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- The word fructose comes from the Latin word for fruit, fructus.
- Fructose, as the name suggests is found in many fruits and at high concentrations in ripe grapes.
- Fructose is also a major sugar component of honey.
- Fructose is one of the sweetest naturally occurring sugars.
- A molecule, of fructose and glucose linked together form one molecule of
- Fructose is a simple, single unit, Ketohexose, sugar called a monosaccharide. (see diagram).
- It is the optical isomer of fructose, d-fructose, also know by its old name levulose, that is the most common, naturally occurring form of fructose.
- The term ketohexose consists of two parts, keto- and hexose.
- Keto- in the term Kethexose stems from the word Ketose.
- A Ketose is any monosaccharide that contains a Ketone functional group in its open-chain form (Fischer projection).
- A hexose is any six carbon sugar.
- Hence an example of a ketohexose is fructose (see diagram).