4,4'-Bis(2-benzoxazolyl)stilbene

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

Molecular structure of 1533-45-5
US ProductionCBI

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

EPA-registered importers (3)
Sakai Trading · JP Japan
Milliken &
Sakai Trading New York

Why It Matters

Sectors
Plastics & RubberTextiles
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • Dyes in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • Brightener in Textiles, apparel, and leather manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.04/gAaron Chemicals LLC
CountryHong Kong
Pack$19.00 / 500 g
PurityNo data available
Vendors3 available

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

2 more vendors
VendorCountry$/gPackPurity
AA BLOCKSUnited States$0.091 kg97%
Apollo Scientific USUnited Kingdom$0.121 kg95%

Chemical Identity

CAS1533-45-5
PubChem CID73744
DTXSIDDTXSID4051744
FormulaC28H18N2O2
Mol. Weight414.5 g/mol
SMILESC1=CC=C2C(=C1)N=C(O2)C3=CC=C(C=C3)C=CC4=CC=C(C=C4)C5=NC6=CC=CC=C6O5

Data Sources

DTXSID40517442026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

737442026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/73744/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/73744.json

1533-45-52026-04-24

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

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

CAS 1533-45-52026-04-25

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

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