Benzene, 1,3-diethyl-

CAS 141-93-5

Used in 1 industrial sector tracked by the EPA.

US productionNot reported

Import value, 2024$68M

Top sourceIndia 35%

EPA lists this chemical for 2023 but publishes zero or no volume for both production and imports.

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 290290 · basket

EPA reports by year

2023: US production Not published · Imports Not published

These shares come from HS customs code 290290, which covers 171 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).

IN 35%IndiaTW 11%TaiwanES 10%SpainDE 10%GermanyCN 8%China

Czech Republic
Netherlands
Switzerland
Pakistan
United Kingdom
Austria
Denmark
Indonesia
Lithuania
Hong Kong
Finland

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Trafigura Trading

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

•Fuel agents in Petroleum Refineries (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$4.20/gCombi-Blocks, Inc.

CountryUnited States

Pack$420.00 / 100 g

Purity97%

Vendors3 available

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

2 more vendors

Vendor	Country	$/g	Pack	Purity
A2B Chem LLC	United States	$4.49	100 g	97%
AA BLOCKS	United States	$4.74	100 g	97%

Chemical Identity

CAS141-93-5

PubChem CIDNot recorded

DTXSIDDTXSID1022003

FormulaC10H14

Mol. Weight134.222 g/mol

SMILESCCC1=CC(CC)=CC=C1

Data Sources

EPA TSCA InventoryRetrieved 2026-04-29
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

Benzene, 1,3-diethyl- (CAS 141-93-5) https://chemicalindependence.com/chemical/141-93-5/ EPA TSCA Inventory: CAS 141-93-5. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 141-93-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 141-93-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290290 for CAS 141-93-5. Reporting year: 2024. https://usatrade.census.gov/