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CAS 7158-25-0

CAS 7158-25-0 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 7158-25-0
CAS 7158-25-0PubChem CID 111263

Tricyclopentadiene

IUPAC name
pentacyclo[6.5.1.13,6.02,7.09,13]pentadeca-4,10-diene
Molecular formula
C15H18
Molecular weight
198.30 g/mol
Exact mass
198.140850574 Da
XLogP3
3.6
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
0
Covalent units
1
Defined stereocentres
0

Also known as

3a,4,4a,5,8,8a,9,9a-octahydro-4,9:5,8-dimethano-1H-benz[f]indene4,9:5,8-Dimethano-1H-benz[f]indene, 3a,4,4a,5,8,8a,9,9a-octahydro-EINECS 230-512-13a,4,4a,5,8,8a,9,9a-Octahydro-4,9:5,8-dimethano-1H-benz(f)indene4,9:5,8-Dimethano-1H-benz(f)indene, 3a,4,4a,5,8,8a,9,9a-octahydro-4,9:5,8-Dimethano-1H-benzfindene, 3a,4,4a,5,8,8a,9,9a-octahydro-RefChem:899379230-512-1
4 more reported names
3a,4,4a,5,8,8a,9,9a-octahydro-1H-4,9:5,8-dimethanocyclopenta[b]naphthalene3a,4,4a,5,8,8a,9,9a-octahydro-4,9TCPDVitamin K1 Impurity 198
Open full PubChem recordPubChem annotations3D structure image
External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 7158-25-0

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How CAS 7158-25-0 is used on this site

CAS 7158-25-0 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 7158-25-0 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.