IUPAC name2,2,4,4,6,6,8,8-octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Canonical SMILESC[Si]1(O[Si](O[Si](O[Si](O1)(C)C)(C)C)(C)C)C
Molecular formulaC8H24O4Si4

Substance presence on monitored lists

ECHA Substances of Very High Concern

List name Present on list
Current SVHC intentions
Submitted SVHC intentions
  • Scope: PBT (Article 57d), vPvB (Article 57e) Details
Identified SVHCs
Candidate List of SVHCs for Authorisation
  • Scope: PBT (Article 57d), vPvB (Article 57e) Details
Recommendations for inclusion in the Authorisation List
Registry of restriction intentions
  • Restriction scope: Leave on personal care products and other consumer/professional products (e.g ... Details
  • Restriction scope: Wash-off personal care products in the EU shall not contain more than ... Details
Authorisation list (Annex XIV)
Substances restricted under REACH (Annex XVII)


Substance is listed as active biocide: NO

Classification and Labelling

List name Present on list
Harmonised classification and labelling (CLP Annex VI)
  • Hazard Class and Category Codes: Repr. 2: Reproductive toxicity; Aquatic Chronic 4: Hazardous to the aquatic environment Details
Registry of CLH intentions until outcome
  • Deadline for commenting: 2017-04-07 Details


List name Present on list
Registered substances
  • Tonnage band: 100000 - 1000000 tonnes per annum Details
  • Tonnage band: 100000 - 1000000 tonnes per annum Details

Related regulatory records

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