Is UFIPRAZOLE safe to use in EU cosmetics?

UFIPRAZOLE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Always verify against the current official CosIng database before formulating.

What other records share CAS 73590-85-9?

CAS 73590-85-9 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.

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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 9174328/11/2014

UFIPRAZOLE

1H-Benzimidazole, 6-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]thio]-,Omeprazole Sulfide

UFIPRAZOLE 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 73590-85-9

CAS 73590-85-9PubChem CID 155794

Omeprazole sulfide

Omeprazole sulfide is a member of benzimidazoles. — ChEBI

IUPAC name: 6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfanyl]-1H-benzimidazole

Molecular formula: C17H19N3O2S
Molecular weight: 329.4 g/mol
Exact mass: 329.11979803 Da
XLogP3: 3.5
Topological polar surface area: 85.3 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 5
Covalent units: 1
Defined stereocentres: 0

Also known as

UFIPRAZOLEomeprazole sulphideUfiprazolUfiprazolum6FFV1V867CRefChem:900978PyrmetazoleOmeprazole metabolite Omeprazole sulfide

16 more reported names

5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridyl)methyl]thio]benzimidazoleUfiprazole [INN]5-Methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)thio)-1H-benzo[d]imidazoleC17H19N3O2S6-methoxy-2-[(4-methoxy-3,5-dimethylpyridin-2-yl)methylsulfanyl]-1H-benzimidazoleCHEMBL892CAS-73590-85-95-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]thio]-1H-benzimidazoleEsomeprazole EP Impurity C;Ufiprazole6-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfanyl}-1H-1,3-benzodiazole6-Methoxy-2-{[(4-Methoxy-3,5-Dimethylpyridin-2-Yl)methyl]sulfanyl}-1h-BenzimidazoleUfiprazol [Spanish]Ufiprazolum [Latin]INDIUMNITRATEOmeprazole Impurity CUNII-6FFV1V867C

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:188255
ChEMBL:CHEMBL892
EPA DTXSID:DTXSID7057816
PubMed:21683578
PubMed:16109480

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 UFIPRAZOLE

INCI name

UFIPRAZOLE

Description

1H-Benzimidazole, 6-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]thio]-,Omeprazole Sulfide

Record provenance

Inventory reference: 91743
Imported identity: UFIPRAZOLE
Source update: 28/11/2014

European Commission CosIng source notes

Annex records for UFIPRAZOLE

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Key data

CAS

73590-85-9

—

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.

Official EU ingredient-name evidence

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

#29601 · UFIPRAZOLE

Ingredients with overlapping formulation functions

UBIQUINOLANTIOXIDANT, HUMECTANT, SKIN CONDITIONING, SKIN PROTECTING

UBIQUINONEANTIOXIDANT, SKIN CONDITIONING

UDDER EXTRACTSKIN CONDITIONING

UDOTEA ABBOTTIORUM CALLUS CULTURE EXTRACTSKIN CONDITIONING

UGNI MOLINAE LEAF EXTRACTSKIN CONDITIONING

ULEX EUROPAEUS FLOWER EXTRACTSKIN CONDITIONING

ULEX EUROPAEUS LEAF/ROOT/STEM EXTRACTSKIN CONDITIONING

ULKENIA AMOEBOIDEA OILSKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

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 UFIPRAZOLE appears in the CosIng inventory

The CosIng inventory lists UFIPRAZOLE 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.

UFIPRAZOLE 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

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

SKIN CONDITIONING

CAS 73590-85-9 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 UFIPRAZOLE

This page reproduces the CosIng inventory entry for UFIPRAZOLE 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 UFIPRAZOLE 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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Tools & next steps

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