Ditolyl ether

CAS 28299-41-4

Benzene, 1,1'-oxybis[methyl-

Molecular structure of 28299-41-4
US productionNot reported
Import value, 2024$59M
Top sourceChina 51%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 290930 · basket

These shares come from HS customs code 290930, which covers 119 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 51%ChinaIN 23%IndiaIT 12%ItalyJP 9%JapanCA 2%Canada

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS28299-41-4
PubChem CIDNot recorded
DTXSIDDTXSID8051962
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

Brief citations

Ditolyl ether (CAS 28299-41-4) https://chemicalindependence.com/chemical/28299-41-4/ EPA TSCA Inventory: CAS 28299-41-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 290930 for CAS 28299-41-4. Reporting year: 2024. https://usatrade.census.gov/