n-Butyl chloroformate

CAS 592-34-7

Used in 1 industrial sector tracked by the EPA.

US production144.4K 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 291590 · basket

EPA reports by year

2023: US production 144.4K lb · Imports Zero
2019: US production 989.9K lb · Imports Zero

HS customs code 291590 covers 588 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.

Vandemark Chemical

Why It Matters

Sectors

Energy

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 Oil and Gas Drilling, Extraction, and Support activities (100%)Processing as a reactant

Vendor Pricing

$0.49/gSigma-Aldrich (Rush Stock)

CountryGermany

Pack$49.30 / 100 g

Purity98%

Vendors3 available

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

2 more vendors

Vendor	Country	$/g	Pack	Purity
Sigma-Aldrich	Germany	$0.49	100 g	98%
Interbioscreen	Hong Kong	$10.00	10 g	95%

Chemical Identity

CAS592-34-7

PubChem CID61140

DTXSIDDTXSID7060461

FormulaC5H9ClO2

Mol. Weight136.58 g/mol

SMILESCCCCOC(=O)Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID7060461Retrieved 2026-04-06
PubChem · compound 61140Retrieved 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

n-Butyl chloroformate (CAS 592-34-7) https://chemicalindependence.com/chemical/592-34-7/ EPA CompTox (DSSTox): DTXSID7060461. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7060461 PubChem: 61140. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/61140 EPA Chemical Data Reporting: 592-34-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 592-34-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting