3,3,5 Trimethylcyclohexanone 3,3,5 Trimethylcyclohexanone 873-94-9 Arkema SOx Solvent 3,3,5 Trimethylcyclohexanone. It is used in paints and coatings. 3,3,5 Trimethylcyclohexanone. Used in paints and coatings.