The carbon adjacent to a nitrile group (CN) can be deprotonated using LDA and alkylated with an alkyl halide, analogous to the alkylation of ketones. Use this knowledge and apply it to design a synthetic plan that would suite the transformation shown below. Me Br Me Me 1) Mg 2) NaCN 3) MeBr 4) H3O*, heat 5) EtOH, H2SO4 (catalytic) 1) NaCN 2) MeMgBr 3) H3O+ 4) EtOH, H2SO4 (catalytic) 1) NaCN 2) LDA 3) MeBr 4) LİAIH4 5) H3O*, heat 6) EtOH, H2SO4 (catalytic) 1) NaCN 2) LDA 3) MeBr 4) H3O†, heat 5) EtOH, H2SO4 (catalytic) none of the other answer choices are correct

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The carbon adjacent to a nitrile group (CN) can be deprotonated using LDA and alkylated with an alkyl halide, analogous to
the alkylation of ketones. Use this knowledge and apply it to design a synthetic plan that would suite the transformation
shown below.
Ме
Br
OEt
Me
Ме
O 1) Mg 2) NaCN 3) MeBr 4) H30+, heat 5) E1OH, H2SO4 (catalytic)
O 1) NaCN 2) MeMgBr 3) H3O+ 4) EtOH, H2SO4 (catalytic)
O 1) NaCN 2) LDA 3) MeBr 4) LİAIH4 5) H3O*, heat 6) E1OH, H2S04 (catalytic)
O 1) NACN 2) LDA 3) MeBr 4) H3O*, heat 5) E1OH, H2SO4 (catalytic)
none of the other answer choices are correct
Transcribed Image Text:The carbon adjacent to a nitrile group (CN) can be deprotonated using LDA and alkylated with an alkyl halide, analogous to the alkylation of ketones. Use this knowledge and apply it to design a synthetic plan that would suite the transformation shown below. Ме Br OEt Me Ме O 1) Mg 2) NaCN 3) MeBr 4) H30+, heat 5) E1OH, H2SO4 (catalytic) O 1) NaCN 2) MeMgBr 3) H3O+ 4) EtOH, H2SO4 (catalytic) O 1) NaCN 2) LDA 3) MeBr 4) LİAIH4 5) H3O*, heat 6) E1OH, H2S04 (catalytic) O 1) NACN 2) LDA 3) MeBr 4) H3O*, heat 5) E1OH, H2SO4 (catalytic) none of the other answer choices are correct
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