Skip to main content
CosIng Checker
CosIng Checker
EU cosmetic ingredients, restrictions and safety
Login
CAS 1 record

CAS 99-76-3

CAS 99-76-3 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

Check this CAS numberBrowse annexes

Chemical identity and properties

PubChem 2D chemical structure for CAS 99-76-3
CAS 99-76-3PubChem CID 7456

Methylparaben

Methylparaben is a 4-hydroxybenzoate ester resulting from the formal condensation of the carboxy group of 4-hydroxybenzoic acid with methanol. It is the most frequently used antimicrobial preservative in cosmetics. It occurs naturally in several fruits, particularly in blueberries. It has a role as an antifungal agent, a neuroprotective agent, an antimicrobial food preservative and a plant metabolite. — ChEBI

IUPAC name
methyl 4-hydroxybenzoate
Molecular formula
C8H8O3
Molecular weight
152.15 g/mol
Exact mass
152.047344113 Da
XLogP3
2.0
Topological polar surface area
46.5 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

Methyl parabenMethyl p-hydroxybenzoateNipaginTegosept MMoldexMaseptolMethyl parahydroxybenzoatep-Hydroxybenzoic acid methyl ester
16 more reported names
Preserval MPreservalMetabenMethabenMetoxydeParidolSolbrolSeptosMethyl parasept4-Hydroxybenzoic acid methyl esterMethyl butexMethyl chemoseptp-Methoxycarbonylphenolp-CarbomethoxyphenolNipagin MBenzoic acid, 4-hydroxy-, methyl ester
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 99-76-3

1 total
No records found for this CAS number.

How CAS 99-76-3 is used on this site

CAS 99-76-3 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares 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 99-76-3 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.