Compound record

Decamethylcyclopentasiloxane

Also known as D5-sil

541-02-6 · candidate list substance / siloxane · cosmetics

D5-sil SVHC Candidate ListEU monitoringcosmeticsformulation DECAMETHYLCYCLOPENTASILOXANECyclomethicone 5Dimethylsiloxane pentamer

Dossier Status Obligations Why Alternatives Changes Similar Sources

CAS 541-02-6

Formula C10H30O5Si5

Molecular weight 370.77 g/mol

InChIKey XMSXQFUHVRWGNA-UHFFFAOYSA-N

Current status

EU status, SVHC, REACH, and POPs view

Decamethylcyclopentasiloxane is currently surfaced as candidate list substance in the EU.

The current imported view anchors this substance in CandidateList. The live rationale focuses on PBT (Article 57d) vPvB (Article 57e), and this page is designed for fast status checks before deeper source review.

This page is meant to answer the direct search query about EU status before you branch into obligations, SCIP, or source verification.

Candidate List substancestatuslatest imported framework state

8 Mar 2026last checkedlatest authority check date captured

Who should care

Article suppliers and importerswatch
Cosmetics and formulation compliance teamswatch

What to do next

Operational routes from the current status

Article duties

Check Candidate List threshold and SCIP relevance

Use this when the substance may sit in articles, components, or imported goods and you need to confirm communication and SCIP workflows.

Source check

Verify the legal source before repeating the claim

Every summary should point back to the underlying authority surface. Use the source route when the exact notice, registry entry, or legal text matters.

Imported framework rows

Authority-backed detail

Framework	Status	Listed	Effective	Reason	Obligations	Source
CandidateList	Candidate List substance	27 Jun 2018	Unspecified	PBT (Article 57d) vPvB (Article 57e)	check article threshold obligations; review SCIP notification relevance	Candidate List entry - Decamethylcyclopentasiloxane