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Can someone explain what splitting pattern this is? It corresponds to H17 on the diagram
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- Spectra data for Unknown Z are listed below. Deduce it's structure. MS: m/z 134 (Molecular Ion) IR: 1720 (strong); 3062 (weak); 2981 (medium); 1605 (medium) 13C NMR and 1H NMR shown on a separate page.Construct a structure of the given 1H NMR data signals.A. C5H12O 0.91 δ (3H, triplet) 1.19 δ (6H, singlet) 1.50 δ (2H, quartet) 2.24 δ (1H, singlet) B. C4H10O 0.90 δ (6H, doublet) 1.76 δ (1H, multiplet) 3.38 δ (2H, doublet) 3.92 δ (1H, singlet) C. C5H10O 1.09 δ (6H, doublet) 2.12 δ (3H, singlet) 2.58 δ (1H, septet)For each set of spectral data below, draw the skeletal structure of the molecule that is consistent with the data. a. C5H12OMajor IR peaks: 3000 -2850 cm-11H NMR: 1.10 ppm (doublet); 3.60 ppm (septet), 3.8 ppm (quartet), 1.05 ppm (triplet) b. C3H6Br2Major IR peaks: 3000 -2850 cm-11H NMR: 2.4 ppm (quintet) and 3.5 ppm (triplet)
- Consider the product below a) Predict the 1H NMR spectrum for this molecule. Predict the multiplicity, integration and relative ppm b) Predict the 13C NMR spectrum and DEPT spectra. Use (+) for positivesignals, (-) for negative signals, and (X) for no signal in the DEPT NMR spectra.Construct a structure of the given 1H NMR data signals.A. C4H11N 0.94 δ (3H, triplet) 1.50 δ (2H, sextet) 1.69 δ (1H, singlet) 2.40 δ (3H, singlet) 2.55 δ (2H, triplet) B. C9H11Br 2.15 δ (2H, quintet, J = 7 Hz) 2.75 δ (2H, triplet, J = 7 Hz) 3.38 δ (2H, triplet, J = 7 Hz) 7.22 δ (5H, multiplet)Complete the following answer using the data provided here: Molecular formula: C4H8O2 Important IR data (cm-1): 3280 (broad); 2980-2730 (many); 1690; 1254 All 1H NMR data (ppm, splitting, integration): 11.0 ppm (s), 1; 2.57 ppm (m), 1; 1.07 ppm (d), 6 1. Sketch out a 1H NMR spectrum showing peak locations and peak splitting on a ppm scale for the data provided above. Include the data labels above in your spectrum, but do not show integration lines. 2. draw the most proper line bond structure for the data given above
- Draw the structure of C10H18O2 which is consistent with the 13C NMR data below. Thepeak appearing at 14 ppm is actually two very close peaks.I have an NMR spectrum. There are 5 peaks. There is a doublet at 9.6 ppm (integrates to 2H) where aldehydes usually arise, don't know why there is a doublet. There is another doublet at 6.8 ppm, again integrating to 2H. There is a singlet at 4.5 ppm, integrating to 1H. There is a quartet at 3.4 ppm integrating to 2H, and lastly there is triplet at 1.2 ppm integrating to 3H. i recofnize the ethyl group but don't understand the peak at 9.6 unless it is not an aldehyde.ORGO II NMR please help fill out the chart and label. my unknown is C6H10O.
- The molecular formula of an unknown compound is C7H13BrO2, The strong peak at 1750 cm^-1 The proton NMR data is, 1.2d(6H, d), 4.2d(1H, t), 2.2d(2H, quintet), 4.93d(1H, septet),1.08d(3H,t).What is the name of the unknown compound? Isopropyl 2-bromobutanoate 1-bromopropyl isobutyrate ethyl 2-bromo-3-methylbutanoate 1-bromoethyl 3-methylbutanoateWhat is the standard solvent in both 1H and 13C NMR? A. (CH3)4Si B. D2O C. CDCl3 D. C6H6 E. none of the above1. For each set of spectral data, propose an acceptable structure that is consistent with the data. a. MS: M+ m/z=71, IR: 3340, 2960, 2870 cm-1 , 13C NMR: 47.20 (CH2), 25.64 (CH2) ppm b. MS: M+ m/z= 102, IR: 2960, 2870 cm-1, 13C NMR: 72.73 (t), 23.20 (t), 10.80 (q) ppm c. MS: M+ m/z=74, IR: 3310, 2960, 2870 cm^-1, 13C NMR: 62.44 (down), 34.86 (down), 18.98 (down), 13.88 (up) ppm (DEPT-direction) d. MS: M+ m/z=92 (M:M+2=3:1), IR: 2960, 2870 cm^-1, 13C NMR: 67.29 (C), 34.46 (CH3) ppm e. MS:M+ m/z=70, IR: 3070, 2960, 2870, 1666 cm^-1, 13C NMR: 138.92 (t), 114.26 (d), 35.96 (t), 22.17 (t), 13.59 (q) ppm f. MS: M+ m/z= 72, IR: 2960, 2870 cm^-1, 13C NMR: 31.68 (t), 29.80 (d), 22.20 (q), 11.69 (q) ppm g. MS: M+ m/z= 84, IR: 2960, 2870, 1734 cm^-1, 13C NMR: 220.16 (C), 38.30 (CH2), 23.24 (CH2) ppm h. MS:M+ m/z= 138, (M:M+2=1:1), IR: ~3010(broad), 1715 cm^-1, 13C NMR: 173.61(s), 25.21(t) ppm i. MS:M+ m/z=88, IR: 2960, 2870, 1736cm^-1, 13C NMR: 170.95 (C), 60.34 (CH2), 20.98 (CH3), 14.23 (CH3)…