2,2'-(2,5-Thiophenediyl)bis[5-(1,1-dimethylethyl)benzoxazole]

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

Molecular structure of 7128-64-5
US ProductionCBI
Import Value$6.4B
Top SourceSingapore 36%

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 293499, 320420 · basket

These shares come from HS customs code 293499, 320420, which covers 66 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
SG 36%SingaporeIE 23%IrelandCN 11%ChinaCH 6%SwitzerlandIN 6%India
EPA-registered importers (4)
Basf Se · DE Germany
Basf
Mayzo
Milliken &

Why It Matters

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

Industrial Uses

Used in 3 sectors as 3 functional roles.

  • Brightener in Plastics Material and Resin Manufacturing (0%)Processing—incorporation into article
  • Pigment in Plastics Product ManufacturingProcessing—incorporation into article
  • Brightener in All Other Basic Organic Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • Dyes in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.07/gAaron Chemicals LLC
CountryHong Kong
Pack$36.00 / 500 g
Purity98%
Vendors27 available

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

26 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina Hong Kong$0.08500 g98%
A2B Chem LLCUnited States$0.091 kg99%
AA BLOCKSUnited States$0.11500 g99%
Apollo Scientific USUnited Kingdom$0.12500 g99%
ChemsceneUnited States$0.121 kg
BLD Pharmatech GmbHGermany$0.121 kg98%
BLD Pharmatech Ltd.China$0.121 kg98%
BLD Pharmatech Co., LimitedUnited States$0.141 kg98%
Ambeed, Inc.United States$0.141 kg98%
Fluorochem EUGermany$0.17100 g97%
A2B Chem LLC (2 weeks)United States$0.20500 g
AA BLOCKS (2 weeks)United States$0.22500 g
Combi-Blocks, Inc.United States$0.251 kg98%
AK Scientific SpecializedUnited States$0.27500 g95%
AK Scientific, Inc.United States$0.36500 g98%
AstaTech (2 weeks)United States$1.17100 g95%
ALFA AESARGermany$4.31100 g99%
Sigma-Aldrich (Rush Stock)Germany$17.715 g99%
Sigma-AldrichGermany$17.715 g99%
Angene International LimitedUnited States$52.205 g99%
Labotest KGGermany$217.805000 mg90%
ChemBridge CorporationKazakhstan$1860.00100 mg90%
Vitas M Chemical LimitedHong Kong$4020.0050 mg90%
Princeton BioMolecular Research (SC)United States$4200.0050 mg90%
AngeneChina Hong Kong$4266.6730 mg98%
TimTec, LLC (back-ordered)United States$32000.0015 mg94%

Chemical Identity

CAS7128-64-5
PubChem CID292429
DTXSIDDTXSID1048205
FormulaC26H26N2O2S
Mol. Weight430.6 g/mol
SMILESCC(C)(C)C1=CC2=C(C=C1)OC(=N2)C3=CC=C(S3)C4=NC5=C(O4)C=CC(=C5)C(C)(C)C

Data Sources

DTXSID10482052026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

2924292026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/292429/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/292429.json

7128-64-52026-04-24

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

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

CAS 7128-64-52026-04-25

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

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