Hexose

The hexoses are monosaccharides (simple carbohydrates) formed by a chain of six carbon atoms. Its general formula is C₆H₁₂O₆. Its main function is to produce energy. One gram of any hexose produces about four kilocalories of energy. The most important from the biological point of view are: glucose, galactose and fructose.

Aldohexoses

D-[
D-glucosa D-gulosa

CHO CHO CHO CHO CHO
Русский
H-C-O-H H-O-C-H H-C-O-H H-C-O-H
Русский

Ketohexoses

In nature there are only four D-isomers available:

 CH2OH CH2OH CH2OH CH2OH
Русский
C=O C=O C=O C=O
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HC-OH HO-CH HC-OH HO-CH
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HC-OH HC-OH HO-CH HO-CH
Русский
HC-OH HC-OH HC-OH
SPECIAL GENDER LICIT LICIT MIN LICIT MIN LIC MIN LIC MIN LIC MIN LIC MIN LIC MIN LIC UB LIC
CH2OH CH2OH CH2OH CH2OH