C12H20O3Si
240.37 g/mol
Industrial ChemicalWarning
Phenyltriethoxysilane
CAS780-69-8EC212-305-8
Category
Industrial Chemical
Compound Class
Other
Primary Use
silane coupling agent precursor
Phenyltriethoxysilane is a silane coupling agent used as a precursor in sol-gel processes. It features an aromatic ring and organic functional groups, enabling it to act as an intermediate in the preparation of hybrid materials.
precursor for sol-gel synthesisintermediate for silane coupling agent production
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ApplicationSame Use
Allyltriethoxysilane
CAS2550-04-1
silane coupling agent precursor
ReferenceSame Category
Hydroxylamine
CAS7803-49-8
production of cyclohexanone oxime or caprolactam
ReferenceSame Category
Phosphine
CAS7803-51-2
Pesticide fumigant and semiconductor manufacturing
ReferenceSame Category
Ammonium metavanadate
CAS7803-55-6
vanadium purification intermediate and catalyst precursor
ReferenceSame Category
Hydrazine hydrate
CAS7803-57-8
reducing agent and solvent
Safety Reference
Warning
H226Flammable liquid and vapour
H315Causes skin irritation
H373May cause damage to organs through prolonged or repeated exposure
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for Phenyltriethoxysilane (CAS 780-69-8) is 2931.90.
HS code (international, 6-digit)
2931.90
EU CN code (8-digit)
2931 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
triethoxy(phenyl)silane
InChIKey
JCVQKRGIASEUKR-UHFFFAOYSA-N
SMILES
CCO[Si](C1=CC=CC=C1)(OCC)OCC
Synonyms (12)
- Benzene, (triethoxysilyl)-
- PHENYLTRIETHOXYSILANE; PTES
- Phenyltriethoxysilane
- SILANE, PHENYLTRIETHOXY-
- Silane, triethoxyphenyl-
- TRI(ETHOXO)(PHENYL)SILANE
- Triethoxy(phenyl)silane
- Triethoxyfenylsilan
- Triethoxyfenylsilan [Czech]
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