O O OH 1. NaH 2. Br 1. mCPBA 2. H+, H₂O Product - Product Which of the following synthesis sequences is the best way to make the given compound? O Product = = OH Dal 1. NaH 2. Br 1. BH3 2. H₂O2 3. NaH Product Product
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- following reactions. a. HO b. HO OH OH NH₂ NH₂ H₂SO4 H₂O + 1. LIAIH4 2. H* workup Imine Formation trace acid1. Provide a complete arrow pushing mechanism for the Wittig reaction starting from the salt that is used as the starting material in the reaction. Make sure to account for all byproducts of the reaction and that the relative stereochemistry on your betaine accounts for the trans product formation.27) What is the best synthesis of the target molecule? Bry / FeBr3 Mg H;SO, Target Molecule a. THF CI CH,Li H,SO, b. AICI, THF Ph,Pt- с. CI H. AICI, Ph3Pt-C H d. MgBr CO, AICI THF EIOH
- Which of the following set of conditions is an efficient synthesis of the molecule shown? OH C 1. Br2, hu 2. NaOCH3 3. MCPBA 4. H3O* C 1. Br2, hu 2. NaOH 3. OsO4 4. Na2sO3, H2O C 1. Br2, hu 2. NaOH 3. Br2 4. excess NaOH С 1. Br2, СHCl3 2. excess NaОНWhich of the following reactions gives the product shown? H2 O Ph CO-H CO,H Ph Pd/C LIAIH. Ph .cOH O Ph но. Ph PBr. Ph Br H2 O Ph Ph' он Pd/CDtermine the Product from the rxn 1.ΗΝO/Η SO, 2 Br2/FeBr3 → Product 3. H2/Pd/C 4. Cl2/FeBr3 5. NANO2/HCI 6. KI Cl Br Br Br Cl CI Cl (a) (b) (c) (d) Br
- Which is the correct reaction sequence? HO Br OGMU 692578 1 Structure Key: CCMU 692578 1 +şt OCMU 692 @CMU 69250 Si-Cl TBSCI OGMU_692578 1 Bu 4N+F578 692578 O TBAF CMU 692578 THF ? N HO H imidazole MgBr PhMgBr TO N-1 DMF OH H PhCHO HWhich of the following reactions will produce acetophenone as a major product? OH ||| o O O O O O || AICI 3 IV all of these 1. 03 2. DMS || IV PCC CH₂Cl2 H 1. CH3MgBr 2. H₂O 3. PCC/CH₂Cl₂Provide the products and detailed arrow pushing mechanisms for the following reactions: OSIME3 EtN CO.Me 1. base, dilute solution (10mM) 2. NaOH/MEOH-H,0 Acid, heat CO.Me
- What type(s) of catalysis is/are present in the enzymatic reaction below? SCOA H-His CH SCOA Asp CH COASH CH: CO HO-C-COO" HO-C-COO H-CH, acetyl-CeA SCOA CH, CH; CH COO COO COO oxaloacetate an intermediate citrate Select one or more: a. general acid b. general base C. metal ion d. specific base e. nucleophilic f. specific acid4. Write the following sequence of reactions: Cact. t°C > A HNO3 conc. CH;CI В AICI13 3 H-CEC-H H2SO4 conc. Homework 29. Complete the following Reactions. Excess t-BuLi CO.H Pentane, RT 1. 1. 2Li 2. НСНО -CI 2. 3. H30
