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CAS 17455-13-9

CAS 17455-13-9 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 17455-13-9
CAS 17455-13-9PubChem CID 28557

18-Crown-6

18-crown-6 is a crown ether that is cyclooctadecane in which the carbon atoms at positions 1, 4, 7, 10, 13 and 16 have been replaced by oxygen atoms. It has a role as a phase-transfer catalyst. It is a saturated organic heteromonocyclic parent and a crown ether. — ChEBI

IUPAC name
1,4,7,10,13,16-hexaoxacyclooctadecane
Molecular formula
C12H24O6
Molecular weight
264.31 g/mol
Exact mass
264.15728848 Da
XLogP3
-0.7
Topological polar surface area
55.4 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
6
Covalent units
1
Defined stereocentres
0

Also known as

Ethylene oxide cyclic hexamerCHEBI:3239763J177NC5BNSC-159836RefChem:79335241-473-518-crown-6-ether18-Crown-6 ether
16 more reported names
18-Crown 6-Ether18-crown61,4,7,10,13,16-Hexaoxacyclooctadecane (18-Crown-6)CCRIS 3587EINECS 241-473-5NSC 159836BRN 1619616UNII-63J177NC5B1,4,7,10,13,16-Hexanoxacyclooctadecane18-Crown-6 ether; Ethylene Oxide Cyclic Hexamer; 1,4,7,10,13,16-Hexaoxacyclooctadecane; NSC 159836;18-crown-6etherO4B18-Crownether-6hexaoxacyclo-octadecane18crown-618-crown 6
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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 17455-13-9

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How CAS 17455-13-9 is used on this site

CAS 17455-13-9 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 17455-13-9 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.