What Is the Appropriate Sequence of Reagents That Will Produce

question 19

Multiple Choice

What is the appropriate sequence of reagents that will produce the target molecule shown below from ethylbenzene?

• A) (1) HBr, H₂O₂; (2) KOC(CH₃)₃ ; (3) MCPBA; (4) CH₂=CPh₂
• B) (1) NBS, h  ; (2) KOC(CH₃)₃ ; (3) CHBr₃, KO(CH₃)₃ ; (4) a. LiCuPh₂, b. H₂O
• C) (1) H₂SO₄(aq.),  ; (2) MCPBA; (3) CHBr₃, KO(CH₃)₃ ; (4) CH₂=CPh₂
• D) (1) Br₂, FeBr₃ ; (2) MCPBA; (3) CHBr₃, KO(CH₃)₃ ; (4) Ph₂COCl