The spectra of an unknown organic compound A having the molecular formula C1oH1o0 are shown below....
Use the spectra below to determine the molecular formula and chemical structure of the unknown compound. MASS 142 % of Base Peak 1147 40 50 70 80 5 100 % Transmittance Jari- 3000 1000 4000 'H NMR 300 MERE 2000 Wavenumber (cm) 3.0 25 20 15 Ppm 4.0 3.5 C/DEPT NMR 75.5 MHz ppm 60 50 40 80 70 90 100 110 120 170 160 150 140 130 ppm 4.5 4.0 3.5 3.0 2.5 2.0 1.5 ppm COSY 300 MHz...
Compound is a liquid, boiling point 136 C. The Mass, IR, and H NMR spectra, along with C NMR data, are given below. Elemental Analysis: C, 90.51; H, 9.49. Mass Spectrum 106 30 50 70 500 110 120 130 140 150 100 170 ao 10 2001 mie Infrared Spectrum Wave Number, om 4000 3000 2500 2000 1500 1300 1200 100 1000 900 10 13 11 Wavelength, microns H NMR 2 pom, & Structure: C Spectral Data: singlet, 140.2 ppm doublet,...
compound a has the molecular formula C9H10O identify from the HNMR and IR spectra. BedR.eo! UnderC New Tab Amazon.com: Sweaters Compound A has the molecular formula CoHho0. Identfy the structure of compound A from the 1H NIMR and IR spe 3 H 2 H 1 H 4 H 11 10 9 8 765 4 3 21 o ppm IR of A 100 50 4000 3500 3000 2500 2000 1500 1000 500 Wavenumber (cm) Reset
USING THE SPECTRUMS IDENTIFY THE UNKNOWN COMPOUND Unknown Organic Compound - All Spectra C-NMR 100- 30 Relative Intensity 20- 8 m/z 100 125 150 200 PC-NMR 130 10 140 1:20 100 Please note images of 1,21 and 2 2Η 2Η 10 pom
please answer each question. 11. The NMR and IR spectra of an unknown compound with molecular formula C-H1002, are given below. What is the structure of the compound (10 pts). 100 S S- 95 Traitance 00 4000 3000 2000 1000 Wavenumbers (cm) 3.5 3.0 2.5 2.0 1.5 1.0 ppm Structure Bonus question (there is no partial credit, 5 pts): The attempted preparation of 1,3- cyclopentadiene from the base catalyzed E2-Elimination of hydrogen from 3- bromocyclopentane results in the formation of...
The 1H-NMR and 13C-NMR spectra of an unknown compound (formula C8H10) are shown below. Draw the structure of the unknown compound. The total integration of the peaks at around 7 ppm is 4. The integration of the peak at around 2 ppm is 6. 7 6 5 4 3 ppm TTTTTTTTTTTTTTTT 200 180 160 140 120 100 80 60 40 20 0 pom CH3 Create OscerSketch Answer 8 Incorrect: Answer has an incorrect structure.
1. What is the chemical formula of the unknown? 2. what is the mass of the unknown? 3. What is the HDI? 4. According to IR spectra, what functional groups are present? 5. What is the structure of the molecule? 138 PRACTICAL SPECTROSCOPY Compound 80 is a liquid (boiling point 212 C), that can be prepared by the reaction of Compound 79 with acidic, anhydrous ethanol. The Mass, IR, and 'H NMR spectra, along with C NMR data, are given...
The IR and proton NIR spectra of an unknown organic compound, with the molecular formula CaHioO, are shown be Assign the most informative IR peaks, assign the NMR signals, and determine the structure of the unknown. 1Combined IR NMMR probiem ategral valos Dr. Joel Slade Laboratory Exam I March 7, 2019
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.
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.