Let’s discuss reaction of Methyl Vinyl Ketone with LiCuMe2
Methyl Vinyl Ketone
Methyl Vinyl Ketone is a compound which have
one methyl (CH3)
one vinyl (CH2 = CH – )
a ketone (- CO -)
IUPAC name of this compound is But-3-en-1-one or Butenone
Lithium Dimethyl Copper
LiCuMe2 is a compound which have
one Lithium atom
one Copper atom
two Me which is Methyl (- CH3) group
Structure of this compound is given in below diagram.
Methyl Vinyl Ketone + LiCuMe2
Reaction of Methyl Vinyl Ketone with Lithium Dimethyl Copper is Electrophilic Substitution Reaction in which a H+ from double bond in Methyl Vinyl Ketone is replaced by methyl (- CH3) group from Lithium Dimethyl Copper producing pent-2-one.
Therefore reaction of Methyl Vinyl Ketone with Lithium Dimethyl Copper produces pent-2-one.