What does the restriction note for SODIUM SULFANILATE mean?

The restriction field for SODIUM SULFANILATE reads: II/1257. 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 515-74-2?

CAS 515-74-2 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 SODIUM SULFANILATE?

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 3809215/10/2010

SODIUM SULFANILATE

Sodium sulphanilate

SODIUM SULFANILATE is linked to 1 EU annex record on this page. Inventory note: II/1257.

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Regulatory evidence by market

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Market	Evidence status	Records	Source language
European Union	Evidence linked Prohibited entry found Open this evidence	1	English and EU languages
Great Britain	Evidence linked Prohibited Open this evidence	1	English
Canada	Source mapped Official source mapped; ingredient rule not imported	0	English and French
New Zealand	Evidence linked Prohibited Open this evidence	1	English
ASEAN	Source mapped Official source mapped; ingredient rule not imported	0	English and national languages
China	Evidence linked Prohibited Open this evidence	1	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	Evidence linked Prohibited Open this evidence	1	Portuguese with INCI crosswalks
India	Evidence linked Prohibited Open this evidence	1	English and Hindi
Saudi Arabia	Evidence linked Prohibited Open this evidence	1	Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 515-74-2

CAS 515-74-2PubChem CID 23664644

Sodium sulfanilate

IUPAC name: sodium 4-aminobenzenesulfonate

Molecular formula: C6H6NNaO3S
Molecular weight: 195.17 g/mol
Exact mass: 194.99660851 Da
Topological polar surface area: 91.6 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 4
Covalent units: 2
Defined stereocentres: 0

Also known as

Sodium sulphanilate4-Amino-benzenesulfonic acid monosodium saltBenzenesulfonic acid, 4-amino-, monosodium saltEINECS 208-208-5Sulfanilic acid monosodium saltCCRIS 7446Sulfanilic Acid Sodium Salt4-Aminobenzenesulfonic acid, sodium salt

16 more reported names

4-Aminobenzenesulfonic acid, monosodium salt9YJ2Q81720EC 208-208-5Benzenesulfonic acid, 4-amino-, sodium salt (1:1)4SulfoanilinNapSulfanilsaeure NaSulfanilsaure Na SalzRefChem:8878944Aminobenzol1sulfonsaeureNaSodium 4aminobenzenesulfonate4AminobenzolsulfonsaeureNaSalzAnilin4sulfonsaure NatriumsalzSODIUM SULFANILATE [INCI]4Aminobenzolsulfonsaure Natriumsalz4Aminobenzenesulfonic acid, sodium salt4Aminobenzenesulfonic acid, monosodium salt

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEMBL:CHEMBL3183582
EPA DTXSID:DTXSID5029184

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 SODIUM SULFANILATE

INCI name

SODIUM SULFANILATE

Description

Sodium sulphanilate

Record provenance

Inventory reference: 38092
Imported identity: SODIUM SULFANILATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for SODIUM SULFANILATE

Annex II Restriction reference

Entry 1257

4-Aminobenzenesulfonic acid (Sulfanilic acid) and its salts, when used as a substance in hair dye p…

CAS: 121-57-3 / 515-74-2

EC: 204-482-5 / 208-208-5

Key data

CAS

515-74-2

208-208-5

Restriction

II/1257

Function

ANTIOXIDANT: Inhibiting reactions promoted by oxygen, thus avoiding oxidation and rancidity.
HAIR DYEING: Imparting color to hair. Hair dyeing preparations may be temporary, semi-permanent, or permanent, depending on the length of time the colorant remains on the hair.

Official EU ingredient-name evidence

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

#27036 · SODIUM SULFANILATE

Ingredients with overlapping formulation functions

RESORCINOLANTIOXIDANT, DENATURANT, HAIR DYEING, PERFUMING

SILVER NITRATEHAIR DYEING

SODIUM BROMOTHYMOL BLUEHAIR DYEING

SODIUM PICRAMATEHAIR DYEING

SODIUM SULFOPROPYLTHIO SHIKALKINHAIR DYEING

SOLVENT BLACK 3HAIR DYEING

SOLVENT BLACK 5HAIR DYEING

SOLVENT BLUE 35HAIR DYEING

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 SODIUM SULFANILATE appears in the CosIng inventory

The CosIng inventory lists SODIUM SULFANILATE 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.

SODIUM SULFANILATE is also tagged with 2 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

SODIUM SULFANILATE 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 SODIUM SULFANILATE reads: "II/1257". 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, SODIUM SULFANILATE carries the following function designation(s):

CAS 515-74-2 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 SODIUM SULFANILATE

This page combines the CosIng inventory entry for SODIUM SULFANILATE 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 SODIUM SULFANILATE 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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