Dibenzoyl-L-tartaric acid

CAS 2743-38-6

Butanedioic acid, 2,3-bis(benzoyloxy)-, (2R,3R)-

Molecular structure of 2743-38-6
US productionNot reported
Import value, 2024$12M
Top sourceSpain 64%

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 291813 · basket

These shares come from HS customs code 291813, which covers 21 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
ES 64%SpainMY 14%MalaysiaBE 9%BelgiumCL 4%ChileIT 3%Italy

Why It Matters

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

Vendor Pricing

$0.20/gAK Scientific Specialized
CountryUnited States
Pack$199.00 / 1 kg
Purity98%
Vendors5 available

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

Chemical Identity

CAS2743-38-6
PubChem CIDNot recorded
DTXSIDDTXSID6033401
FormulaC18H14O8
Mol. Weight358.302 g/mol
SMILESOC(=O)[C@H](OC(=O)C1=CC=CC=C1)[C@@H](OC(=O)C1=CC=CC=C1)C(O)=O

Data Sources

Brief citations

Dibenzoyl-L-tartaric acid (CAS 2743-38-6) https://chemicalindependence.com/chemical/2743-38-6/ EPA TSCA Inventory: CAS 2743-38-6. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291813 for CAS 2743-38-6. Reporting year: 2024. https://usatrade.census.gov/