49. How many enolizable hydrogens are there in the following compound?
(a) 2
(b) 4
(c) 5
(d) 7
I know that enolate ion is the anion formed when an α-hydrogen in the molecule of an aldehyde or ketone is removed as a hydrogen ion.
In the above question I find only two α-hydrogens which can participate (denoted with red color):
But the answer is (d) 7. Where am I getting wrong?
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