The furanose structure of fructose is obtained by the interaction of groups at which carbon atoms?(a) C1 and C5(b) C1 and C6(c) C2 and C5(d) C2 and C6This question was posed to me in homework.I'm obligated to ask this question of Biomolecules Carbohydrates in division Biomolecules of Chemistry – Class 12

The furanose structure of fructose is obtained by the interaction of g

1.	The furanose structure of fructose is obtained by the interaction of groups at which carbon atoms?(a) C1 and C5(b) C1 and C6(c) C2 and C5(d) C2 and C6This question was posed to me in homework.I'm obligated to ask this question of Biomolecules Carbohydrates in division Biomolecules of Chemistry – Class 12
Answer» The correct option is (c) C2 and C5 To explain I would say: The fructofuranose structure is obtained by the internal ketal formation by combining the keto GROUP at C2 carbon and the OH group at C5 carbon.

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