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Chiral centres in glucose and fructose

Does beta-D-fructose in its cyclic form have the same number of chiral carbons as beta-D-glucose? Show the structural formulas and chiral carbons.

Solution Preview

I have attached the structures of glucose and fructose in MS word format.

Basically, you just need go through all of the carbon centres and see whether they are chiral. In other words, you need to check whether any of the constituents on the carbon atom are the same. So ...