Skip to main content
CosIng Checker
CosIng Checker
EU cosmetic ingredients, restrictions and safety
Login
CAS 0 records

CAS 36431-72-8

CAS 36431-72-8 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Check this CAS numberBrowse annexes

Chemical identity and properties

PubChem 2D chemical structure for CAS 36431-72-8
CAS 36431-72-8PubChem CID 61953

Theaspirane

Theaspirane is a norisoprenoid with forumula C13H22O that is a flavour component found in various essential oils such as raspberry oil and passion fruit oil. It has a role as a volatile oil component, a flavouring agent and a fragrance. It is a volatile organic compound, a norisoprenoid, an oxaspiro compound and an olefinic compound. — ChEBI

IUPAC name
2,6,6,10-tetramethyl-1-oxaspiro[4.5]dec-9-ene
Molecular formula
C13H22O
Molecular weight
194.31 g/mol
Exact mass
194.167065321 Da
XLogP3
3.0
Topological polar surface area
9.2 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

2,6,10,10-Tetramethyl-1-oxaspiro[4.5]dec-6-ene1-Oxaspiro[4.5]dec-6-ene, 2,6,10,10-tetramethyl-FEMA No. 37741-Oxaspiro-2,6,10,10-tetramethyl(4.5)dec-6-ene2,6,10,10-Tetramethyl-1-oxaspiro(4.5)dec-6-ene7371A7GT6ECHEBI:895981-Oxaspiro(4.5)dec-6-ene, 2,6,10,10-tetramethyl-
16 more reported names
2,6,6,10-tetramethyl-1-oxaspiro(4.5)dec-9-eneRefChem:897606253-031-9Theaspirane ATheaspirane B(+/-)-Theaspiranetheaspirane Is Icis-Theaspiranetheaspirane, Itheaspirane, IItheaspirane Is II6,9-Epoxy-4-megastigmeneFEMA 3774UNII-7371A7GT6EEINECS 253-031-9Theaspirane (Isomer 1)
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 36431-72-8

0 total
No records found for this CAS number.

How CAS 36431-72-8 is used on this site

CAS 36431-72-8 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 36431-72-8 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.