What's the plural form of isopentanol? Here's the word you're looking for.
Answer
The noun isopentanol can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be isopentanol.
However, in more specific contexts, the plural form can also be isopentanols e.g. in reference to various types of isopentanols
or a collection of isopentanols.