Question
Treatment of D -glucose with aqueous NaOH results in a mixture of monosaccharides, which are
JEE Advanced
Chemistry
Biomolecules
2022
JEE Advanced 2022 (Paper 2)
JEE Advanced Chemistry Question (2022) — Solution
Options
- A.
- B.
- C.
- D.
Answer
C.
Step-by-step solution
When glucose is treated with dilute NaOH, it gives a mixture of D-glucose, D-mannose and D-fructose. This reaction is known as Lobry de Bruyn-van Ekenstein rearrangement. Basic catalysed tautomerism through enediol intermediate takes place.
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