4-Methylmorpholine

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

Molecular structure of 109-02-4
US ProductionCBI
Import Value$6.4B
Top SourceSingapore 36%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 293499 · basket

These shares come from HS customs code 293499, which covers 57 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
SG 36%SingaporeIE 23%IrelandCN 11%ChinaCH 6%SwitzerlandIN 5%India
EPA-registered manufacturers (2)
Huntsman
Suez Treatment Solutions
EPA-registered importers (2)
Basf Se · DE Germany
Basf

Why It Matters

Sectors
EnergyConstructionPlastics & RubberPaints & CoatingsCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 5 sectors as 4 functional roles.

  • Intermediate in All Other Basic Organic Chemical Manufacturing (109%)Processing as a reactant
  • Defoamer in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • Defoamer in ConstructionProcessing—incorporation into formulation, mixture, or reaction product
  • Catalyst in Plastics Product Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • Corrosion inhibitors and anti-scaling agents in Petroleum Refineries (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.11/gA2B Chem LLC (2 weeks)
CountryUnited States
Pack$11173.00 / 100 kg
Purity98%
Vendors8 available

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

7 more vendors
VendorCountry$/gPackPurity
AA BLOCKS (1 week)United States$0.11100 kg98%
Manchester OrganicsUnited Kingdom$0.11500 g98%
Labotest KGGermany$217.805000 mg90%
Otava, Ltd.Ukraine$2280.0050 mg95%
Otava, Ltd. (2 weeks)Ukraine$2724.0050 mg95%
AsinexNetherlands$6461.40100 mg90%
TimTec, LLC (back-ordered)United States$32000.0015 mg94%

Chemical Identity

CAS109-02-4
PubChem CID7972
DTXSIDDTXSID9029146
FormulaC5H11NO
Mol. Weight101.15 g/mol
SMILESCN1CCOCC1

Data Sources

DTXSID90291462026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

79722026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/7972/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/7972.json

109-02-42026-04-24

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

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

CAS 109-02-42026-04-25

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

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