C4H12O4Si
152.22 g/mol
Industrial ChemicalDanger
Tetramethoxysilane
CAS681-84-5EC211-656-4
Category
Industrial Chemical
Compound Class
Ester
Primary Use
Silicon compound for coatings and sealants
Tetramethoxysilane, also known as tetramethyl orthosilicate, is a silicon compound with four methoxy groups bonded to a central silicon atom. It is primarily used as a precursor in the production of coatings and sealants.
precursor for silicon-based coatingsprecursor for sealants
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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CAS 681-84-5
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Safety Reference
Danger
H226Flammable liquid and vapour
H315Causes skin irritation
H318Causes serious eye damage
H330Fatal if inhaled
H335May cause respiratory irritation
H372Causes damage to organs through prolonged or repeated exposure
H225Highly flammable liquid and vapour
H371May cause damage to organs
H373May cause damage to organs through prolonged or repeated exposure
Identifiers
IUPAC Name
tetramethyl silicate
InChIKey
LFQCEHFDDXELDD-UHFFFAOYSA-N
SMILES
CO[Si](OC)(OC)OC
Synonyms (27)
- TMOS
- Dynasil M
- Methyl Silicate 39
- Methyl orthosilicate
- Methyl silicate
- Methyl silicate ((CH3)4SiO4)
- Methyl silicate ((MeO)4Si)
- Methyl silicate 28
- Methyl silicate 51
- Methyl silicate 56
- SIT 7510.0
- Si(OMe)4
- Silane, tetramethoxy-
- TETRAMETHYL ESTER SILICATE
- TETRAMETHYL SILICATE
- Tetramethoxysilane
- Tetramethyl orthosilicate
- Tetramethylsilikat
- Tetramethylsilikat [Czech]