how do you get these answers? please show work
how do you get these answers? please show work 13, (5 pts) How many different peaks...
5. (14 pts) Consider the structure of ibuprofen shown below. (a) How many different peaks would you expect to see in the "C-NMR spectrum of this molecule? (b) What is the degree of unsaturation?
Please show work for better understanding 13.9 Define coupling constant. The distance between different signals The distance between the peaks of a multiplet The distance between the signal and the reference The distance between the first signal and the last signal 13.20 Where do N–H signals appear 1H NMR spectrum 13C NMR spectrum 1H and 13C NMR spectra 1H, 13C, and DEPT spectra 13.17 Give the use of Distortionless Enhanced Polarization Transfer (DEPT). a) Gives correlations between an 1H NMR...
How many siginals in 13 C-NMR spectrum are expected from this compound? tay 10 5 8 11 ود 1) (CH3)2Culi 2) H30 What is the major product of the reaction? را O OH C ОН HNO, H2SO4 CH BINOZ Which of the following is the correct intermediate for the above reaction? Br 28 NOZ Br NO2 Br NOZ BI NO CH3 Br -& NO2 What is the best method to synthesize the above compound? Brz HNO3 CH3CI FeBra Haso. AICI:...
Can you please answer all of them? Section B: Free Response (you must show your work for full credit) 1. Draw Frost circle diagrams for each compound shown. Assume that all atoms in the ring are sp2 hybridized. Populate the pi electrons in the corresponding MO's. Identify the compound as aromatic or antiaromatic. (5 pts) 2. What is the Hückel number of pi electrons for the molecule shown below? How many pi electron pairs does it have? Would you expect...
13. (12 pts-4 pts each) Show how you could carry out th how you could carry out the following synthesis reactions by placing the letters corresponding to the appropriate reagents above each ar must be in the correct order to receive full credit. priate reagents above each arrow. The reagents A. HBr, ether B. Br2, CH2Cl2 C. Br2, H2O D. 1. Hg(OAC)2, H2O/THF 2. NaBH4 E. 1. BH3, THF 2. H2O2, OH F. H2SO4, H2O/HgSO4 G. NBS, hy H. H/Pd/C...
50. For the following compound how many different signals would you see in the proton NMR? (Assume that you can see them all.) A) 4 B) 5 C) 6 D) 7 E) 8 . An organic compound absorbs strongly in the IR at 1687 em. Its 'H NMR spectrum consists of two signals, a singlet at 2.1 ppm and a multiplet centered at 7.1 ppm. Its mass spectrum shows significant peaks at m/z 120, m/z 105 and m/z 77. This...
if anyone can check these answers for me and tell me which are right or wrong id appreciate it 0. How can p-aminobenzoic acid (a sunscreen) be synthesized from benzene? (Note that sometimes more than one isomer will be obtained, which is fine as long as the desired isomer is one of the major products.) several steps HOOC 4. Sn, HC 4.KMnO. .KMnO 4.Sn, HC 3.KMnO 3. CHCI, AİCİ, 3. Sn, HC . HNO, H SO 2. HNO,, H:SO4 1,...
can you just circle or highlight the answers that is on the picture only please. thank you Question 3 1.79 pts Substances originating in plant or animal material and soluble in non- polar organic solvents are classified as O proteins. O amino acids. nucleic acids. O lipids. O carbohydrates. Previous Next Question 4 1.79 pts Biomolecules classified as lipids are O polyhydroxy aldehydes or ketones, or compounds which produce those when hydrolyzed. O polymers of diacids and diamines. six-membered rings...