1,2-Dihydro-2,2,4-trimethylquinoline

CAS 147-47-7

Companies reported imports and no US production of this chemical to EPA for 2019.

US productionZero

Import value, 2024$111M

Import volume25.1K lb

Import dependency100%

Top sourceIndia 28%

Production is reported production, not a complete census of factories. Production reporting year: 2019. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

1,2-Dihydro-2,2,4-trimethylquinoline · US import value by year

2013: $262M · Peak 2016: $330M · 2024: $111M · 2025: $100M

Where It Comes From

Customs basis: HS 293349 · basket

EPA reports by year

2019: US production Zero · Imports 25.1K lb

These shares come from HS customs code 293349, which covers 94 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).

IN 28%IndiaCN 27%ChinaSE 12%SwedenKR 10%South KoreaGB 4%United Kingdom

Spain
Portugal
Germany
Netherlands
Israel
Australia
Taiwan
Lithuania
South Africa
Hong Kong

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Lanxess

EPA-registered importers (1)

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

The Goodyear Tire & Rubber

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

Vendor Pricing

$0.05/gBLD Pharmatech Co., Limited

CountryUnited States

Pack$46.00 / 1 kg

Purity80%

Vendors16 available

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

15 more vendors

Vendor	Country	$/g	Pack	Purity
BLD Pharmatech GmbH	Germany	$0.05	1 kg	80%
BLD Pharmatech Ltd.	China	$0.05	1 kg	80%
Ambeed, Inc.	United States	$0.05	1 kg	80%
Aaron Chemicals LLC	Hong Kong	$1.20	5 g	95%
A2B Chem LLC	United States	$1.23	100 g	95%
Angene Chemical	China → Hong Kong	$1.43	500 g	95%
AA BLOCKS	United States	$1.44	100 g	95%
MedChemExpress MCE	Sweden	$2.05	500 g	—
Fluorochem EU	Germany	$2.13	100 g	96%
AK Scientific Specialized	United States	$2.44	25 g	95%
AK Scientific, Inc.	United States	$3.40	25 g	97%
Angene International Limited	United States	$6.64	25 g	97%
AstaTech (2 weeks)	United States	$33.76	25 g	95%
Life Chemicals Inc.	Ukraine → Canada	$72.00	250 mg	95%
Angene	China → Hong Kong	$4266.67	30 mg	95%

Chemical Identity

CAS147-47-7

PubChem CID8981

DTXSIDDTXSID0025070

FormulaC12H15N

Mol. Weight173.25 g/mol

SMILESCC1=CC(NC2=CC=CC=C12)(C)C

Data Sources

EPA CompTox (DSSTox) · DTXSID0025070Retrieved 2026-04-06
PubChem · compound 8981Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

1,2-Dihydro-2,2,4-trimethylquinoline (CAS 147-47-7) https://chemicalindependence.com/chemical/147-47-7/ EPA CompTox (DSSTox): DTXSID0025070. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0025070 PubChem: 8981. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/8981 EPA Chemical Data Reporting: 147-47-7. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 147-47-7. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293349 for CAS 147-47-7. Reporting year: 2024. https://usatrade.census.gov/