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CAS 80657-64-3

CAS 80657-64-3 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 80657-64-3
CAS 80657-64-3PubChem CID 157343

4,7-Methano-3aH-indene-3a-carboxylic acid, octahydro-, ethyl ester, (3aalpha,4alpha,7alpha,7aalpha)-

IUPAC name
ethyl (1S,2R,6R,7R)-tricyclo[5.2.1.02,6]decane-2-carboxylate
Molecular formula
C13H20O2
Molecular weight
208.30 g/mol
Exact mass
208.146329876 Da
XLogP3
3.4
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
4

Also known as

Ethyl hexahydro-4,7-methanoindane-3a-carboxylateEC 407-520-04,7-Methano-3aH-indene-3a-carboxylic acid, octahydro-, ethyl ester, (3aR,4S,7R,7aR)-rel-RefChem:5083354,7-Methano-3aH-indene-3a-carboxylic acid, octahydro-, ethyl ester, (3a.alpha.,4.alpha.,7.alpha.,7a.alpha.)-687-614-8MGQPKOBPXHENPO-LSCVPOLPSA-Nethyl (3aR,4S,7R,7aR)-octahydro-3aH-4,7-methanoindene-3a-carboxylate
2 more reported names
Ethyl (3aR,4S,7R,7aR)-octahydro-3aH-4,7-methanoindene-3a-carboxylate rel4,7-Methano-3aH-indene-3a-carboxylic acid, octahydro-, ethyl ester, (3aR,4S,7R,7aR)-
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 80657-64-3

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How CAS 80657-64-3 is used on this site

CAS 80657-64-3 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 80657-64-3 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.