2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[4-hydroxy-, sodium salt (1:2)

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

Molecular structure of 20324-87-2
US ProductionCBI
Import Value$28M
Top SourceIsrael 32%

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 292421 · basket

These shares come from HS customs code 292421, which covers 7 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
IL 32%IsraelCN 19%ChinaCH 11%SwitzerlandIN 11%IndiaDE 9%Germany

Why It Matters

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

Industrial Uses

Used in 1 sector as 1 functional role.

  • Intermediate in Synthetic Dye and Pigment Manufacturing (100%)Processing as a reactant

Vendor Pricing

$14.24/gA2B Chem LLC
CountryUnited States
Pack$356.00 / 25 g
Purity99%
Vendors17 available

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

16 more vendors
VendorCountry$/gPackPurity
AA BLOCKSUnited States$14.6425 g99%
Angene International LimitedUnited States$24.6825 g98%
Combi-Blocks, Inc.United States$480.001 g95%
TargetMol ChemicalsChina United States$586.00500 mg99.98%
BLD Pharmatech Co., LimitedUnited States$800.00250 mg99%
BLD Pharmatech Ltd.China$800.00250 mg99%
Ambeed, Inc.United States$800.00250 mg99%
TargetMol Chemicals USUnited States$1180.00100 mg99.98%
MolnovaChina$1292.00500 mg99%
TargetMol Chemicals EUAustria$1360.0050 mg99.98%
Aaron Chemicals LLCHong Kong$1430.00100 mg99%
Angene ChemicalChina Hong Kong$1650.00100 mg99%
ChemBridge CorporationKazakhstan$7400.0050 mg90%
AstaTech (2 weeks)United States$8208.00250 mg98%
Apexbio Technology LLCUnited States$8640.0025 mg99.49%
MedKoo Biosciences, IncUnited States$10000.0025 mg98%

Chemical Identity

CAS20324-87-2
PubChem CID88489
DTXSIDDTXSID80889678
FormulaC21H14N2Na2O9S2
Mol. Weight548.5 g/mol
SMILESC1=CC2=C(C=C(C=C2C=C1NC(=O)NC3=CC4=CC(=CC(=C4C=C3)O)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+]

Data Sources

DTXSID808896782026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

884892026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/88489/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/88489.json

20324-87-22026-04-24

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

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

CAS 20324-87-22026-04-25

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

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