Silane, trimethyl(octadecyloxy)-

U.S. production volumes are classified as confidential business information.

Molecular structure of 18748-98-6
US ProductionCBI
Import Value$537M
Import VolumeZero
Top SourceChina 39%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 293190 · basket

These shares come from HS customs code 293190, which covers 164 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 39%ChinaDE 17%GermanyIT 9%ItalyIN 7%IndiaJP 7%Japan
EPA-registered manufacturers (1)
The Dow Chemical

Why It Matters

Sectors
Metals & Mining
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS18748-98-6
PubChem CID87778
DTXSIDDTXSID5066405
FormulaC21H46OSi
Mol. Weight342.7 g/mol
SMILESCCCCCCCCCCCCCCCCCCO[Si](C)(C)C

Data Sources

DTXSID50664052026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

877782026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/87778/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/87778.json

18748-98-62026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 18748-98-62026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv