2,4,6,8-Tetramethylcyclotetrasiloxane

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

Molecular structure of 2370-88-9
US ProductionCBI
Import Value$537M
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 importers (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

$0.15/gAaron Chemicals LLC
CountryHong Kong
Pack$74.00 / 500 g
PurityNo data available
Vendors11 available

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

10 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina Hong Kong$0.15500 g98%
Fluorochem UKUnited Kingdom$0.5725 g95%
A2B Chem LLCUnited States$0.61500 g98%
ChemsceneUnited States$0.80100 g
AA BLOCKSUnited States$0.80500 g98%
Combi-Blocks, Inc.United States$0.81500 g95%
MedChemExpress MCESweden$1.00100 g
Ambeed, Inc.United States$1.2425 g98%
Angene International LimitedUnited States$9.9625 g95%
AngeneChina Hong Kong$4266.6730 mg98%

Chemical Identity

CAS2370-88-9
PubChem CID75404
DTXSIDDTXSID10870958
FormulaC4H16O4Si4
Mol. Weight240.51 g/mol
SMILESC[SiH]1O[SiH](O[SiH](O[SiH](O1)C)C)C

Data Sources

DTXSID108709582026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

754042026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/75404/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/75404.json

2370-88-92026-04-24

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

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

CAS 2370-88-92026-04-25

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

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