Is CUPRIC SULFIDE safe to use in EU cosmetics?

CUPRIC SULFIDE 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 1317-40-4?

CAS 1317-40-4 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 CUPRIC SULFIDE?

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 cosing-live-990992023-05-23

CUPRIC SULFIDE

Cupric Sulfide is the inorganic compound that conforms to the formula:

CUPRIC SULFIDE 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 1317-40-4

CAS 1317-40-4PubChem CID 165914

Copper sulfide (CuS)

Copper(II) sulfide is a copper sulfide in which the metal is in the +2 oxidation state. — ChEBI

IUPAC name: copper sulfide

Molecular formula: CuS
Molecular weight: 95.61 g/mol
Exact mass: 94.901668 Da
Topological polar surface area: 1.0 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 1
Covalent units: 2
Defined stereocentres: 0

Also known as

Copper(2+) sulfideCopper BlueMonocopper monosulfideKL4YU612X7CHEBI:51110NSC-47694CI 77450RefChem:127880

16 more reported names

cpd with unspecified MF of cupric sulfide215-271-2C.I. 77450Copper(II) sulfideCupric sulfideHorace Vernet's BlueNatural covellitesulfanylidenecopperCopper sulfide (CuS2)copper;sulfideKupfer(II)-sulfidUltra Dry Copper SulfideCUPRIC SULFIDE [MI]CUPRIC SULFIDE [HSDB]copper monosulfide (covelline)OMZSGWSJDCOLKM-UHFFFAOYSA-N

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:51110
EPA DTXSID:DTXSID0061666

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Official European Commission record

CosIng substance ID: 99099
Entry status: Active
Published in the Official Journal: Yes
Recorded by the Commission: 2023-05-23

Open this entry in the official CosIng database

Fields as published by the European Commission. The link opens the entry itself, not a search for it.

Inventory details for CUPRIC SULFIDE

INCI name

CUPRIC SULFIDE

Description

Cupric Sulfide is the inorganic compound that conforms to the formula:

Record provenance

Inventory reference: cosing-live-99099
Imported identity: CUPRIC SULFIDE
Source update: 2023-05-23

European Commission CosIng source notes

Annex records for CUPRIC SULFIDE

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Key data

CAS

1317-40-4

—

Restriction

—

Function

NOT REPORTED: No function currently reported.

Official EU ingredient-name evidence

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

#7741 · CUPRIC SULFIDE

Ingredients with overlapping formulation functions

COBALT CHLORIDENOT REPORTED

COCAMINOPROPYLAMINENOT REPORTED

COFFEA ARABICA SEEDCAKE EXTRACTNOT REPORTED

COUMAROYL NONAPEPTIDE-29NOT REPORTED

CYCLO PEG-6NOT REPORTED

CYCLOHEXANE DIMETHANOLNOT REPORTED

CYCLOHEXYLDIMETHANOLNOT REPORTED

DALOSIRVATNOT REPORTED

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 CUPRIC SULFIDE appears in the CosIng inventory

The CosIng inventory lists CUPRIC SULFIDE 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.

CUPRIC SULFIDE 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

CUPRIC SULFIDE 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, CUPRIC SULFIDE carries the following function designation(s):

NOT REPORTED

CAS 1317-40-4 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 CUPRIC SULFIDE

This page reproduces the CosIng inventory entry for CUPRIC SULFIDE 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 CUPRIC SULFIDE 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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