What is the correct explanation of the non-reducing property of sucrose ?

Question

What is the correct explanation of the non-reducing property of sucrose ? (A)  α - D -glucopyranose and β - D -fructofuranose are linked via C2 and C1 centres respectively (B)  α - D -glucopyranose and β - D -fructofuranose are linked via C1 and C2 centres respectively (C)  α - D -glucopyranose and β - D -fructofuranose are linked via C2 and C2 centres respectively (D)  α - D -glucopyranose and β - D -fructofuranose are linked via C3 and C4 centres respectively

Tardigrade Admin · Accepted Answer

Sucrose is a non-reducing sugar since, both glucose (C1-α) and fructose (C2-β) are connected to each other through their reducing centres.

Q. What is the correct explanation of the non-reducing property of sucrose ?

$α$ - $D$ -glucopyranose and $β$ - $D$ -fructofuranose are linked via $C_{2}$ and $C_{1}$ centres respectively

$α$ - $D$ -glucopyranose and $β$ - $D$ -fructofuranose are linked via $C_{1}$ and $C_{2}$ centres respectively

$α$ - $D$ -glucopyranose and $β$ - $D$ -fructofuranose are linked via $C_{2}$ and $C_{2}$ centres respectively

$α$ - $D$ -glucopyranose and $β$ - $D$ -fructofuranose are linked via $C_{3}$ and $C_{4}$ centres respectively

Sucrose is a non-reducing sugar since, both glucose $(C_{1} - α)$ and fructose $(C_{2} - β)$ are connected to each other through their reducing centres.

Q. What is the correct explanation of the non-reducing property of sucrose ?

α - D -glucopyranose and β - D -fructofuranose are linked via C2​ and C1​ centres respectively

α - D -glucopyranose and β - D -fructofuranose are linked via C1​ and C2​ centres respectively

α - D -glucopyranose and β - D -fructofuranose are linked via C2​ and C2​ centres respectively

α - D -glucopyranose and β - D -fructofuranose are linked via C3​ and C4​ centres respectively

Sucrose is a non-reducing sugar since, both glucose (C1​−α) and fructose (C2​−β) are connected to each other through their reducing centres.

$α$ - $D$ -glucopyranose and $β$ - $D$ -fructofuranose are linked via $C_{2}$ and $C_{1}$ centres respectively

$α$ - $D$ -glucopyranose and $β$ - $D$ -fructofuranose are linked via $C_{1}$ and $C_{2}$ centres respectively

$α$ - $D$ -glucopyranose and $β$ - $D$ -fructofuranose are linked via $C_{2}$ and $C_{2}$ centres respectively

$α$ - $D$ -glucopyranose and $β$ - $D$ -fructofuranose are linked via $C_{3}$ and $C_{4}$ centres respectively

Sucrose is a non-reducing sugar since, both glucose $(C_{1} - α)$ and fructose $(C_{2} - β)$ are connected to each other through their reducing centres.