Butanoic acid, 3-oxo-, 1-methylethyl ester

No U.S. production. America imports the entire domestic supply.

Molecular structure of 542-08-5
US ProductionZero
Import Value$65M
Import Volume40.6K lbs
Import Dependency100%
Top SourceChina 20%
Butanoic acid, 3-oxo-, 1-methylethyl ester · US import value by year
$59M2013$69M2025

Where It Comes From

Customs basis: HS 291830 · basket

These shares come from HS customs code 291830, which covers 18 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 20%ChinaIN 19%IndiaIT 19%ItalyCH 15%SwitzerlandJP 15%Japan
EPA-registered importers (1)
Lonza

Why It Matters

Sectors
HealthAgriculturePaper & Printing
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 3 sectors as 1 functional role.

  • •Intermediate in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingProcessing as a reactant
  • •Intermediate in Pharmaceutical and Medicine ManufacturingProcessing as a reactant
  • •Intermediate in Printing Ink ManufacturingProcessing as a reactant

Vendor Pricing

$0.05/gSigma-Aldrich (Rush Stock)
CountryGermany
Pack$10478.07 / 230 kg
Purity99%
Vendors21 available

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

20 more vendors
VendorCountry$/gPackPurity
Sigma-AldrichGermany$0.05230 kg99%
Aaron Chemicals LLCHong Kong$0.14500 g97%
Angene ChemicalChina → Hong Kong$0.15500 g97%
A2B Chem LLCUnited States$0.24500 g97%
Combi-Blocks, Inc.United States$0.251 kg97%
AA BLOCKSUnited States$0.281 kg98%
BLD Pharmatech GmbHGermany$0.31500 g98%
BLD Pharmatech Ltd.China$0.31500 g98%
BLD Pharmatech Co., LimitedUnited States$0.34500 g98%
Ambeed, Inc.United States$0.34500 g98%
AK Scientific SpecializedUnited States$0.36500 g98%
MedChemExpress MCESweden$0.38500 g—
AK Scientific, Inc.United States$0.48500 g99%
Angene International LimitedUnited States$0.62500 g98%
AstaTech, IncUnited States$1.41100 g95%
InterbioscreenHong Kong$10.0010 g95%
Labotest KGGermany$217.805000 mg90%
Otava, Ltd.Ukraine$2280.0050 mg95%
Otava, Ltd. (2 weeks)Ukraine$2724.0050 mg95%
AngeneChina → Hong Kong$4266.6730 mg97%

Chemical Identity

CAS542-08-5
PubChem CID68329
DTXSIDDTXSID7060253
FormulaC7H12O3
Mol. Weight144.17 g/mol
SMILESCC(C)OC(=O)CC(=O)C

Data Sources

DTXSID70602532026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

683292026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/68329/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/68329.json

542-08-52026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 542-08-52026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv

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