Bibenzyl
CAS 103-29-7
U.S. production volumes are classified as confidential business information.
At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.
Why supply is unknownProduction is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.
Where It Comes From
Customs basis: HS 290290 · basket
- 2023
- US production Confidential · Imports Confidential
- 2019
- US production Confidential · Imports Confidential
These shares come from HS customs code 290290, which covers 171 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Czech Republic
- Netherlands
- Switzerland
- Pakistan
- United Kingdom
- Austria
- Denmark
- Indonesia
- Lithuania
- Hong Kong
- Finland
Why It Matters
Industrial Uses
Used in 3 sectors as 3 functional roles.
- •Flame retardant in All Other Chemical Product and Preparation Manufacturing (80%)Processing as a reactant
- •Insulators in Electrical Equipment, Appliance, and Component Manufacturing (20%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
20 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 |
|---|---|---|---|---|
| Aaron Chemicals LLC | Hong Kong | $0.07 | 500 g | 98% |
| BLD Pharmatech GmbH | Germany | $0.08 | 1 kg | 98% |
| BLD Pharmatech Ltd. | China | $0.08 | 1 kg | 98% |
| Angene Chemical | China → Hong Kong | $0.08 | 500 g | 98% |
| AA BLOCKS | United States | $0.08 | 500 g | 98% |
| BLD Pharmatech Co., Limited | United States | $0.11 | 1 kg | 98% |
| Ambeed, Inc. | United States | $0.11 | 1 kg | 98% |
| AK Scientific Specialized | United States | $0.25 | 1 kg | 98% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 98% |
| Apollo Scientific UK | United Kingdom | $0.27 | 1 kg | 98% |
| AK Scientific, Inc. | United States | $0.35 | 1 kg | 99.5% |
| Angene International Limited | United States | $0.53 | 500 g | 98% |
| AstaTech (2 weeks) | United States | $0.99 | 100 g | 95% |
| ALFA AESAR | Germany | $1.85 | 25 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $2.45 | 100 g | 99% |
| Sigma-Aldrich | Germany | $2.45 | 100 g | 99% |
| TargetMol Chemicals | China → United States | $50.00 | 1 g | 99.81% |
| MedChemExpress MCE | Sweden | $82.28 | 1 g | 99.97% |
| Specs | Netherlands | $804.65 | 1 g | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
Chemical Identity
Data Sources
- EPA CompTox (DSSTox) · DTXSID8041668Retrieved 2026-04-06
- PubChem · compound 7647Retrieved 2026-04-06
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
Bibenzyl (CAS 103-29-7) https://chemicalindependence.com/chemical/103-29-7/ EPA CompTox (DSSTox): DTXSID8041668. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8041668 PubChem: 7647. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/7647 EPA Chemical Data Reporting: 103-29-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 103-29-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290290 for CAS 103-29-7. Reporting year: 2024. https://usatrade.census.gov/