Safety Reference
Danger
Sourcing Tetramethoxysilane?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Sourcing Tetramethoxysilane?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
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.
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.
The international HS code for Tetramethoxysilane (CAS 681-84-5) is 2920.90.
2920.90
2920 90 70
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
tetramethyl silicate
LFQCEHFDDXELDD-UHFFFAOYSA-N
CO[Si](OC)(OC)OC