Taking into account anti periplanar geometry, predict the major E2 product formed from each starting material. b. с. d. a. "CH CH3 ČH(CH3)2 ČH(CH3)2
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- Friedel–Crafts alkylation of benzene with (R)-2-chlorobutane and AlCl3 affords sec-butylbenzene.a. How many stereogenic centers are present in the product?b. Would you expect the product to exhibit optical activity? Explain, with reference to the mechanism.What starting material with these reagents will result in 1. NANH2 2. CH3CH2BR 3. H2, Lindlar's cat.7. Identify compounds B-G according to the following synthetic scheme. A CH₂Br Mg ether B D D₂O 1. acetone 2. H₂0 C conc. H₂SO4 heat E ex H₂ Pt 2 eq. Br2₂ G F
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- 4. Predict the major organic product(s) of the following reactions. Be sure to clearly identify stereochemistry as appropriate. a. b. C. d. 1. BH3, THF 2. H₂O₂, NaOH Br CH₂12 1. Mg, THF 2. D₂0 Zn-Cu CH₂Cl2 Na DMF5. Give the major product(s) of the following reactions. INCLUDE STEREOCHEMISTRY where applicable. Classify them as SN1, SN2, or no reaction. If no reaction is possible, explain why a. b. d. e. 09 TSO CH3 Br (s) CH3 CH3 ∞CH, Br OCH 3 OH (s) SH Br KCN DMSO CH3OH ΚΙ acetone KOH then CH3I HBr 0 °C LOH OH NaN 3 DMSOTaking into account anti periplanar geometry, predict the major E2 product formed from each starting material.