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5H-1-Benzopyran, 6,7,8,8a-tetrahydro-2,5,5,8a-tetramethyl-

CAS 5552-30-7

Molecular structure of 5552-30-7
US productionNot reported
Import value, 2024$3.5B
Top sourceIreland 57%

EPA lists this chemical as inactive, meaning no company reported making, importing or processing it in the US from 2006 to 2016.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293299 · basket

These shares come from HS customs code 293299, which covers 229 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IE 57%IrelandNL 24%NetherlandsCH 8%SwitzerlandCN 5%ChinaIT 2%Italy

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS5552-30-7
PubChem CIDNot recorded
DTXSIDDTXSID20863558
FormulaC13H20O
Mol. Weight192.302 g/mol
SMILESCC1=CC=C2C(C)(C)CCCC2(C)O1

Data Sources

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Brief citations

5H-1-Benzopyran, 6,7,8,8a-tetrahydro-2,5,5,8a-tetramethyl- (CAS 5552-30-7) https://chemicalindependence.com/chemical/5552-30-7/ EPA CompTox (DSSTox): 5552-30-7. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID20863558 EPA TSCA Inventory: CAS 5552-30-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293299 for CAS 5552-30-7. Reporting year: 2024. https://usatrade.census.gov/