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3-Ethoxy-4-hydroxybenzaldehyde

CAS 121-32-4

U.S. production volumes are classified as confidential business information.

Molecular structure of 121-32-4
US productionCBI
Import value, 2024$8M
Top sourceChina 89%

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. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

Customs basis: HS 291242 · exact

EPA reports by year
2023
US production Confidential · Imports Confidential
2019
US production Confidential · Imports Confidential
Source Countries
CN 89%ChinaIN 5%IndiaCA 3%CanadaMX 2%MexicoHK 1%Hong Kong
EPA-registered manufacturers (2)
Syensqo Sa · BE Belgium
Solvay
Domestic parents -- activity not disclosed (2)
Berje
Reckitt Benckiser
EPA-registered importers (6)
Reckitt Benckiser Group · GB United Kingdom
Givaudan Fragrances
Henkel Us Operations
International Flavors And Fragrances
P&G
Show all 6
Tilley Distribution

Why It Matters

Sectors
FoodPlastics & RubberConsumer ProductsCore Chemicals
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 5 sectors as 2 functional roles.

  • •Flavoring and nutrient in Food, beverage, and tobacco product manufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Fragrance in All Other Basic Organic Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Fragrance in All Other Chemical Product and Preparation Manufacturing (98%)Processing—incorporation into formulation, mixture, or reaction product
  • •Fragrance in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
  • •Fragrance in Plastics Material and Resin Manufacturing (1%)Processing—incorporation into article
  • •Flavoring and nutrient in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.05/gAaron Chemicals LLC
CountryHong Kong
Pack$23.00 / 500 g
Purity98%
Vendors32 available

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

31 more vendors
VendorCountry$/gPackPurity
AA BLOCKSUnited States$0.0525 kg98%
Angene ChemicalChina → Hong Kong$0.05500 g98%
A2B Chem LLCUnited States$0.06500 g98%
Sigma-Aldrich (Rush Stock)Germany$0.0710 kg98%
Sigma-AldrichGermany$0.0710 kg98%
ChemsceneUnited States$0.091 kg—
BLD Pharmatech Ltd.China$0.091 kg98%
Fluorochem EUGermany$0.09500 g98%
BLD Pharmatech Co., LimitedUnited States$0.111 kg98%
Ambeed, Inc.United States$0.111 kg98%
Apollo Scientific USUnited Kingdom$0.15500 g98%
AstaTech, IncUnited States$0.15500 g95%
MedChemExpress MCESweden$0.17500 g99.98%
AK Scientific SpecializedUnited States$0.24500 g98%
Combi-Blocks, Inc.United States$0.251 kg98%
Angene International LimitedUnited States$0.261 kg95%
ALFA AESARGermany$0.28500 g98%
AK Scientific, Inc.United States$0.33500 g99%
InterbioscreenHong Kong$12.0010 g95%
HTS Biochemie InnovationenGermany$120.0010 g95%
Labotest KGGermany$217.805000 mg90%
MolnovaChina$224.00500 mg99%
Vitas M Chemical LimitedHong Kong$310.001 g90%
Otava, Ltd.Ukraine$460.00250 mg90%
Otava, Ltd. (2 weeks)Ukraine$2724.0050 mg90%
Key Organics Ltd.United Kingdom$2740.0050 mg95%
Princeton BioMolecular Research (SC)United States$2900.00100 mg90%
AngeneChina → Hong Kong$4266.6730 mg98%
ChemDiv, Inc.United States$7666.6715 mg90%
AsinexNetherlands$9292.8050 mg90%
TimTec, LLC (back-ordered)United States$32000.0015 mg94%

Chemical Identity

CAS121-32-4
PubChem CID8467
DTXSIDDTXSID5021968
FormulaC9H10O3
Mol. Weight166.17 g/mol
SMILESCCOC1=C(C=CC(=C1)C=O)O

Data Sources

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Brief citations

3-Ethoxy-4-hydroxybenzaldehyde (CAS 121-32-4) https://chemicalindependence.com/chemical/121-32-4/ EPA CompTox (DSSTox): DTXSID5021968. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5021968 PubChem: 8467. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/8467 EPA Chemical Data Reporting: 121-32-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 121-32-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291242 for CAS 121-32-4. Reporting year: 2024. https://usatrade.census.gov/