5) Provide a structure consistent with all of the data for the following compounds. Unless otherwise stated, the IR data is not all inclusive, i.e. you may propose a structure which would include peaks not specifically noted but your structure must account for the peaks which are listed or which are excluded. a) Compound Q (C6H100) decolorizes Br2/CC14. IR peaks at 3500 cm- and 1640 cm"! NO absorption between 1700 and 1800 cm? b) Compound K (C6H100) does not decolorize...
Draw the structure of a compound consistent with the following spectral data. In addition, the IR spectrum of Ah strong band at 1720 cm-1, while the cyclic compound B sho carbonyl peak on its IR spectrum. (10) CH00, (A) C,H O (B) mical shift (δ)Relative area!Chemical shift (6) No. of H зн 2H 2H 2H IH 2.09 3.24 5.06 1.71 2.24 2.49 3.12 5.44 0.5 PPM H-NMR spectrum of A Draw the structure of a compound consistent with the following...
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)
Propose a structure that is consistent with the spectral data below. (The spectra and data provided were obtained from a pure organic molecule. For 'H NMR spectra, the integral is given in number of hydrogens (#H) or as a relative ratio.) Mass Spectrum (not shown): [M] = 162 m/z (100%) IR Spectrum (not shown): 3022, 2980, 1685, 1600, 1510 cm (all listed are strong (s) unless otherwise indicated) 'H NMR Spectrum (300 MHz, DMSO, 25 °C) dd (J= 2 Hz)...
Question 3) Propose a structure consistent with the following spectral data for a compound C H..0, IR 3100 (broad, strong). 1710 (strong) cm '; 'H NMR: 1.05 (triplet, 3H), 2.40 (triplet: 2H), 3.46 (quartet, 2H), 3.61 (triplet, 2H), 12.01 (broad singlet, IH) (10 points)
Please explain Propose a suitable structure that is consistent with the spectroscopic data given below. Explain what each piece of data tells you about the molecule's structure. [10 point Draw you proposed structure here: Mass spec data m/z 208, 210 (1:1) strong absorbance @ 1700 cm IR Data doublet, 6H H NMR triplet, 3H triplet, 1H pentet, 2H septet, 1H 2 5 PPM 13C NMR 2 carbons 40 180 120 100 PPM 160 140 80 60 20 0