4,4'-(9H-Fluorene-9,9-diyl)bis(2-chloroaniline)

CAS 107934-68-9

Used in 3 industrial sectors tracked by the EPA.

US production105.2K lb

Import value, 2024$84M

Import volume54.5K lb

Import dependency34%

Top sourceJapan 31%

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 292159 · basket

EPA reports by year

2023: US production 105.2K lb · Imports 54.5K lb
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 292159, which covers 51 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

JP 31%JapanIN 26%IndiaCN 21%ChinaCH 13%SwitzerlandBE 4%Belgium

United Kingdom
South Korea
Canada
Italy
Ukraine
Netherlands

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Weylchem Us

EPA-registered importers (2)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Arxada

Hexcel

Why It Matters

Sectors

Plastics & RubberPaints & CoatingsCore Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

Used in 3 sectors as 3 functional roles.

•Hardener in Paint and Coating Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Polymerization promoter in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Intermediate in All Other Basic Organic Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$3.44/gA2B Chem LLC

CountryUnited States

Pack$86.00 / 25 g

Purity98%

Vendors9 available

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

8 more vendors

Vendor	Country	$/g	Pack	Purity
Aaron Chemicals LLC	Hong Kong	$3.58	100 g	98%
AA BLOCKS	United States	$3.80	25 g	98%
Angene Chemical	China → Hong Kong	$4.10	100 g	98%
Ambeed, Inc.	United States	$4.10	100 g	98%
Combi-Blocks, Inc.	United States	$4.10	100 g	98%
AstaTech (2 weeks)	United States	$40.80	5 g	95%
Angene International Limited	United States	$77.20	5 g	98%
Angene	China → Hong Kong	$4266.67	30 mg	98%

Chemical Identity

CAS107934-68-9

PubChem CID21872159

DTXSIDDTXSID60619152

FormulaC25H18Cl2N2

Mol. Weight417.3 g/mol

SMILESC1=CC=C2C(=C1)C3=CC=CC=C3C2(C4=CC(=C(C=C4)N)Cl)C5=CC(=C(C=C5)N)Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID60619152Retrieved 2026-04-06
PubChem · compound 21872159Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

4,4'-(9H-Fluorene-9,9-diyl)bis(2-chloroaniline) (CAS 107934-68-9) https://chemicalindependence.com/chemical/107934-68-9/ EPA CompTox (DSSTox): DTXSID60619152. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID60619152 PubChem: 21872159. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/21872159 EPA Chemical Data Reporting: 107934-68-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 107934-68-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 292159 for CAS 107934-68-9. Reporting year: 2024. https://usatrade.census.gov/