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InventoryRef 3556314/02/2014

N-PHENYL-P-PHENYLENEDIAMINE SULFATE

bis(N-Phenylbenzene-p-diamine) sulphate (CI 76085)

N-PHENYL-P-PHENYLENEDIAMINE SULFATE is linked to 1 EU annex record on this page. Inventory note: III/8.

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Regulatory evidence by market

This matrix separates verified ingredient rules from sources that are mapped but not yet imported. No imported rule does not mean the ingredient is permitted.

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MarketEvidence statusRecordsSource language
European UnionEvidence linked
Restricted entry found
Open this evidence		1English and EU languages
Great BritainSource mapped
Official source mapped; ingredient rule not imported
0English
CanadaSource mapped
Official source mapped; ingredient rule not imported
0English and French
New ZealandSource mapped
Official source mapped; ingredient rule not imported
0English
ASEANSource mapped
Official source mapped; ingredient rule not imported
0English and national languages
ChinaSource mapped
Official source mapped; ingredient rule not imported
0Chinese with selected English material
JapanSource mapped
Official source mapped; ingredient rule not imported
0Japanese; official English translation available
South KoreaSource mapped
Official source mapped; ingredient rule not imported
0Korean with some English names
United StatesSource mapped
Official source mapped; ingredient rule not imported
0English
AustraliaSource mapped
Official source mapped; ingredient rule not imported
0English
BrazilSource mapped
Official source mapped; ingredient rule not imported
0Portuguese with INCI crosswalks
IndiaSource mapped
Official source mapped; ingredient rule not imported
0English and Hindi
Saudi ArabiaSource mapped
Official source mapped; ingredient rule not imported
0Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 4698-29-7
CAS 4698-29-7PubChem CID 78425

N-Phenyl-p-Phenylenediamine Sulfate

On the basis of the data included in this report, the CIR Expert Panel concludes that ... N-Phenyl-p-Phenylenediamine Sulfate are safe for use in hair dyes at concentrations up to 1.7% (as the free base). — Cosmetic Ingredient Review (CIR)

IUPAC name
bis(4-N-phenylbenzene-1,4-diamine);sulfuric acid
Molecular formula
C24H26N4O4S
Molecular weight
466.6 g/mol
Exact mass
466.16747650 Da
Topological polar surface area
159.0 Ų
Hydrogen-bond donors
6
Hydrogen-bond acceptors
8
Covalent units
3
Defined stereocentres
0

Also known as

p-Aminodiphenylamine sulfate1,4-Benzenediamine, N1-phenyl-, sulfate (2:1)RODOL GRAY BSCOLOREX 4ADSM53XF75F63N-Phenyl-1,4-benzenediamine sulfate1,4-Benzenediamine, N-phenyl-, sulfate (2:1)EINECS 225-173-1
10 more reported names
Bis(N-phenylbenzene-p-diamine) sulphateN-Phenyl-p-phenylenediamine, hemisulfateBIS(N-PHENYLBENZENE-P-DIAMINE) SULPHATE (CI 76085)RefChem:830974N-PHENYL-P-PHENYLENEDIAMINE SULFATE [INCI]4-N-phenylbenzene-1,4-diamine;sulfuric acidbis(N1-phenylbenzene-1,4-diamine); sulfuric acidUNII-M53XF75F63BS-53425Sulfuric acid--N~1~-phenylbenzene-1,4-diamine (1/2)
Open full PubChem recordPubChem annotations3D structure image
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 N-PHENYL-P-PHENYLENEDIAMINE SULFATE

INCI name

N-PHENYL-P-PHENYLENEDIAMINE SULFATE

Description

bis(N-Phenylbenzene-p-diamine) sulphate (CI 76085)

Record provenance

Inventory reference
35563
Imported identity
N-PHENYL-P-PHENYLENEDIAMINE SULFATE
Source update
14/02/2014
European Commission CosIng source notes

Key data

CAS
4698-29-7
EC
225-173-1
Restriction
III/8
Function
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.

#17628 · N-PHENYL-P-PHENYLENEDIAMINE SULFATE

Ingredients with overlapping formulation functions

N-METHOXYETHYL-P-PHENYLENEDIAMINE HCLHAIR DYEING
N-METHYL-3-NITRO-P-PHENYLENEDIAMINEHAIR DYEING
N-PHENYL-P-PHENYLENEDIAMINEHAIR DYEING
N-PHENYL-P-PHENYLENEDIAMINE HCLHAIR DYEING
NITROPHENOLHAIR DYEING
O-AMINOPHENOLHAIR DYEING
O-AMINOPHENOL SULFATEHAIR DYEING
P-AMINOPHENOLHAIR 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 chemicalsPubChem PUG RESTEU Safety Gate cosmetic product alertsECHA CHEMUS EPA CompToxCosmetic Ingredient Review safety assessmentsFDA Global Substance Registration SystemILO/WHO International Chemical Safety CardsJapan NITE-CHRIPNIOSH Pocket Guide to Chemical HazardsOECD eChemPortal

How N-PHENYL-P-PHENYLENEDIAMINE SULFATE appears in the CosIng inventory

The CosIng inventory lists N-PHENYL-P-PHENYLENEDIAMINE SULFATE 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.

N-PHENYL-P-PHENYLENEDIAMINE SULFATE 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

N-PHENYL-P-PHENYLENEDIAMINE SULFATE 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 N-PHENYL-P-PHENYLENEDIAMINE SULFATE reads: "III/8". 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, N-PHENYL-P-PHENYLENEDIAMINE SULFATE carries the following function designation(s):

CAS 4698-29-7 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 N-PHENYL-P-PHENYLENEDIAMINE SULFATE

This page combines the CosIng inventory entry for N-PHENYL-P-PHENYLENEDIAMINE SULFATE 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 N-PHENYL-P-PHENYLENEDIAMINE SULFATE 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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