Which reaction would proceed well as written? A a B b C D d A) C) NABH, MEOH OH H,O, H,O но Он B) D) но он но он H,O, H,0 1. CH,MgBr 2. H,0° H.
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- 1. Which of the reaction(s) below will not work? Me (1) Me NBS, heat MeMe Br (3) ° HO OH TBOH NH₂ о NH₂ CH3 H.C CI HNO3 121 H.C CH3 14) H₂SO AIC NO A) 1 B) 2 C) 3 D) 4 E) 2 and 4The reactants and products for a chemical reaction are shown below. Which arrow pushing mechanism (A-E) would lead to the product that is shown? OE C OD B OA HO A. B. C. D. E. H-O: H-O: H- -H® H-O: 0 H-O: IOH OH + HOBr OH", H2O A + Br HO B / SH¯, CH3SH HS' + Br Br Which reaction is predicted to be faster (A or B)? Reactions A and B are of the same type. Classify the reactions shown in A and B as SN1 or Sn2 (write 1 if SN1, write 2 if SN2)?
- HO .OH cat. H2SO4 H₂O cat. H2SO4 Complete both mechanisms above. BRIEFLY explain how the different reaction conditions (in the presence of acid) result in different products being formed. How does equilibrium play a role?Chemistry g) Predict starting materials G - J structure for Reaction 5 and 6. Me OTMS D Ph si GH Me OTMS TiCl₂ CH₂Cl₂, -78 °C TiCl₂ CH₂Cl₂, -40 to 0°C OTMS E H Reaction 3 OMe TIC14 H* F O O OH flation N Me OH Reaction 4 Reaction 5 Reaction 6Reaction C но LIOH H,O Incorrect Reaction D
- H i H 1.OHE 2-Br-Br Haloform Reaction Reaction 4Which of the following reactions will be fastest? (a) Br: (c) Br: H S. CF3 (b) Br: (d) Br: CH3 OHWhich reaction is faster in each pair? For each blank, type A or B. H blank 1 blank 1 B H N3 A NaN3 CH3- CH3- blank 2 В CH3- blank 2 A blank 3 A blank 4 A Н Br Br Br -Br H2O K+ OH H2O Н OH OH H OH blank 3 В blank 4 В Н Н Br CI NaN3 CH3- H2O Br Br K+ OH H₂O N3 Н хон он ОН
- What results from the reaction shown? ОН H H CH;OH но- но. OH cat. HC1 OH OH H OCH; H |-0 H H А) НО но. B) H;CO OCH3 H OH H;CO. он HH;COH OCH; OCH; H H H С) Но- но. D) H;CO H;CO. OCH HHH;COH? Predict a reactant: ? H₂O™ H₂O™ x=00OH + H* Under what condition would the reaction proceed faster? O A. In the presence of a salt O B. Acid-base mixture catalyzed O. Base catalyzed O D. Acid catalyzed