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3,4-Dimethylbenzaldehyde

CAS 5973-71-7

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

Molecular structure of 5973-71-7
US productionZero
Import value, 2024$106M
Import volumeCBI
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
JP 33%JapanCN 14%ChinaMX 13%MexicoIN 12%IndiaES 9%Spain
EPA-registered importers (1)
Mitsubishi Gas Chemical America

Why It Matters

Sectors
Core Chemicals
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 1 functional role.

  • •Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant
  • •Intermediate in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.04/gAaron Chemicals LLC
CountryHong Kong
Pack$20.00 / 500 g
Purity98%
Vendors27 available

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

26 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina → Hong Kong$0.04500 g98%
AA BLOCKSUnited States$0.05500 g98%
A2B Chem LLCUnited States$0.05500 g98%
ChemsceneUnited States$0.071 kg—
BLD Pharmatech GmbHGermany$0.071 kg95%
BLD Pharmatech Ltd.China$0.071 kg95%
BLD Pharmatech Co., LimitedUnited States$0.13500 g95%
Ambeed, Inc.United States$0.13500 g95%
Angene International LimitedUnited States$0.23100 g98%
AK Scientific SpecializedUnited States$0.251 kg95%
Combi-Blocks, Inc.United States$0.251 kg95%
Apollo Scientific USUnited Kingdom$0.28100 g—
AK Scientific, Inc.United States$0.331 kg97%
Fluorochem EUGermany$0.3425 g95%
Fluorochem UKUnited Kingdom$0.3425 g95%
Manchester OrganicsUnited Kingdom$0.42100 g—
AstaTech (2 weeks)United States$3.0825 g95%
Sigma-Aldrich (Rush Stock)Germany$15.8325 g98%
Sigma-AldrichGermany$15.8325 g98%
ALFA AESARGermany$16.1325 g97%
Labotest KGGermany$453.001000 mg90%
Otava, Ltd. (2 weeks)Ukraine$2724.0050 mg90%
Key Organics Ltd.United Kingdom$2740.0050 mg95%
AngeneChina → Hong Kong$4266.6730 mg98%
AsinexNetherlands$6461.40100 mg90%
TimTec, LLC (back-ordered)United States$32000.0015 mg94%

Chemical Identity

CAS5973-71-7
PubChem CID22278
DTXSIDDTXSID2041626
FormulaC9H10O
Mol. Weight134.17 g/mol
SMILESCC1=C(C=C(C=C1)C=O)C

Data Sources

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Brief citations

3,4-Dimethylbenzaldehyde (CAS 5973-71-7) https://chemicalindependence.com/chemical/5973-71-7/ EPA CompTox (DSSTox): DTXSID2041626. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2041626 PubChem: 22278. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/22278 EPA Chemical Data Reporting: 5973-71-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 5973-71-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291229 for CAS 5973-71-7. Reporting year: 2024. https://usatrade.census.gov/