1H-Pyrrole, 2,5-dimethyl-

CAS 625-84-3

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

US productionCBI

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

Import value, 2024$1.4B

Top sourceIreland 33%

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. US production volume is confidential. 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 293399 · basket

EPA reports by year

2023: US production Confidential · Imports Confidential

These shares come from HS customs code 293399, which covers 518 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).

IE 33%IrelandCN 26%ChinaIN 11%IndiaDE 9%GermanyIT 4%Italy

Taiwan
Poland
Canada
Ivory Coast
Greece
Hungary
Indonesia
Latvia
Belgium
Slovakia
Czech Republic
Austria
Netherlands
Finland
Denmark
Croatia
Australia
South Africa
Sweden
Hong Kong
Malta
Singapore
Lithuania
Malaysia
Oman
Serbia

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.

Penn A Kem

Why It Matters

Sectors

Core 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

•Catalyst in Petrochemical Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.44/gAaron Chemicals LLC

CountryHong Kong

Pack$219.00 / 500 g

Purity98%

Vendors18 available

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

17 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.47	500 g	98%
Combi-Blocks, Inc.	United States	$0.48	500 g	98%
A2B Chem LLC	United States	$0.52	500 g	98%
AA BLOCKS	United States	$0.55	100 g	98%
Chemscene	United States	$0.58	500 g	—
Ambeed, Inc.	United States	$0.84	25 g	98%
AK Scientific, Inc.	United States	$1.88	25 g	99%
Angene International Limited	United States	$4.32	25 g	99%
AstaTech, Inc	United States	$4.59	100 g	95%
MedChemExpress MCE	Sweden	$5.95	25 g	99.56%
Fluorochem UK	United Kingdom	$7.15	1 g	95%
Fluorochem EU	Germany	$7.26	1 g	95%
Sigma-Aldrich (Rush Stock)	Germany	$7.79	25 g	98%
Sigma-Aldrich	Germany	$7.79	25 g	98%
TargetMol Chemicals	China → United States	$145.00	200 mg	—
Labotest KG	Germany	$217.80	5000 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	98%

Chemical Identity

CAS625-84-3

PubChem CIDNot recorded

DTXSIDDTXSID40211552

FormulaC6H9N

Mol. Weight95.145 g/mol

SMILESCC1=CC=C(C)N1

Data Sources

EPA TSCA InventoryRetrieved 2026-04-29
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

1H-Pyrrole, 2,5-dimethyl- (CAS 625-84-3) https://chemicalindependence.com/chemical/625-84-3/ EPA TSCA Inventory: CAS 625-84-3. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 625-84-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 625-84-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293399 for CAS 625-84-3. Reporting year: 2024. https://usatrade.census.gov/