Question
Pharmaceutical Analysis Question on Principles of spectroscopy
C=O stretchings are very strong and easily observable bands in IR spectroscopy. However in the IR spectrum of glucose C=O absorption band is not seen. Why
A
In glucose, C=O group is not terminal
B
In glucose C=O group is absent
C
In glucose, hemiacetal group is present
D
In glucose, hemiketal group is present
Answer
In glucose, hemiacetal group is present
Explanation
Solution
The correct option is (C) : In glucose, hemiacetal group is present