You are provided with the molecular formula for each compound. calculate the unsaturation index f...
Determine the following of the unknown compound C8H9NO: Degree of unsaturation (show calculation) – 1 point IR spectrum assigned peaks – 1 point 13C NMR spectrum assigned peaks – 1 point 1H NMR spectrum assigned peaks – 3 points Structure of unknown – 4 points 4. CgHgNO U- 11 1o The Science Center will only provide limited Assistance. 200 180 160 140 120 100 80 60 40 20 ppm
Molecule C: Molecule D: Can someone PLEASE EXPLAIN the answers?????? 2. Below are the 'H and 13C NMR spectra for four isomers of C&H:02. Provide the structure that produced each set of spectra. Molecule A: 'H NMR 3H 3H no coupling, so no adjacent carbons with hydrogen atoms 2H 5 3 2 0 PPM 13C NMR aldehyde or ketone no aldehyde in 1H NMR, SO ketone 220 200 180 160 140 120 100 PPM 80 60 40 20 0 Molecule...
13C NMR 1. Propose a structure for the compound CsH12, with the following 13C NMR spectral data. 160 140 120 80 60 40 20 0 200 180 CDS-00-748 100 ppm 2. Propose a structure for the compound CaH;Br, with the following C NMR spectral data. 200 180 160 140 120 80 60 40 100 ppm 20 0 3. Propose a structure for the compound C H2O2, with the following "'C NMR spectral data. 200 180 160 140 120 30600 T...
Answer the following questions about the provided spectra: The Molecular Weight of the compound is 88 g/mol. A) (1 point) The broad peak at -3100 cm and the strong peak at 1700 cm' combined indicate the presence of what functional group? B) (1 point) How many hydrogen neighbors does the septet at 2.6 ppm in the 'H NMR spectrum have? C) (1 point) What functional group is indicated by the peak at 184 ppm in the C spectrum? D) (1...
3. (a) Provide a structure for the compound with the formula C.H.., that has the following IR and NMR spectra. (b) Name the molecule. TRANSMETENCES 12 10 HSP-03-089 ppm 13 C-NMR spectrum on next page... 160 140 120 80 60 40 20 200 180 COS-04-995 6 100 ppm
14. (3 pts) The following molecule has a molecular formula of CaHsN3O.. Determine the index of hydrogen deficiency (IHD) for the compound. Using the molecular formula, IHD, IR, TH NMR, and 13C NMR, determine the structure for the compound. Hint: this molecule is part of the practical (product, reagent, solvent, etc). IR: 44 100 TH NMR 13C NMR: TH NMR: 13C NMR: 200 160 140 120 180 100 80 60 40 0 20 16 12 10 porn -- ppm IHD...
Interpret the 1H NMR and 13C NMR spectra data provided as evidence of the structure of styrene. Styrene H-NMR Styrene C-NMR We were unable to transcribe this imageStyrene in CDC13 VI 135 130 125 120 ppm 200 190 180 170 160 50 140 130 120 110 100 90 80 70 60 50 4030 20 10 ppm Styrene H-NMR Styrene C-NMR Styrene in CDC13 VI 135 130 125 120 ppm 200 190 180 170 160 50 140 130 120 110 100...
6) Use the provided NMR and IR Information to identify a compound with molecular formula CHNO. (20 points) PPM w 3 M EN 180 180 140 120 100 POPIM 80 00 40 220 2 을은 IM 1000 19900 200 not 6) Use the provided NMR and IR information to identify a compound with molecular formula CH19NO2. (20 points) 6 ili 5 PPM لر AA Au لللب H 180 160 140 120 100 PPM 80 60 40 20 26 을은 100...
28. A compound with the molecular formula of C3H.ON shows 1H NMR and 13C NMR as below. Give the most plausible structure in the box. 2H, 3 peaks 2H, 3 peaks 1H, 1 peak PPM 180 160 140 120 100 80 60 40 20 PPM
For the molecular formula C9H11NO, please provide the degrees of unsaturation (DoU) and the structure. Draw and label your proposed structure for both your proton NMR table and the carbon NMR table. Please provide a table for the proton NMR that includes the signal label, chemical shift, multiplicity and the integration. For the Carbon NMR please provide a table that includes the signal label and the chemical shift CNMR 200 180 160 140 120 80 60 40 100 PPM 20...