Isopentyl alcohol

CAS 123-51-3

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

US productionZero

Import value, 2024$103M

Import volumeCBI

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

Top sourceGermany 46%

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 290519 · basket

EPA reports by year

2023: US production Zero · Imports Confidential
2019: US production Zero · Imports 217.9K lb

These shares come from HS customs code 290519, which covers 122 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).

DE 46%GermanyMX 17%MexicoIN 11%IndiaCN 7%ChinaJP 3%Japan

Indonesia
Brazil
Canada
Singapore
Armenia
Slovakia
Argentina
Ukraine
Ireland
Netherlands
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.

Indorama Ventures Usa Holdings

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.

Quadra Chemicals

The Sherwin Williams

Why It Matters

Sectors

Metals & MiningPaints & Coatings

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 2 functional roles.

•Flotation agent in Mining (except Oil and Gas) and support activities (100%)Processing—incorporation into formulation, mixture, or reaction product
•Solvent in Fabricated Metal Product Manufacturing (100%)Use—non-incorporative activities
•Solvent in Paint and Coating Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.02/gSigma-Aldrich (Rush Stock)

CountryGermany

Pack$437.20 / 20 kg

Purity98%

Vendors10 available

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

9 more vendors

Vendor	Country	$/g	Pack	Purity
Sigma-Aldrich	Germany	$0.02	20 kg	98%
A2B Chem LLC	United States	$0.30	500 g	95%
Combi-Blocks, Inc.	United States	$0.30	500 g	98%
AA BLOCKS	United States	$0.35	500 g	95%
Fluorochem UK	United Kingdom	$0.54	100 g	99%
Otava, Ltd.	Ukraine	$460.00	250 mg	90%
Otava, Ltd. (2 weeks)	Ukraine	$2724.00	50 mg	90%
Asinex	Netherlands	$6461.40	100 mg	90%
TimTec, LLC (back-ordered)	United States	$32000.00	15 mg	94%

Chemical Identity

CAS123-51-3

PubChem CID31260

DTXSIDDTXSID3025469

FormulaC5H12O

Mol. Weight88.15 g/mol

SMILESCC(C)CCO

Data Sources

EPA CompTox (DSSTox) · DTXSID3025469Retrieved 2026-04-06
PubChem · compound 31260Retrieved 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

Isopentyl alcohol (CAS 123-51-3) https://chemicalindependence.com/chemical/123-51-3/ EPA CompTox (DSSTox): DTXSID3025469. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID3025469 PubChem: 31260. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/31260 EPA Chemical Data Reporting: 123-51-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 123-51-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290519 for CAS 123-51-3. Reporting year: 2024. https://usatrade.census.gov/