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- Which of the following can complete the reaction below? O Br2/FeBr3 O NBS/(PhCO2)2 O H2SO4 in boling water O H₂, Pt, Ethanol at 130 atm. ?6. Complete the following reaction scheme (g) CH H3C. 1) 9-BBN CH 2) H-О, NaOH (h) H20, H,SO4. HØSO4 (i) 1) BH3 2) H2O,, NaOHWhich is the major product for the following reaction? + HI HO, O. HO, (a) (b) (c) (d)
- what is missing to comprete the tho reactian patnuay below? HO 1) OH 2)What is the major product of this reaction? 1) xs LIAIH4 2) H20 (q) H´ НО. HO (c) HO, TH. (a) (d) HO, HO HO а. (а) o b. (b) с. (с) d. (d)Which of the compounds below, (a)-[d), is the major product from the following reaction. Br strong base (a) (b) (c) (d) O A. (a) O B. (b) OC. (C) O D. (d)
- 51. Which is NOT a valid resonance structure for the conjugate base of this molecule? (A) (C) OEt (C) :0: : OEt (+) HBr ROOR ü (B) OCH 3 (D) 52. What is the major product of this reaction sequence? o Mg ether (A) (B) :0: (D) H OEt OEt H OEt X CH31 LOH LOCH₁7) Provide the structure of the major organic product in the following reaction. HOT 7a) 7b) 7c) CH3 H3CO. H3CO. H3CO. CI. H. CN X· X- NC H 7d) H3CO CI CO₂CH3 A A Aa) b) Complete the following reactions: c) OH он + хон сле НО OH OH H₂SO, А H₂SO, H₂SO OH або два H_SO. d) OH Д