Disodium (2Z)-but-2-enedioate

No U.S. production. America imports the entire domestic supply.

Molecular structure of 371-47-1
US ProductionZero
Import Value$139M
Import Volume475.3K lbs
Import Dependency100%
Top SourceChina 67%
Disodium (2Z)-but-2-enedioate · US import value by year
$117M2013$118M2025

Where It Comes From

Customs basis: HS 291719 · basket

These shares come from HS customs code 291719, which covers 56 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 67%ChinaCA 13%CanadaAT 4%AustriaIN 4%IndiaJP 4%Japan
EPA-registered importers (1)
Lanxess

Why It Matters

Sectors
Construction
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 1 sector as 1 functional role.

  • Pigment in Construction (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.31/gAA BLOCKS
CountryUnited States
Pack$156.00 / 500 g
Purity99%
Vendors2 available

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

1 more vendor
VendorCountry$/gPackPurity
Aaron Chemicals LLCHong Kong$0.41500 g95%

Chemical Identity

CAS371-47-1
PubChem CID9734
DTXSIDDTXSID5059901
FormulaC4H2Na2O4
Mol. Weight160.04 g/mol
SMILESC(=CC(=O)[O-])C(=O)[O-].[Na+].[Na+]

Data Sources

DTXSID50599012026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

97342026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/9734/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/9734.json

371-47-12026-04-24

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

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

CAS 371-47-12026-04-25

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

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