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 EU status

Regulatory snapshot for Decamethylcyclopentasiloxane

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.

Searchers usually land here for the chemical name, CAS number, abbreviation D5-sil, and the question of whether the substance is tied to SVHC, REACH, POPs, or SCIP-style compliance work.

Candidate List substancecurrent statuslatest imported framework state

27 Jun 2018latest anchor datelisted, effective, or checked date

Identity

CAS, formula, aliases, and use context

CAS: 541-02-6
EC: 208-764-9
Formula: C10H30O5Si5
Molecular weight: 370.77 g/mol
Primary class: candidate list substance
Synonym count: 96

Search-friendly summary

Decamethylcyclopentasiloxane (D5-sil) , CAS 541-02-6, is tracked here as a cosmetics substance in the candidate list substance class.

Common names and aliases

DECAMETHYLCYCLOPENTASILOXANECyclomethicone 5Dimethylsiloxane pentamerDow corning 345Cyclic dimethylsiloxane pentamerNUC silicone VS 7158

What to do next

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Status

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Go here for the framework answer block, listed dates, reasons, and the imported basis for the current EU status.

Obligations

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Why monitored

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Alternatives

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Changes

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Sources

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Action prompts

Fast compliance and screening routes

Article duties

Check Candidate List threshold and SCIP relevance

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Source check

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