Ethylene glycol monoisobutyl ether

CAS 4439-24-1

Ethanol, 2-(2-methylpropoxy)-

Molecular structure of 4439-24-1
US productionNot reported
Import value, 2024$6M
Top sourceGermany 47%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

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

Where It Comes From

Customs basis: HS 290943 · narrow

These shares come from HS customs code 290943, which covers 6 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
DE 47%GermanyTW 16%TaiwanKR 11%South KoreaIT 7%ItalyCN 6%China

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Vendor Pricing

$0.25/gCombi-Blocks, Inc.
CountryUnited States
Pack$250.00 / 1 kg
Purity98%
Vendors3 available

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

Chemical Identity

CAS4439-24-1
PubChem CIDNot recorded
DTXSIDDTXSID3063469
FormulaC6H14O2
Mol. Weight118.176 g/mol
SMILESCC(C)COCCO

Data Sources

Brief citations

Ethylene glycol monoisobutyl ether (CAS 4439-24-1) https://chemicalindependence.com/chemical/4439-24-1/ EPA TSCA Inventory: CAS 4439-24-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 290943 for CAS 4439-24-1. Reporting year: 2024. https://usatrade.census.gov/