4,4'-Oxybis(benzenesulfohydrazide)

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

Molecular structure of 80-51-3
US ProductionCBI
Import Value$2.0B
Top SourceIreland 63%

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 293590 · basket

These shares come from HS customs code 293590, which covers 17 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
IE 63%IrelandSG 14%SingaporeIN 7%IndiaCN 7%ChinaCH 2%Switzerland
EPA-registered importers (5)
Safic Alcan · FR France
Chemspec
Henkel
Itochu International
Mitsubishi Gas Chemical

Why It Matters

Sectors
ElectronicsTransportationMetals & MiningPlastics & RubberCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 6 sectors as 4 functional roles.

  • •Polymerization promoter in Plastics Product ManufacturingProcessing as a reactant
  • •Adhesion/cohesion promoter in Machinery Manufacturing (40%)Processing—incorporation into article
  • •Adhesion/cohesion promoter in Computer and Electronic Product Manufacturing (40%)Processing—incorporation into article
  • •Adhesion/cohesion promoter in Transportation Equipment Manufacturing (20%)Processing—incorporation into article
  • •Propellants and blowing agents in Rubber Product Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.94/gA2B Chem LLC
CountryUnited States
Pack$471.00 / 500 g
Purity90%
Vendors4 available

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

3 more vendors
VendorCountry$/gPackPurity
AA BLOCKSUnited States$1.23500 g90%
Labotest KGGermany$453.001000 mg90%
Otava, Ltd.Ukraine$2724.0050 mg90%

Chemical Identity

CAS80-51-3
PubChem CID6649
DTXSIDDTXSID7026499
FormulaC12H14N4O5S2
Mol. Weight358.4 g/mol
SMILESC1=CC(=CC=C1OC2=CC=C(C=C2)S(=O)(=O)NN)S(=O)(=O)NN

Data Sources

DTXSID70264992026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

66492026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/6649/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/6649.json

80-51-32026-04-24

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

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

CAS 80-51-32026-04-25

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

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

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