Octadecanoic acid, monoester with 1,2-propanediol

CAS 1323-39-3

Molecular structure of 1323-39-3
US productionNot reported
Import value, 2024$114M
Top sourceIndonesia 27%

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 291570 · basket

These shares come from HS customs code 291570, which covers 96 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
ID 27%IndonesiaMY 25%MalaysiaSG 12%SingaporeIN 10%IndiaIT 6%Italy

Why It Matters

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

Vendor Pricing

$0.17/gAaron Chemicals LLC
CountryHong Kong
Pack$87.00 / 500 g
Purity95%
Vendors10 available

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

Chemical Identity

CAS1323-39-3
PubChem CIDNot recorded
DTXSIDDTXSID2027381
FormulaC21H42O3
Mol. Weight342.564 g/mol
SMILESC*.CCCCCCCCCCCCCCCCCC(=O)OCCO |lp:20:2,21:2,24:2,m:1:22.23|

Data Sources

Brief citations

Octadecanoic acid, monoester with 1,2-propanediol (CAS 1323-39-3) https://chemicalindependence.com/chemical/1323-39-3/ EPA TSCA Inventory: CAS 1323-39-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291570 for CAS 1323-39-3. Reporting year: 2024. https://usatrade.census.gov/