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InventoryRef 3266515/10/2010

CHLOROTHYMOL

Phenol, 4-chloro-5-methyl-2-(1-methylethyl)-

CHLOROTHYMOL is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

Chemical identity and properties

PubChem 2D chemical structure for CAS 89-68-9
CAS 89-68-9PubChem CID 6982

Chlorothymol

The CIR Expert panel concludes Sodium p-Chloro-m-Cresol, p-Chloro-m-Cresol, Chlorothymol, m-Cresol, o-Cresol, Isopropyl Cresols, Thymol, o-Cymen-5-ol, Cavacrol are safe at concentrations up to 0.5% in cosmetics; however, the available data are insufficient to support the safety of p-Cresol and Mixed Cresols for use in cosmetic products. Cosmetic Ingredient Review (CIR)

IUPAC name
4-chloro-5-methyl-2-propan-2-ylphenol
Molecular formula
C10H13ClO
Molecular weight
184.66 g/mol
Exact mass
184.0654927 Da
XLogP3
3.9
Topological polar surface area
20.2 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

4-Chloro-2-isopropyl-5-methylphenol6-Chlorothymol4-ChlorothymolChlorthymolTHYMOL, 6-CHLORO-Caswell No. 2164-Chlor-2-isopropyl-5-methylphenolPhenol, 4-chloro-5-methyl-2-(1-methylethyl)-
16 more reported names
4-Chloro-6-isopropyl-3-methylphenol4-Chloro-5-methyl-2-(1-methylethyl)phenolLJ25TI0CVTChlorothymol [NF]NSC-4964UNII-LJ25TI0CVTEINECS 201-930-1EPA Pesticide Chemical Code 080403NSC 406261NSC-406261Pioral (TN)BRN 2084453Caniprevent [veterinary] (TN)MONOCHLOROTHYMOLAI3-00120CHLOROTHYMOL [MI]
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.

Inventory details for CHLOROTHYMOL

INCI name

CHLOROTHYMOL

INN name

chlorothymol

Description

Phenol, 4-chloro-5-methyl-2-(1-methylethyl)-

Record provenance

Inventory reference
32665
Imported identity
CHLOROTHYMOL
Source update
15/10/2010
European Commission CosIng source notes

Key data

Restriction
Function
ANTIMICROBIAL
Preventing and/or slowing down microbial growth.
ANTIPLAQUE
Helping protect against plaque.
DENATURANT
Rendering cosmetics unpalatable. Mostly added to cosmetics containing ethyl alcohol to make it unsuitable for ingestion.
DEODORANT
Reducing and/or eliminating unpleasant odour. Contributing against the formation of malodour on body surfaces.
ORAL CARE
Providing cosmetic effects to the oral cavity, e.g. cleansing, deodorising, protecting.

Official EU ingredient-name evidence

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

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How CHLOROTHYMOL appears in the CosIng inventory

The CosIng inventory lists CHLOROTHYMOL as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

CHLOROTHYMOL is also tagged with 5 cosmetic functions 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

CHLOROTHYMOL is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

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

CAS 89-68-9 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.

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

Source note for CHLOROTHYMOL

This page reproduces the CosIng inventory entry for CHLOROTHYMOL from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

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

Tools & next steps

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