What does the restriction note for POTASSIUM ETHYLPARABEN mean?

The restriction field for POTASSIUM ETHYLPARABEN reads: V/12. This is the restriction note from the CosIng inventory. For authoritative conditions and limits, always refer to the linked annex entries.

What other records share CAS 36457-19-9?

CAS 36457-19-9 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

How do I check if my formula contains POTASSIUM ETHYLPARABEN?

Use the INCI Checker to screen a full ingredient list across selected markets, or use the substance market comparison to review this identity across all supported market datasets.

InventoryRef 3697316/10/2010

POTASSIUM ETHYLPARABEN

Potassium ethyl 4-oxidobenzoate

POTASSIUM ETHYLPARABEN is linked to 1 EU annex record on this page. Inventory note: V/12.

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Regulatory evidence by market

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Market	Evidence status	Records	Source language
European Union	Evidence linked Positive-list entry with conditions Open this evidence	1	English and EU languages
Great Britain	Source mapped Official source mapped; ingredient rule not imported	0	English
Canada	Source mapped Official source mapped; ingredient rule not imported	0	English and French
New Zealand	Evidence linked Permitted list with conditions Open this evidence	1	English
ASEAN	Source mapped Official source mapped; ingredient rule not imported	0	English and national languages
China	Source mapped Official source mapped; ingredient rule not imported	0	Chinese with selected English material
Japan	Source mapped Official source mapped; ingredient rule not imported	0	Japanese; official English translation available
South Korea	Source mapped Official source mapped; ingredient rule not imported	0	Korean with some English names
United States	Source mapped Official source mapped; ingredient rule not imported	0	English
Australia	Source mapped Official source mapped; ingredient rule not imported	0	English
Brazil	Source mapped Official source mapped; ingredient rule not imported	0	Portuguese with INCI crosswalks
India	Source mapped Official source mapped; ingredient rule not imported	0	English and Hindi
Saudi Arabia	Source mapped Official source mapped; ingredient rule not imported	0	Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 36457-19-9

CAS 36457-19-9PubChem CID 23696798

Potassium Ethylparaben

The CIR Expert Panel concluded that the following 20 parabens are safe in cosmetics in the present practices of use and concentration described in the safety assessment when the sum of the combined concentration of parabens in any given formulation does not exceed 0.8 %...Potassium Ethylparaben... — Cosmetic Ingredient Review (CIR)

IUPAC name: potassium 4-ethoxycarbonylphenolate

Molecular formula: C9H9KO3
Molecular weight: 204.26 g/mol
Exact mass: 204.01887563 Da
Topological polar surface area: 49.4 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 3
Covalent units: 2
Defined stereocentres: 0

Also known as

ethylparaben potassiumUNII-528JBB2994EINECS 253-048-1528JBB2994ETHYL P-HYDROXYBENZOATE POTASSIUM SALTP-HYDROXYBENZOIC ACID ETHYL ESTER POTASSIUM SALTRefChem:175473POTASSIUM ETHYLPARABEN [INCI]

9 more reported names

BENZOIC ACID, 4-HYDROXY-, ETHYL ESTER, POTASSIUM SALT (1:1)Potassium ethyl 4-oxidobenzoatepotassium;4-ethoxycarbonylphenolateBenzoic acid, 4-hydroxy-, ethyl ester, potassium saltMSK2510KHFTYFFXNUVBSII-UHFFFAOYSA-MPotassium 4-(ethoxycarbonyl)phenolateETHYL 4-HYDROXYBENZOATE POTASSIUM SALTPotassium Ethyl-p-hydroxyl Benzoate Solution, 100pm

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID50189970

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for POTASSIUM ETHYLPARABEN

INCI name

POTASSIUM ETHYLPARABEN

Description

Potassium ethyl 4-oxidobenzoate

Record provenance

Inventory reference: 36973
Imported identity: POTASSIUM ETHYLPARABEN
Source update: 16/10/2010

European Commission CosIng source notes

Annex records for POTASSIUM ETHYLPARABEN

Annex V Restriction reference

Entry 12

4-HYDROXYBENZOIC ACID / METHYLPARABEN /POTASSIUM ETHYLPARABEN /POTASSIUM PARABEN /SODIUM METHYLPARA…

CAS: 99-96-7 /99-76-3 /36457-19-9 /16782-08-4 /5026-62-0 /35285-68-8 /120-47-8 /114-63-6 /26112-0-2 /69959-44-0

EC: 202-804-9 /202-785-7 /253-048-1 /240-830-2 /225-714-1 /252-487-6 /204-399-4 /204-051-1 /247-464-2 /274-235-4

Key data

CAS

36457-19-9

253-048-1

Restriction

V/12

Function

PRESERVATIVE: Exclusively or mainly intended to inhibit the development of micro-organisms in the cosmetic product. All authorised preservatives are substances in the positive list of Annex V to the Cosmetics Regulation 1223/2009.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#22636 · POTASSIUM ETHYLPARABEN

Ingredients with overlapping formulation functions

POLYOXYMETHYLENE GLYCOL UREAPRESERVATIVE

POTASSIUM BENZOATEPRESERVATIVE

POTASSIUM BUTYLPARABENPRESERVATIVE

POTASSIUM CALCIUM SILVER PHOSPHATES EXTRACTANTI-SEBUM, ANTIMICROBIAL, ANTIPERSPIRANT, DEODORANT, PRESERVATIVE

POTASSIUM GLYCERYL TRICETEARATE/CITRATEBINDING, BULKING, EMULSION STABILISING, PRESERVATIVE, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLI…

POTASSIUM METABISULFITEHAIR WAVING OR STRAIGHTENING, PRESERVATIVE, REDUCING

POTASSIUM METHYLPARABENPRESERVATIVE

POTASSIUM PARABENPRESERVATIVE

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How POTASSIUM ETHYLPARABEN appears in the CosIng inventory

The CosIng inventory lists POTASSIUM ETHYLPARABEN as a cosmetic ingredient and this page links it to 1 annex record. The inventory entry captures names and identifiers, while the annex record shows where the substance is prohibited, restricted or positively listed in EU cosmetics law.

POTASSIUM ETHYLPARABEN is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

POTASSIUM ETHYLPARABEN appears in the EU CosIng inventory and has linked annex records. Check the annex records above for applicable restrictions, concentration limits and conditions of use. Annex II listing means prohibited; Annex III means restricted; Annexes IV, V and VI mean permitted under specified conditions.

The restriction field for POTASSIUM ETHYLPARABEN reads: "V/12". This is the restriction note recorded in the CosIng inventory for this ingredient. For authoritative conditions and limits, always refer to the linked annex entries above.

According to the EU CosIng inventory, POTASSIUM ETHYLPARABEN carries the following function designation(s):

PRESERVATIVE

CAS 36457-19-9 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for POTASSIUM ETHYLPARABEN

This page combines the CosIng inventory entry for POTASSIUM ETHYLPARABEN with 1 linked Annex II–VI record from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research POTASSIUM ETHYLPARABEN and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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