Butyl 3-mercaptopropionate

CAS 16215-21-7

Used in 1 industrial sector tracked by the EPA.

US production49.2K lb

Import volumeZero

Import dependency0%

Top sourceNo public record

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.

Where It Comes From

Customs basis: HS 293090 · basket

EPA reports by year

2023: US production 49.2K lb · Imports Zero
2019: US production 97.9K 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.

Evans Chemetics Lp Dba Bruno Bock

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

•Chain transfer agent in Plastics Material and Resin Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.32/gAngene Chemical

CountryChina (registered: Hong Kong)

Pack$161.00 / 500 g

Purity97%

Vendors6 available

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

5 more vendors

Vendor	Country	$/g	Pack	Purity
Aaron Chemicals LLC	Hong Kong	$0.33	500 g	97%
A2B Chem LLC	United States	$2.64	25 g	97%
AA BLOCKS	United States	$3.04	25 g	97%
Angene International Limited	United States	$6.88	25 g	97%
Angene	China → Hong Kong	$4266.67	30 mg	97%

Chemical Identity

CAS16215-21-7

PubChem CID85335

DTXSIDDTXSID7044845

FormulaC7H14O2S

Mol. Weight162.25 g/mol

SMILESCCCCOC(=O)CCS

Data Sources

EPA CompTox (DSSTox) · DTXSID7044845Retrieved 2026-04-06
PubChem · compound 85335Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Butyl 3-mercaptopropionate (CAS 16215-21-7) https://chemicalindependence.com/chemical/16215-21-7/ EPA CompTox (DSSTox): DTXSID7044845. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7044845 PubChem: 85335. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/85335 EPA Chemical Data Reporting: 16215-21-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 16215-21-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting