5] Ibuprofen is a NSAID (non-steroidal anti-inflammatory drug), that can be used to alleviate pain. How many correlations would you expect to see in its H,H-COSY spectrum?¸ CH3 CH3 OH com H3C Ibuprofen
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- How many signal(s) will appear in the H-NMR spectrum of toluene (structure shown below)? O5 4How many signal(s) will appear in the H-NMR spectrum of acetone (structure shown below)? 4 O 1Connections to biology 5. Tyrosine is an important amino acid in Biochemistry. Assign the peaks in the ¹H-NMR to the hydrogens in the structure of tyrosine by placing a, b, c, and d in the appropriate corresponding boxes. The hydrogen atoms attached to O and N atoms do not need to be labeled on this spectrum. b 14 12 10 d HN C NH₂ histidine PPM OH
- How many peaks in the H-NMR spectrum of cyclobutanol?5) Levothyroxine (containing 4 iodine atoms), an important prescribed medication, is a form of thyroid hormone thyroxine. It is a very important drug that is used to treat patients with thyroid hormone deficiency (hypothyroidism). List all the IR diagnostic peaks for Levothyroxine below by approximating the frequency of IR absorption (in cm ¹) for each functional group on the drug (list them below). Ignore the fingerprint region if it is not important НО. int NH₂ OHChemistry What is the IUPAC name of the compound represented by the following -H NMR spectrum, whose molecular formula is C4H8O? CH;O 3H 3H singlet triplet 2H quartet 2 ppm 1 ppm O ppm
- How could you use 1H and 13C NMR to help distinguish the following isomeric compounds of the formula C4H8?How many signals would you expect in the ¹H NMR spectrum of the following compound? CI Br3. Consider the isomers A, B and C given below: CH3 CH3 CH3 Br в A Br Br 3-Bromomethylbenzene 4-Bromomethylbenzene 2-Bromomethylbenzene (c) For each compound how many chemically different carbon signals would you expect to see in their 1°C NMR spectra? B = C = A =
- How many non-equivalent signals would you expect in the ¹H NMR spectrum of the compound shown below? 07 O 5 O 4 O 6 3 لا7:511 l 5GE O Unanswered • 2 attempts left Which of the following compounds would display 4 different signals (two doublets, a singlet, and a triplet) in its 'H-NMR? A A В В C C D E NO2 NO2 NO2 NO2 NO2 CF3 CF3 NO2 CF3 NO23. Consider the isomers A, B and C given below: CH3 CH3 CH3 Br A Br Br 2-Bromomethylbenzene 3-Bromomethylbenzene 4-Bromomethylbenzene (a) For each compound how many chemically different proton signals would you expect to see in their 'H NMR spectra? A = В - C = (b) For each proton signal identified above use the m+1 rule to determine the splitting pattern that will be observed for each proton signal of each isomer: doublet ÇH3 CH3 CH3 Br H. H Br H. H. Br A В