Which of the Following Would Provide a Synthesis of Leucine

question 120

Multiple Choice

Which of the following would provide a synthesis of leucine?

• A)(CH₃)₂C=CHCH₂OH,HBr/peroxides; then CrO₃/H₂SO₄/H₂O; then excess NH₃
• B)Potassium phthalimide,BrCH(CO₂C₂H₅)₂; then (CH₃)₂CHCHClCO₂C₂H₅,NaOEt; then KOH/H₂O; then HCl,heat
• C)Potassium phthalimide,BrCH(CO₂C₂H₅)₂; then (CH₃)₂CHCH₂Br,NaOEt; then KOH/H₂O; then HCl,heat
• D)(CH₃)₂CHCOOH,PCl₅; then NH₃
• E)Two of these choices.

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