1,9-Cyclohexadecadiene

CAS 4277-06-9

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

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import volumeZero

Top sourceNo public record

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

EPA reports by year

2023: US production Confidential · Imports Zero
2019: US production Confidential · Imports Zero

EPA-registered manufacturers (2)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Symrise Ag · DE Germany

Symrise

Why It Matters

Sectors

Core Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant

Chemical Identity

CAS4277-06-9

PubChem CID44148196

DTXSIDDTXSID7074957

FormulaC16H28

Mol. Weight220.39 g/mol

SMILESC1CCCC=CCCCCCCC=CCC1

Data Sources

EPA CompTox (DSSTox) · DTXSID7074957Retrieved 2026-04-06
PubChem · compound 44148196Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04

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Brief citations

1,9-Cyclohexadecadiene (CAS 4277-06-9) https://chemicalindependence.com/chemical/4277-06-9/ EPA CompTox (DSSTox): DTXSID7074957. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7074957 PubChem: 44148196. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/44148196 EPA Chemical Data Reporting: 4277-06-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 4277-06-9. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting