How many letters does the top answer for “the ketone of oenanthic acid.” have?

The most common answer is oenanthone (10 letters).

Crossword clue: the ketone of oenanthic acid.

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

oenanthone 10 letters web-def

The ketone of oenanthic acid.

the ketone of lauric acid. 50% similar → laurone

the ketone of margaric acid. 50% similar → margarone

the ketone of palmitic acid. 50% similar → palmitone