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CAS 20018-09-1 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.

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InventoryRef 3336715/10/2010

DIIODOMETHYLTOLYLSULFONE

p-[(Diiodomethyl)sulphonyl]toluene

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

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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.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 20018-09-1

CAS 20018-09-1PubChem CID 62738

Diiodomethyl p-tolyl sulfone

IUPAC name: 1-(diiodomethylsulfonyl)-4-methylbenzene

Molecular formula: C8H8I2O2S
Molecular weight: 422.02 g/mol
Exact mass: 421.83345 Da
XLogP3: 3.8
Topological polar surface area: 42.5 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

1-((Diiodomethyl)sulfonyl)-4-methylbenzeneAmical 48Caswell No. 353BFDJ36QMI3HSulfone, diiodomethyl p-tolylBenzene, 1-[(diiodomethyl)sulfonyl]-4-methyl-1-(Diiodomethyl)sulfonyl-4-methyl benzeneBENZENE, 1-((DIIODOMETHYL)SULFONYL)-4-METHYL-

16 more reported names

4-tolyl diiodomethyl sulfonediiodomethyl 4-tolyl sulfone1-[(diiodomethyl)sulfonyl]-4-methylbenzeneDIMPTSRefChem:587800diiodomethyltolylsulfoneC8H8I2O2SDiiodomethyl 4-methylphenyl sulfoneTolyl diiodomethyl sulfoneEINECS 243-468-3UNII-FDJ36QMI3HEPA Pesticide Chemical Code 101002BRN 2212639HSDB 8033p-((Diiodomethyl)sulphonyl)toluene4-(DIIODOMETHYLSULFONYL)TOLUENE

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEMBL:CHEMBL1884140
EPA DTXSID:DTXSID3032541
PubMed:22210449
PubMed:22178771
PubMed:22166729
PubMed:22051157
PubMed:21986257

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 DIIODOMETHYLTOLYLSULFONE

INCI name

DIIODOMETHYLTOLYLSULFONE

Description

p-[(Diiodomethyl)sulphonyl]toluene

Record provenance

Inventory reference: 33367
Imported identity: DIIODOMETHYLTOLYLSULFONE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for DIIODOMETHYLTOLYLSULFONE

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Key data

CAS

20018-09-1

243-468-3

Restriction

—

Function

ANTIMICROBIAL: Preventing and/or slowing down microbial growth.

Official EU ingredient-name evidence

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

#8756 · DIIODOMETHYLTOLYLSULFONE

Ingredients with overlapping formulation functions

DICHLOROPHENEANTIMICROBIAL, DEODORANT

DICHLOROPHENYL IMIDAZOLDIOXOLANANTIMICROBIAL

DICTYOPHORA INDUSIATA EXTRACTANTIMICROBIAL, ANTIOXIDANT

DICTYOPHORA INDUSIATA FRUITING BODY EXTRACTANTIMICROBIAL, HUMECTANT, SKIN CONDITIONING

DIMER (OLIGOPEPTIDE-108) AMIDEANTIMICROBIAL

DIMER AMIDEANTIMICROBIAL

DIMETHYL HYDROXYMETHYL PYRAZOLEANTIMICROBIAL

DIMETHYLAMINOSTYRYL HEPTYL METHYL THIAZOLIUM IODIDEANTIMICROBIAL

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 DIIODOMETHYLTOLYLSULFONE appears in the CosIng inventory

The CosIng inventory lists DIIODOMETHYLTOLYLSULFONE 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.

DIIODOMETHYLTOLYLSULFONE 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

DIIODOMETHYLTOLYLSULFONE 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, DIIODOMETHYLTOLYLSULFONE carries the following function designation(s):

ANTIMICROBIAL

CAS 20018-09-1 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 DIIODOMETHYLTOLYLSULFONE

This page reproduces the CosIng inventory entry for DIIODOMETHYLTOLYLSULFONE 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 DIIODOMETHYLTOLYLSULFONE 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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