3-(Dimethoxymethylsilyl)-1-propanethiol

CAS 31001-77-1

Used in 1 industrial sector tracked by the EPA.

US production70.0K lb

Import volumeZero

Import dependency0%

Top sourceNo public record

Production is reported production, not a complete census of factories. Production reporting year: 2019. 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

EPA reports by year

2019: US production 70.0K lb · Imports Zero

HS customs code 293090 covers 418 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Shin Etsu Silicones Of America

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

•Intermediate in Rubber Product Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.08/gAaron Chemicals LLC

CountryHong Kong

Pack$39.00 / 500 g

PurityNot recorded

Vendors7 available

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

6 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.09	500 g	—
Ambeed, Inc.	United States	$0.11	500 g	97%
A2B Chem LLC	United States	$0.15	100 g	97%
AA BLOCKS	United States	$0.17	100 g	97%
Fluorochem UK	United Kingdom	$0.42	1 kg	95%
Angene	China → Hong Kong	$4266.67	30 mg	—

Chemical Identity

CAS31001-77-1

PubChem CID2759524

DTXSIDDTXSID60893531

FormulaC6H16O2SSi

Mol. Weight180.34 g/mol

SMILESCO[Si](C)(CCCS)OC

Data Sources

EPA CompTox (DSSTox) · DTXSID60893531Retrieved 2026-04-06
PubChem · compound 2759524Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04

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Brief citations

3-(Dimethoxymethylsilyl)-1-propanethiol (CAS 31001-77-1) https://chemicalindependence.com/chemical/31001-77-1/ EPA CompTox (DSSTox): DTXSID60893531. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID60893531 PubChem: 2759524. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/2759524 EPA Chemical Data Reporting: 31001-77-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 31001-77-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting