Definition
US FDA substance register · UNII 8V1TKX755V · registered name VINYLTRIETHOXYSILANE · single chemical substance
Vinyltriethoxysilane is the organic compound that conforms to the formula
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 78-08-0
- EC No.EU chemical inventory number
- 201-081-7
- DTXSIDUS EPA chemical ID
- DTXSID3044463
- DTXCIDUS EPA compound ID
- DTXCID1024463
- IUPAC
- Ethenyltri(ethoxy)silane
- Molecular formula
- C8H18O3Si
- Molecular weight
- 190.314 g/mol
Measured properties
- Appearance
- Liquid · Colorless liquid with a fruity odor, [Alfa Aesar MSDS]
- Density
- 0.901 @25 °C
- Colour
- colourless
- Melting/freezing point
- -92 ℃(1013 hPa)
- Initial boiling point and range
- 169 ℃(1013 hPa)
- Flash point
- 42.5 ℃(101325 Pa)
- Flammability (solid, gas)
- flammable
- Upper/lower flammability or explosive limits
- 15 / 0.53 %
- Vapour pressure
- 2.28 ㎜Hg(25 deg C)
- Water solubility
- 5040 ㎎/ℓ(25 deg C)
- Vapour density
- 6.57
- n-Octanol/water partition coefficient (Kow)
- 3
- Auto-ignition temperature
- 250 ℃(1009 hPa)
- Viscosity
- 90 ㎡/s(20 ℃(QSAR))
- Molecular weight
- 190.31
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: PubChem · KOSHA safety data sheets (Korea)
What products actually use it for
What the 43 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Adhesion/cohesion promoter20
- Hardener6
- Chemical reaction regulator5
- Monomers3
- Conductive agent2
- Dispersing agent2
- Processing aids not otherwise specified1
- Plating agent1
3 other uses
- Filler1
- Wetting agent (non-aqueous)1
- Film former1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
2 skin studies and 2 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 4 studies
- Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · equivalent or similar to OECD Guideline 406 (Skin Sensitisation) according to other guideline: GPMT (Magnusson & Kligman, 1970) - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to - Category 6.4A (Category 2A)
Eye Irritation · Read Across - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) Other guidelines also mentioned. according to
Source: US EPA CompTox dashboard
Related literature
Linked databases 15
- Australian Industrial Chemicals Inventory (AICIS)
- ChEMBL
- EU CosIng ingredient list 2
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- NIST Chemistry WebBook
- PubChem
- Tlooto literature search
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English