Disodium 1,2-benzenedicarboxylate

CAS 15968-01-1

EPA’s 2023 records show zero U.S. production of this chemical.

Molecular structure of 15968-01-1 — 2 Na⁺

US productionZero

Import value, 2024$316M

Import volumeCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceSouth Korea 19%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. 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 291739 · basket

EPA reports by year

2023: US production Zero · Imports Confidential
2019: US production Zero · Imports 63.1K lb

These shares come from HS customs code 291739, which covers 103 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

KR 19%South KoreaCN 19%ChinaIN 18%IndiaES 13%SpainCA 9%Canada

Netherlands
Malaysia
Colombia
Switzerland
Turkey
Germany
Peru
Brazil
Sweden
Belgium
Denmark
Czech Republic
Ukraine
Hong Kong

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Lanxess

Why It Matters

Sectors

Textiles

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Tanning agents not otherwise specified in Textiles, apparel, and leather manufacturing (100%)Processing—incorporation into article

Vendor Pricing

$0.50/gCombi-Blocks, Inc.

CountryUnited States

Pack$50.00 / 100 g

Purity95%

Vendors6 available

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

5 more vendors

Vendor	Country	$/g	Pack	Purity
BLD Pharmatech Ltd.	China	$0.60	100 g	98%
Fluorochem EU	Germany	$0.73	100 g	98%
Ambeed, Inc.	United States	$1.00	25 g	98%
AstaTech (2 weeks)	United States	$1.02	500 g	95%
AK Scientific, Inc.	United States	$1.92	25 g	95%

Chemical Identity

CAS15968-01-1

PubChem CID85215

DTXSIDDTXSID60889651

FormulaC8H4Na2O4

Mol. Weight210.09 g/mol

SMILESC1=CC=C(C(=C1)C(=O)[O-])C(=O)[O-].[Na+].[Na+]

Data Sources

EPA CompTox (DSSTox) · DTXSID60889651Retrieved 2026-04-06
PubChem · compound 85215Retrieved 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

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Brief citations

Disodium 1,2-benzenedicarboxylate (CAS 15968-01-1) https://chemicalindependence.com/chemical/15968-01-1/ EPA CompTox (DSSTox): DTXSID60889651. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID60889651 PubChem: 85215. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/85215 EPA Chemical Data Reporting: 15968-01-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 15968-01-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291739 for CAS 15968-01-1. Reporting year: 2024. https://usatrade.census.gov/