Suppliers and users of 5-sec-butyl-2-(2,4-dimethylcyclohex-3-en-1-yl)-5-methyl-1,3-dioxane , 5-sec-butyl-2-(4,6-dimethylcyclohex-3-en-1-yl)-5-methyl-1,3-dioxane  [covering any of the individual stereoisomers of  and  or any combination thereof] should have submitted an application for authorisation to avoid business continuity risks. The substance is used as a fragrance.
Complying with REACH authorisation
Companies that want to continue using a substance included in the REACH Authorisation List (Annex XIV) after the sunset date need to prepare an application for authorisation, submit it before the latest application date and have a positive authorisation decision by the European Commission, unless an exemption applies.
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