Deduce the structure of an unknown compound using the data below: Molecular Formula: C10H12O2 IR: 1690 cm-1, 1612 cm-1 NMR: ? 1.4 (3H, t, J = 8 Hz); ? 2.5 (3H, s); ? 4.1 (2H, q, J = 8 Hz); ? 6.9 (2H, d, J = 9 Hz); ? 7.9 (2H, d, J = 9 Hz) ppm
Deduce the structure of an unknown compound using the data below: Molecular Formula: C10H12O2 IR: 1690...
The following spectroscopic data corresponds to an an unknown compound with the molecular formula C4H8O2. Deduce and draw the structure of the compound that corresponds to the data 1H NMR: δ 4.07 (quartet, 2H), 1.97 (singlet, 3H), 1.18 (triplet, 3H) ppm. "C NMR: δ 170, 60, 20, 14 ppm.
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.
10) Determine the structure of an unknown compound with a molecular formula of CuHz03. IR and NMRS are shown below: (10 points) 100 B0 mm 60 40 20 000 4000 RUM 2000 1500 Wavnumber 1000 3H 3H 2H2H 2H B 3 2 PPM 200 180 160 140 120 100 PPM 20 Draw a structure consistent with the above data and map the proton NMR signals to the structure you have drawn.
A compound, C,H100, shows an IR peak at 1690 cm. Its 'H NMR spectrum has peaks at delta 7.9 (2H, multiplet), 7.6-7.4 (3H, multiplet), 2.95 (2H, quartet, J = 7 Hz), 1.25 (3H, triplet, J= 7 Hz). Draw its structure in the window below. . You do not have to consider stereochemistry. ChemDoodle A compound, C3H100, exhibits IR absorption at 1730 cm-1. Its carbon NMR shifts and substitution, determined by DEPT, are given below. 13C NMR: 822.6 (3), 23.6 (1),...
A compound of unknown structure gave the following
spectroscopic data:
Mass spectrum: M+ = 88.1
IR: 3600cm-1
1H NMR: 1.4 (2H, quartet, J=7Hz); 1.2 (6H, singlet); 1.0 (1H,
singlet); 0.9 (3H, triplet, J=7Hz)
13C NMR: 74, 35, 27, 25
a. assuming that the compound contains C and H but may or may not
contain O, give three possible molecular formulas.
b. how many protons (H) does the compound contain?
c. what functional group(s) does the compound contain?
d. how many...
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...
(iii) A compound of unknown structure was found to have a molecular formula CHNO. The wavenumber () of selected bands from the IR spectrum of the compound are given below: v (cm)-2980-2830 (multiple overlapping bands, medium intensity), 2250 (medium), 1125 (strong) The 'H NMR spectrum (400 MHz, CDCls solvent) of the compound is shown, with the integration of the signals indicated by the curves. The chemical shifts (8) and coupling constants of the iH NMR signals are: 83.50 (tJ-7 Hz),...
formula: C10H12O2
determine structure given the IR and H NMR
Compound 2 Data Page Compound 2 Exact Mass: 164.0837 amu Compound 2 FTIR Compound 2 1H-NMR Coupling Pattern Coupling Constant, J (Hz) 10 Signal Chemical Shift Relative Integration (ppm) A 6.83 B 6. 82 1 C 6. 811 D 6 .291 1 E 6.049 1 F 5. 731 G3. 8123 J 1.830 3 Singlet Doublet Doublet Doublet of quartets Doublet of quartets Broad Singlet Singlet Doublet of Doublets Not determined...
What is the structure of the unknown organic compound based on
the information listed below?
Mass Spectrum (not shown): [M]-223 (100%) m/z IR Spectrum (not shown): 3060, 2985, 2850, 2750, 1745, 1600, 1550, 1495, 1350 cm otherwise indicated) (all listed are strong (s) unless H NMR Spectrum (400 MHz, CDCl3, 25 °C) d (J 8 Hz) d (J 2 Hz) quin dd(J 8, 2 Hz) 2 PPM 1H 1H 1H1H 1H 2H 3H 3H 13C NMR Spectrum (with DEPT), proton-decoupled...
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.