1,3-Cyclopentadiene

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

Molecular structure of 542-92-7
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)
Shell · GB United Kingdom
Sojitz · JP Japan
Shell Chemical
Sojitz Corporation Of America

Why It Matters

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

Industrial Uses

Used in 4 sectors as 3 functional roles.

  • •Monomers in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Intermediate in All Other Basic Organic Chemical ManufacturingProcessing as a reactant
  • •Intermediate in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Intermediate in Petroleum Refineries (100%)Processing as a reactant
  • •Plasticizer in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$90.00/gHTS Biochemie Innovationen
CountryGermany
Pack$90.00 / 1 g
Purity95%
Vendors3 available

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

2 more vendors
VendorCountry$/gPackPurity
A2B Chem LLC (1 week)United States$1203.001 g95%
AA BLOCKS (1 week)United States$1275.001 g95%

Chemical Identity

CAS542-92-7
PubChem CID7612
DTXSIDDTXSID0027191
FormulaC5H6
Mol. Weight66.1 g/mol
SMILESC1C=CC=C1

Data Sources

DTXSID00271912026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

76122026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/7612/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/7612.json

542-92-72026-04-24

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

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

CAS 542-92-72026-04-25

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

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

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