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Heptanedioic acid

CAS 111-16-0

U.S. production volumes are classified as confidential business information.

Molecular structure of 111-16-0
US productionCBI
Import value, 2024$139M
Top sourceChina 67%

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. 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 291719 · basket

EPA reports by year
2023
US production Confidential · Imports Confidential
2019
US production Confidential · Imports Confidential

These shares come from HS customs code 291719, which covers 176 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 67%ChinaCA 13%CanadaAT 4%AustriaIN 4%IndiaJP 4%Japan
Domestic parents -- activity not disclosed (1)
Emery Oleochemicals

Why It Matters

Sectors
EnergyPlastics & Rubber
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • •Plasticizer in Plastics Material and Resin Manufacturing (25%)Processing as a reactant
  • •Lubricating agent in Petroleum Lubricating Oil and Grease Manufacturing (75%)Processing as a reactant

Vendor Pricing

$0.13/gAaron Chemicals LLC
CountryHong Kong
Pack$65.00 / 500 g
Purity98%
Vendors28 available

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

27 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina → Hong Kong$0.14500 g98%
A2B Chem LLCUnited States$0.23500 g98%
Fluorochem EUGermany$0.29100 g97%
ChemsceneUnited States$0.301 kg—
BLD Pharmatech Co., LimitedUnited States$0.321 kg98%
BLD Pharmatech GmbHGermany$0.321 kg98%
BLD Pharmatech Ltd.China$0.321 kg98%
Ambeed, Inc.United States$0.321 kg98%
AA BLOCKSUnited States$0.32100 g98%
Combi-Blocks, Inc.United States$0.32500 g98%
Manchester OrganicsUnited Kingdom$0.44500 g98%
AstaTech, IncUnited States$0.48100 g95%
AK Scientific SpecializedUnited States$0.52100 g95%
AK Scientific, Inc.United States$0.55500 g98%
Angene International LimitedUnited States$0.64100 g98%
MedChemExpress MCESweden$0.75500 g98%
ALFA AESARGermany$1.13100 g98%
SynthonixUnited States$1.2025 g98%
Sigma-Aldrich (Rush Stock)Germany$1.25100 g98%
Sigma-AldrichGermany$1.25100 g98%
Fluorochem UKUnited Kingdom$2.005 g97%
InterbioscreenHong Kong$24.0010 g95%
TargetMol ChemicalsChina → United States$29.001 g99.85%
MolnovaChina$74.00500 mg99%
Otava, Ltd.Ukraine$2280.0050 mg95%
Otava, Ltd. (2 weeks)Ukraine$2724.0050 mg95%
AngeneChina → Hong Kong$4266.6730 mg98%

Chemical Identity

CAS111-16-0
PubChem CID385
DTXSIDDTXSID5021598
FormulaC7H12O4
Mol. Weight160.17 g/mol
SMILESC(CCC(=O)O)CCC(=O)O

Data Sources

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Brief citations

Heptanedioic acid (CAS 111-16-0) https://chemicalindependence.com/chemical/111-16-0/ EPA CompTox (DSSTox): DTXSID5021598. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5021598 PubChem: 385. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/385 EPA Chemical Data Reporting: 111-16-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 111-16-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291719 for CAS 111-16-0. Reporting year: 2024. https://usatrade.census.gov/