Benzaldehyde, 4-propyl-

CAS 28785-06-0

EPA’s 2023 records show zero U.S. production of this chemical.

US productionZero

Import value, 2024$106M

Import volumeCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceJapan 33%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

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 291229 · basket

EPA reports by year

2023: US production Zero · Imports Confidential
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 291229, which covers 104 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).

JP 33%JapanCN 14%ChinaMX 13%MexicoIN 12%IndiaES 9%Spain

Malaysia
Ukraine
Austria
Belgium
Latvia
Netherlands
Brazil
Canada
Singapore

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.

Milliken &

EPA-registered importers (1)

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

Mitsubishi Gas Chemical America

Why It Matters

Sectors

Core Chemicals

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 All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant

Vendor Pricing

$3.20/gAaron Chemicals LLC

CountryHong Kong

Pack$1602.00 / 500 g

Purity95%

Vendors19 available

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

18 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$3.22	500 g	95%
A2B Chem LLC	United States	$5.52	25 g	97%
AA BLOCKS	United States	$6.16	25 g	97%
BLD Pharmatech Ltd.	China	$6.80	100 g	97%
Ambeed, Inc.	United States	$6.80	100 g	97%
Combi-Blocks, Inc.	United States	$6.80	100 g	97%
BLD Pharmatech Co., Limited	United States	$7.76	25 g	97%
MedChemExpress MCE	Sweden	$8.49	100 g	—
BLD Pharmatech GmbH	Germany	$9.80	5 g	97%
Fluorochem EU	Germany	$10.16	5 g	95%
Synthonix	United States	$12.00	5 g	97%
AstaTech, Inc	United States	$21.20	25 g	95%
Fluorochem UK	United Kingdom	$28.60	250 mg	95%
Sigma-Aldrich (Rush Stock)	Germany	$39.15	5 g	95%
Sigma-Aldrich	Germany	$39.15	5 g	95%
Angene International Limited	United States	$68.60	5 g	95%
Labotest KG	Germany	$217.80	5000 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	95%

Chemical Identity

CAS28785-06-0

PubChem CID120047

DTXSIDDTXSID6067412

FormulaC10H12O

Mol. Weight148.2 g/mol

SMILESCCCC1=CC=C(C=C1)C=O

Data Sources

EPA CompTox (DSSTox) · DTXSID6067412Retrieved 2026-04-06
PubChem · compound 120047Retrieved 2026-04-06
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

Benzaldehyde, 4-propyl- (CAS 28785-06-0) https://chemicalindependence.com/chemical/28785-06-0/ EPA CompTox (DSSTox): DTXSID6067412. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID6067412 PubChem: 120047. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/120047 EPA Chemical Data Reporting: 28785-06-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 28785-06-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291229 for CAS 28785-06-0. Reporting year: 2024. https://usatrade.census.gov/