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Preparing Diols

In general diols are prepared by methods analogous to those used for preparing alcohols.
For example, dicarbonyl compounds can be reduced to diols:

preparation of a diol

: How could you make the 1,6-hexanedial shown above ? ANSWER

Specific Methods

However, there are a couple of specific methods for the preparation of 1,2-diols:

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© Dr. Ian Hunt, Department of Chemistry, University of Calgary