Butyl disulfide

CAS 629-45-8

Disulfide, dibutyl

Molecular structure of 629-45-8
US productionNot reported
Import value, 2024$760M
Top sourceChina 33%

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 293090 · basket

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

Why It Matters

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

Vendor Pricing

$0.19/gAaron Chemicals LLC
CountryHong Kong
Pack$94.00 / 500 g
Purity98%
Vendors15 available

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

Chemical Identity

CAS629-45-8
PubChem CIDNot recorded
DTXSIDDTXSID8060874
FormulaC8H18S2
Mol. Weight178.35 g/mol
SMILESCCCCSSCCCC

Data Sources

Brief citations

Butyl disulfide (CAS 629-45-8) https://chemicalindependence.com/chemical/629-45-8/ EPA TSCA Inventory: CAS 629-45-8. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293090 for CAS 629-45-8. Reporting year: 2024. https://usatrade.census.gov/