1,3,5,7-Tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane
U.S. production volumes are classified as confidential business information.
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.
- Ireland
- Netherlands
- Switzerland
- Monaco
- Ukraine
- Spain
- Mexico
- Poland
- Indonesia
- Armenia
- Israel
- Sweden
- Australia
- Czech Republic
- Hungary
- Brunei
- Hong Kong
- Brazil
- Thailand
- Argentina
- Finland
- Austria
- Latvia
Why It Matters
Industrial Uses
Used in 4 sectors as 3 functional roles.
- •Monomers in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Functional fluids (closed systems) in Rubber Product Manufacturing (99%)Processing as a reactant
- •Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in All Other Basic Inorganic Chemical Manufacturing (100%)Processing as a reactant
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
18 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $0.06 | 500 g | 95% |
| A2B Chem LLC | United States | $0.09 | 500 g | 97% |
| AA BLOCKS | United States | $0.12 | 500 g | 97% |
| Fluorochem UK | United Kingdom | $0.14 | 100 g | 97% |
| Fluorochem EU | Germany | $0.15 | 100 g | 97% |
| Chemscene | United States | $0.15 | 1 kg | — |
| BLD Pharmatech GmbH | Germany | $0.15 | 1 kg | 97% |
| BLD Pharmatech Ltd. | China | $0.15 | 1 kg | 97% |
| BLD Pharmatech Co., Limited | United States | $0.16 | 1 kg | 97% |
| Ambeed, Inc. | United States | $0.16 | 1 kg | 97% |
| AK Scientific Specialized | United States | $0.19 | 500 g | 95% |
| AK Scientific, Inc. | United States | $0.25 | 1 kg | 98% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 97% |
| Angene International Limited | United States | $0.36 | 500 g | 97% |
| Acrotein ChemBio, Inc. | United States | $0.43 | 1 kg | — |
| A2B Chem LLC (2 weeks) | United States | $1.01 | 500 g | 98% |
| AA BLOCKS (2 weeks) | United States | $1.04 | 500 g | 98% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 95% |
Chemical Identity
Data Sources
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/75706/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/75706.json
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr_industrial.csv