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- Identify the reaction sequence that will make the compound below from benzene. & 01. Br 0 CIN, AICI3 2. Br2, FeBr3 01. Br₂, FeBr3 2. ai AICI 3 , AICI 3 2. Zn(Hg), HCI 3. Br2, FeBr3 i AICI3 2. Br₂, FeBrs 3. Zn(Hg), HCIHow does gold help to catalyze the reaction in the gold catalysis experiment? It deprotonates the methanol, making methanol a better nucleophile. оа. o b. It donates electron density to the alkyne, making the alkyne a better nucleophile. О с. It coordinates to the methanol, making methanol a better nucleophile. o d. It coordinates to the alkyne, making the alkyne a better electrophile.Q5. A. Complete the incomplete reactions. Also write stepwise mechanism for the given reactions. CH3 i. BH3, THE ii. H2O2, HO Br H20 ii. H3C OH H. H3C Br Br2, H20 CH3 Br OH organic solvent CH3 КОН CI V. + CHCI3 KCI CI
- Complete the following reaction scheme. 1. DIBALH 2. H3O+ TMSCI Pyridine 1. LIAIH(t-BuO)3 SOCI2 2. H3O+ CrO3 H3O+Choose the reagent(s) that would be most likely to complete this reaction. HO 1. Hg(OAc)2, H2O 2. NaBH4, NaOH Q Q 1. OsO4 (catalytic) A 2. NMO Br2 B H2O 1. BH 3-THF C 2. H2O2, NaOH 1. Hg(OAc)2, H₂O D 2. NaBH4, NaOH E RCO3HChoose the reagent(s) that would be most likely to complete this reaction. T OH A B C D E 1. OsO4 (catalytic) 2. NMO Br2 H₂O 1. Hg(OAc)2, H₂O 2. NaBH4, NaOH RCO3H 1. BH3-THF 2. H2O2, NaOH Ⓒ Done
- Which reaction (s) does an anhydride produce? HO. NEl3 CI КОН I. calor OK II NH2 O. IV HO HO. calor III a. Ob., IV Oc. I, II d., II, III, IVWhat is the product of the following reaction sequence? 1. CI , AICI3 2. HNO3, H2SO4 P(C6H5)3 3. ? 4. Fe, HCI 5. EtgN 6. Br2, FeBr3 7. NaOH, H20, д Br H2N Br Br NH2 NH2 II II Br O O2N Br NO2 IV V7. What is/are the major product(s) of the following reactions? A. B. C. d. Et Br 1. mcpba 2. CH3MgCl 1. 2. H30* 1. MCPBA (aka RCO3H) MgBr 2. 3. H30* MgBr 1. Mg 요 2. 3. H30* 4. PCC
- 6. For the following reactions, predict the major and minor products. Label each. 1. BH₂/THF 2. H₂O₂, OH, H₂O 1. Hg(OAC)₂, H₂O 2. NaBH44. Fill in the boxes with the reactants, reagents, or products for each reaction. Underneath each reaction, propose a complete mechanism for the transformation. Ph NH₂ B & B & (there is excess of all reagents) 1. CH₂l (excess) 2. Ag₂O 3. heat Br₂ NaOH 1. NaNHz 2. H3O+Identify the correct first mechanism step and final product of the reaction shown. 1. ВНз, THF 2. Н2О2, ОН" mechanism step final product H-BH2 OH А. H-BH2 H-BH2 OH C. H-BH2 LBH2 D. OH B.