Disulfide, dioctadecyl

CAS 2500-88-1

Companies reported imports and no US production of this chemical to EPA for 2023.

US productionZero

Import value, 2024$760M

Import volume44.1K lb

Import dependency100%

Top sourceChina 33%

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.

Disulfide, dioctadecyl · US import value by year

2013: $743M · Peak 2022: $984M · 2024: $760M · 2025: $751M

Where It Comes From

Customs basis: HS 293090 · basket

EPA reports by year

2023: US production Zero · Imports 44.1K lb
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 293090, which covers 418 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).

CN 33%ChinaES 14%SpainCH 9%SwitzerlandIT 7%ItalyIN 7%India

Israel
Croatia
Ukraine
Slovakia
United Arab Emirates
Ireland
Poland
Lithuania
Brazil
Singapore
Australia
Armenia
Hong Kong
Vietnam
Czech Republic
Hungary
Greece
Russia

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.

Clariant International · CH Switzerland

Clariant

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

Industrial Uses

Used in 2 sectors as 1 functional role.

•Antioxidant in Plastics Product Manufacturing (100%)Processing—incorporation into article
•Antioxidant in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$20.59/gALFA AESAR

CountryGermany

Pack$514.80 / 25 g

Purity98%

Vendors9 available

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

8 more vendors

Vendor	Country	$/g	Pack	Purity
AstaTech (2 weeks)	United States	$47.80	25 g	95%
Aaron Chemicals LLC	Hong Kong	$48.00	5 g	98%
Angene Chemical	China → Hong Kong	$51.60	5 g	98%
Labotest KG	Germany	$453.00	1000 mg	90%
A2B Chem LLC (1 week)	United States	$3760.00	100 mg	—
AA BLOCKS (1 week)	United States	$3970.00	100 mg	—
Sigma-Aldrich (Rush Stock)	Germany	$5220.80	100 mg	—
Sigma-Aldrich	Germany	$5220.80	100 mg	—

Chemical Identity

CAS2500-88-1

PubChem CID75627

DTXSIDDTXSID5062475

FormulaC36H74S2

Mol. Weight571.1 g/mol

SMILESCCCCCCCCCCCCCCCCCCSSCCCCCCCCCCCCCCCCCC

Data Sources

EPA CompTox (DSSTox) · DTXSID5062475Retrieved 2026-04-06
PubChem · compound 75627Retrieved 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

Disulfide, dioctadecyl (CAS 2500-88-1) https://chemicalindependence.com/chemical/2500-88-1/ EPA CompTox (DSSTox): DTXSID5062475. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5062475 PubChem: 75627. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/75627 EPA Chemical Data Reporting: 2500-88-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 2500-88-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293090 for CAS 2500-88-1. Reporting year: 2024. https://usatrade.census.gov/