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A method used to protect Esters and Acids.

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Please see the attached "Word" document for structures (Brainmass Problem 5).

Identify the product X. The first step is trivial ( though it is well worth practising a mechanism for completeness). Please give a detailed mechanism for the second step in the formation of the protecting group.

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A method used to protect esters and acids are determined. A mechanism for the second steps in the formation of the protecting groups are given.

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