Methyldimethoxysilane

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

Molecular structure of 16881-77-9
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
Core Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 1 sector as 1 functional role.

  • Intermediate in All Other Basic Inorganic Chemical Manufacturing (100%)Processing as a reactant

Vendor Pricing

$1.94/gAA BLOCKS (2 weeks)
CountryUnited States
Pack$194.00 / 100 g
Purity95%
Vendors7 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

6 more vendors
VendorCountry$/gPackPurity
Aaron Chemicals LLCHong Kong$2.59100 g98%
Angene ChemicalChina Hong Kong$2.78100 g98%
Fluorochem UKUnited Kingdom$3.58100 g97%
A2B Chem LLC (2 weeks)United States$6.12100 g
AstaTech, IncUnited States$15.605 g95%
AngeneChina Hong Kong$4266.6730 mg98%

Chemical Identity

CAS16881-77-9
PubChem CID85623
DTXSIDDTXSID90893443
FormulaC3H10O2Si
Mol. Weight106.2 g/mol
SMILESCO[SiH](C)OC

Data Sources

DTXSID908934432026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

856232026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/85623/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/85623.json

16881-77-92026-04-24

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

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

CAS 16881-77-92026-04-25

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

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