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

CAS 20665-85-4

CAS 20665-85-4 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 20665-85-4
CAS 20665-85-4PubChem CID 539829

Vanillin isobutyrate

Vanillin isobutyrate is a member of phenols and a benzoate ester. — ChEBI

IUPAC name
(4-formyl-2-methoxyphenyl) 2-methylpropanoate
Molecular formula
C12H14O4
Molecular weight
222.24 g/mol
Exact mass
222.08920892 Da
XLogP3
2.1
Topological polar surface area
52.6 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
4
Covalent units
1
Defined stereocentres
0

Also known as

4-Formyl-2-methoxyphenyl isobutyrateIsobutavan4-Formyl-2-methoxyphenyl 2-methylpropanoatePropanoic acid, 2-methyl-, 4-formyl-2-methoxyphenyl esterVanillyl isobutyrateFEMA No. 3754Isobutyric acid, ester with vanillinUNII-C55654RCNR
16 more reported names
3-Methoxy-4-isobutyrylbenzaldehyde4-Hydroxy-m-anisaldehyde isobutyrateEINECS 243-956-64-Isobutyroyloxy-3-methoxybenzaldehydeVANILLIN, ISOBUTYRATE4-Hydroxy-3-methoxybenzaldehyde isobutyrate4-Hydroxy-m-anisaldehyde 2-methylpropionateVANILLIN ISOBUTYRATE [FHFI]4-Hydroxy-3-methoxybenzaldehyde 2-methylpropionateRefChem:193698BGKAKRUFBSTALK-UHFFFAOYSA-NIsobutyric acid 2-methoxy-4-formylphenyl esterISO-JASMONE PURE3-Methoxy-4-(2-methylpropanoyloxy)benzaldehyde(4-formyl-2-methoxy-phenyl) 2-methylpropanoateCHEBI:168997
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 20665-85-4

0 total
No records found for this CAS number.

How CAS 20665-85-4 is used on this site

CAS 20665-85-4 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 20665-85-4 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.