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CAS 55066-56-3

CAS 55066-56-3 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 55066-56-3
CAS 55066-56-3PubChem CID 62092

p-Cresyl isovalerate

4-Methylphenyl 3-methylbutanoate is a member of phenols and a benzoate ester. — ChEBI

IUPAC name
(4-methylphenyl) 3-methylbutanoate
Molecular formula
C12H16O2
Molecular weight
192.25 g/mol
Exact mass
192.115029749 Da
XLogP3
3.5
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

p-Tolyl isovalerate4-Methylphenyl 3-methylbutanoateCresyl isovalerate, p-p-tolyl 3-methylbutyrateTolyl isovalerate, P-FEMA No. 3387C8JG0XTQ0ZMethylphenyl 3-methylbutyrate, p-
16 more reported names
Butanoic acid, 3-methyl-, 4-methylphenyl esterTolyl 3-methylbutyrate, p-Cresyl 3-methylbutanoate, p-NSC 32511AI3-24274p-Cresyl 3-methylbutanoateEINECS 259-465-5NSC-32511PARA-TOLYL-3-METHYL BUTYRATEPARA-TOLYL-3-METHYL BUTYRATE [FHFI]RefChem:858040259-465-5Isovaleric acid p-tolyl esterp-Tolyl 3-methylbutanoatep-Cresol Isovaleratep-Tolyl-3-methylbutyrate
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 55066-56-3

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How CAS 55066-56-3 is used on this site

CAS 55066-56-3 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 55066-56-3 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.