The IUPAC name for is ________.
Question:
The IUPAC name for is ________.

(i) 1-hydroxypentane-1,4-dione
(ii) 1,4-dioxopentanol
(iii) 1-carboxybutan-3-one
(iv) 4-oxopentanoic acid
Solution:
Option (iv) 4-oxopentanoic acid is the answer.