Plz solve

Plz solve ALLEN OH 81. OH What is (E). (1) (2) (3) (4) OH cooc cooc O cooc OH OH LiA111, i»pvled in I kg

Dear Student,

The reaction scheme is shown below :




The first step is dehydration reaction to give anhydride. This is followed by formation of acyl chloride and then its reduction to alcohol. The alcohol formed is oxidised to aldehyde by PCC. The last step is disproportionation reaction which oxidises one aldehydic group and reduces the other.

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