5-Ethylidene-2-norbornene

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

Molecular structure of 16219-75-3
US ProductionCBI
Import Value$90M
Top SourceJapan 21%

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 290219 · basket

These shares come from HS customs code 290219, which covers 43 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
JP 21%JapanBR 12%BrazilTW 12%TaiwanKR 11%South KoreaDE 9%Germany
EPA-registered manufacturers (4)
Arlanxeo Holding Bv · NL Netherlands
Arlanxeo Usa
Ineos Oxide A Division Of Ineos Americas
Jx Nippon Chemical Texas
EPA-registered importers (4)
Sojitz · JP Japan
Lion Copolymer Holdings
Sojitz Corporation Of America
Teckrez

Why It Matters

Sectors
Plastics & RubberCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 4 sectors as 2 functional roles.

  • •Monomers in Synthetic Rubber Manufacturing (0%)Processing as a reactant
  • •Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Intermediate in Plastics Material and Resin Manufacturing (1%)Processing as a reactant
  • •Intermediate in Synthetic Rubber Manufacturing (99%)Processing as a reactant
  • •Intermediate in Rubber Product Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.13/gAaron Chemicals LLC
CountryHong Kong
Pack$67.00 / 500 g
Purity98%
Vendors2 available

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

1 more vendor
VendorCountry$/gPackPurity
AA BLOCKSUnited States$0.26100 g98%

Chemical Identity

CAS16219-75-3
PubChem CID27756
DTXSIDDTXSID1025306
FormulaC9H12
Mol. Weight120.19 g/mol
SMILESCC=C1CC2CC1C=C2

Data Sources

DTXSID10253062026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

277562026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/27756/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/27756.json

16219-75-32026-04-24

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

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

CAS 16219-75-32026-04-25

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

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

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