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Tris(2-methoxyethoxy)vinylsilane

CAS 1067-53-4 · 100/100 · High conf.

Also registered as 8 other CAS numbers

59688-36-7 · 59250-02-1 · 609347-89-9 · 947734-83-0 · 1108196-61-7 · 1637457-78-3 · 1887095-48-8 · 2231320-04-8

Tris(2-methoxyethoxy)vinylsilane chemical structure

Concern score

100/100Critical concern based on regulatory listings.
High confidence

Tris(2-methoxyethoxy)vinylsilane in plain language

What it is

Also known as ethenyl-tris(2-methoxyethoxy)silane · (Tris(p-methoxyethoxy))vinylsilane · 6-Ethenyl-6-(methoxyethoxy)-2,5,7,10-tetraoxa-6-silaundecane · A 172 · Dynasylan VTMOEO · Ec 213-934-0

Show all 27 names

Gf 58 · Nuca 172 · Prosil 248 · Sh 6030 · Silane, VINYL-TRIS(2-METHOXYETHYOXY) · Silane A 172 · Silane, tris(2-methoxyethoxy)vinyl- · Silicone A-172 · Silox VS 924 · Tris(.beta.-methoxyethoxy)vinylsilane · Tris(methoxyethoxy)vinylsilane · Tris(methoxyethxy)vinylsilane · UNII-907I50BC2S · Vinyl tris(beta-methoxyethoxy) silane · Vinyltri(.beta.-methoxyethoxy)silane · Vinyltris(.beta.-methoxyethoxy)silane · Vinyl tri(2-methoxyethoxy) silane · Vinyltris (2-methoxyethoxy) silane · Vinyltris(2methoxyethoxy) silane · Vinyltris(methoxyethoxy)silane · vinyl-tris(2-methoxyethoxy)silane

What it does

We don't have a plain-language description for Tris(2-methoxyethoxy)vinylsilane yet.

Recorded functional uses: Adhesion/cohesion promoter · Crosslinking / coupling / curing agents > silanes · Hardener

Is it a concern?
Critical concern: no hazard classifications on record. It is banned in EU cosmetics.

Why it's flagged

Tris(2-methoxyethoxy) vinylsilane; 6-(2-methoxyethoxy)- 6-vinyl-2,5,7,10-tetraoxa-6-silaundecane is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

RestrictedEU EC — banned

The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.

Regulation

Restrictions first, then routine listings from published regulatory sources.

  • EU Annex II — prohibited
  • EU prohibited in cosmetics

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Industrial

  • EUEC

    Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products.

    banned
    View source →
  • EUCosIngActiveCosmetics Regulation annex II / ref 1659.
    • Cosmetics Regulation annex II / ref 1659.Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 4 composition records across product categories including Personal care, Laboratory supplies. EPA CPDat classifies this chemical for functional uses including Processing aids not otherwise specified, silicon-based monomers, Adhesion/cohesion promoter.
    • EPA CPDat observed this chemical in 4 composition records across product categories including Personal care, Laboratory supplies. EPA CPDat classifies this chemical for functional uses including Processing aids not otherwise specified, silicon-based monomers, Adhesion/cohesion promoter.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Tris(2-methoxyethoxy)vinylsilane. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Tris(2-methoxyethoxy)vinylsilane yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

7 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EU CosIng Cosmetics Regulation Annexes

    regulatory · updated 2021-11-03

    Open →

  • EPA Chemical and Products Database

    exposure · updated 2021-06-08

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

No fragrance-linked caution surfaced in the current profile.

Good fit

This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.

Where it has been recorded

How often EPA CPDat has listed Tris(2-methoxyethoxy)vinylsilane in a product composition. These are source records, not Greenveil catalog products.

Source records

4

Named organisations

6

Personal careLaboratory supplies

Typical roles

Adhesion/cohesion promoterCrosslinking / coupling / curing agents > silanesHardenerSilicon-based monomers
See products using Tris(2-methoxyethoxy)vinylsilane →