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CAS 707-29-9

CAS 707-29-9 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 707-29-9
CAS 707-29-9PubChem CID 69721

5,5-Dimethyl-1,3-dioxane-2-spirocyclohexane

IUPAC name
3,3-dimethyl-1,5-dioxaspiro[5.5]undecane
Molecular formula
C11H20O2
Molecular weight
184.27 g/mol
Exact mass
184.146329876 Da
XLogP3
2.6
Topological polar surface area
18.5 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

1,5-Dioxaspiro[5.5]undecane, 3,3-dimethyl-3,3-Dimethyl-1,5-dioxaspiro(5.5)undecaneFR188I264HNSC 7021NSC-7021EINECS 211-898-01,5-Dioxaspiro(5.5)undecane, 3,3-dimethyl-Cyclohexanone, 2,2-dimethyl-1,3-propandiol ketal
13 more reported names
AI3-228192,2-PENTAMETHYLENE-5,5-DIMETHYL-M-DIOXANERefChem:5277261,5-Dioxaspiro5.5undecane, 3,3-dimethyl-211-898-01,5-Dioxaspiro[5.5]undecane,3,3-dimethyl-thyme undecaneNSC70211, 3,3-dimethyl-UNII-FR188I264HDB-2791573,3-Dimethyl-1,5-dioxaspiro[5.5]undecane #Cyclohexanone, 2,2-dimethyl-1,3-propanediol ketal
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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 707-29-9

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No records found for this CAS number.

How CAS 707-29-9 is used on this site

CAS 707-29-9 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 707-29-9 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.