Consider the reaction sequence - GlucosePhNHNH2−−−−−−−→excessPH3O+−−−→ΔQZn−−−→AcOHR The product R is :
A
Arbinose
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Sorbitol
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Fructose
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
Mannose
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is C Fructose Glucose reacts with excess of phenyl hydrazine to form glucosazone. On hydrolysis followed by reduction with Zn/AcOH, fructose is obtained.