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The Clue

Organic compound (4 letter answer)

The Answer




The answer ENOL is seen frequently, appearing about once every 80 puzzles.

Related Clues

Carbon compound
Certain alkene
Chemical compound
Chemical ending
Form of acetylacetone
Form of ether
Hydroxyl compound
Alkene derivative
Lab substance
Puzzler's compound
Compound with a double bond
Compound with a hydroxyl group
Compound with two carbon atoms
Compound with a double-bonded carbon atom
Compound with double-bonded carbon atoms
Compound with a doubly linked carbon atom
Keto-___ tautomerism (organic chemistry topic)
Tautomeric form of vitamin C, e.g.


ENOL as a noun:

1. an organic compound that contains a hydroxyl group bonded to a carbon atom which in turn is doubly bonded to another carbon atom