2-(Morpholin-4-yldithio)-1,3-benzothiazole

CAS 95-32-9

EPA’s 2023 records show zero U.S. production of this chemical.

US productionZero

Import value, 2024$104M

Import volumeCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceChina 56%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

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 293420 · basket

EPA reports by year

2023: US production Zero · Imports Confidential
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 293420, which covers 76 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).

CN 56%ChinaBE 33%BelgiumIN 4%IndiaIT 3%ItalyES 2%Spain

Japan
Canada
Ireland
Slovakia
Ukraine
United Kingdom
Taiwan
Germany
Netherlands
South Korea
Switzerland
Greece
Croatia

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.

R.T. Vanderbilt Holding

Sovereign Chemical

Why It Matters

Sectors

Plastics & Rubber

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

•Polymerization promoter in Rubber Product Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.26/gAaron Chemicals LLC

CountryHong Kong

Pack$132.00 / 500 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
Angene Chemical	China → Hong Kong	$0.29	500 g	98%
A2B Chem LLC	United States	$0.47	500 g	95%
AA BLOCKS	United States	$0.56	25 g	95%
Combi-Blocks, Inc.	United States	$1.50	100 g	95%
AK Scientific, Inc.	United States	$1.72	25 g	95%
Angene International Limited	United States	$4.08	25 g	95%
AstaTech (2 weeks)	United States	$48.00	1 g	95%
Angene	China → Hong Kong	$4266.67	30 mg	98%

Chemical Identity

CAS95-32-9

PubChem CID7231

DTXSIDDTXSID2026573

FormulaC11H12N2OS3

Mol. Weight284.4 g/mol

SMILESC1COCCN1SSC2=NC3=CC=CC=C3S2

Data Sources

EPA CompTox (DSSTox) · DTXSID2026573Retrieved 2026-04-06
PubChem · compound 7231Retrieved 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

2-(Morpholin-4-yldithio)-1,3-benzothiazole (CAS 95-32-9) https://chemicalindependence.com/chemical/95-32-9/ EPA CompTox (DSSTox): DTXSID2026573. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2026573 PubChem: 7231. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/7231 EPA Chemical Data Reporting: 95-32-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 95-32-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293420 for CAS 95-32-9. Reporting year: 2024. https://usatrade.census.gov/