4-Oxopentanoic acid

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

Molecular structure of 123-76-2
US ProductionCBI
Import Value$65M
Top SourceChina 20%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 291830 · basket

These shares come from HS customs code 291830, which covers 18 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 20%ChinaIN 19%IndiaIT 19%ItalyCH 15%SwitzerlandJP 15%Japan

Why It Matters

Sectors
Metals & MiningPlastics & Rubber
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 3 sectors as 2 functional roles.

  • Intermediate in Synthetic Rubber Manufacturing (100%)Processing as a reactant
  • Intermediate in Plastics Material and Resin ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • Laboratory chemicals in OtherUse—non-incorporative activities

Vendor Pricing

$0.02/gAaron Chemicals LLC
CountryHong Kong
Pack$10.00 / 500 g
Purity98%
Vendors22 available

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

21 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina Hong Kong$0.021 kg98%
AA BLOCKSUnited States$0.031 kg98%
Sigma-Aldrich (Rush Stock)Germany$0.0425 kg97%
Sigma-AldrichGermany$0.0425 kg97%
A2B Chem LLCUnited States$0.04500 g97%
ChemsceneUnited States$0.051 kg
Fluorochem EUGermany$0.07500 g97%
Ambeed, Inc.United States$0.111 kg97%
ALFA AESARGermany$0.125 kg98%
MedChemExpress MCESweden$0.131 kg99.95%
AK Scientific, Inc.United States$0.251 kg99%
Combi-Blocks, Inc.United States$0.251 kg98%
Fluorochem UKUnited Kingdom$0.3425 g97%
AK Scientific SpecializedUnited States$0.43100 g98%
AstaTech, IncUnited States$0.49100 g95%
Angene International LimitedUnited States$3.0825 g99%
InterbioscreenHong Kong$24.0010 g95%
MolnovaChina$66.00500 mg99%
Otava, Ltd.Ukraine$2280.0050 mg95%
Otava, Ltd. (2 weeks)Ukraine$2724.0050 mg95%
AngeneChina Hong Kong$4266.6730 mg98%

Chemical Identity

CAS123-76-2
PubChem CID11579
DTXSIDDTXSID8021648
FormulaC5H8O3
Mol. Weight116.11 g/mol
SMILESCC(=O)CCC(=O)O

Data Sources

DTXSID80216482026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

115792026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/11579/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/11579.json

123-76-22026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 123-76-22026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv