What does the restriction note for HC RED NO. 13 mean?

The restriction field for HC RED NO. 13 reads: III/237. 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 94158-13-1?

CAS 94158-13-1 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.

How do I check if my formula contains HC RED NO. 13?

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 3420718/10/2010

HC RED NO. 13

2,2'-[(4-Amino-3-nitrophenyl)imino]bisethanol hydrochloride

HC RED NO. 13 is linked to 1 EU annex record on this page. Inventory note: III/237.

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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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Market	Evidence status	Records	Source language
European Union	Evidence linked Restricted entry found Open this evidence	1	English and EU languages
Great Britain	Evidence linked Restricted Open this evidence	1	English
Canada	Source mapped Official source mapped; ingredient rule not imported	0	English and French
New Zealand	Evidence linked Restricted Open this evidence	1	English
ASEAN	Evidence linked Restricted Open this evidence	1	English and national languages
China	Source mapped Official source mapped; ingredient rule not imported	0	Chinese with selected English material
Japan	Source mapped Official source mapped; ingredient rule not imported	0	Japanese; official English translation available
South Korea	Evidence linked Prohibited + Restricted Open this evidence	2	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	Source mapped Official source mapped; ingredient rule not imported	0	Portuguese with INCI crosswalks
India	Evidence linked Restricted Open this evidence	1	English and Hindi
Saudi Arabia	Evidence linked Restricted Open this evidence	1	Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 94158-13-1

CAS 94158-13-1PubChem CID 21909552

HC Red no. 13

IUPAC name: 2-[4-amino-N-(2-hydroxyethyl)-3-nitroanilino]ethanol;hydrochloride

Molecular formula: C10H16ClN3O4
Molecular weight: 277.70 g/mol
Exact mass: 277.0829337 Da
Topological polar surface area: 116.0 Å²
Hydrogen-bond donors: 4
Hydrogen-bond acceptors: 6
Covalent units: 2
Defined stereocentres: 0

Also known as

2,2'-[(4-Amino-3-nitrophenyl)imino]bisethanol hydrochlorideHC RED 13jarocol red 133S057K0K0BCOLOREX HCR13EINECS 303-083-42,2'-((4-Amino-3-nitrophenyl)imino)bisethanol hydrochlorideEthanol, 2,2'-((4-amino-3-nitrophenyl)imino)bis-, monohydrochloride

16 more reported names

Ethanol, 2,2'-[(4-amino-3-nitrophenyl)imino]bis-, monohydrochlorideRefChem:783435HC RED NO. 13 [INCI]303-083-42,2'-((4-Amino-3-nitrophenyl)azanediyl)diethanol hydrochloride2,2'-((4-amino-3-nitrophenyl)azanediyl)bis(ethan-1-ol) hydrochloridehcredC10H16ClN3O4UNII-3S057K0K0BASAQRGCLIPUSEK-UHFFFAOYSA-N1-amino-2-nitro-4-bis-(2'-hydroxyethyl)aminobenzene hydrochloridehcredno.13,2,2'-[(4-amino-3-nitrophenyl)imino]bisethanolhydrochloride,DB-0574762-[4-amino-N-(2-hydroxyethyl)-3-nitroanilino]ethanol hydrochloride2-[4-amino-N-(2-hydroxyethyl)-3-nitroanilino]ethanol,hydrochloride2-[(4-azanyl-3-nitro-phenyl)-(2-hydroxyethyl)amino]ethanol;hydrochloride

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID60240824

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 HC RED NO. 13

INCI name

HC RED NO. 13

Description

2,2'-[(4-Amino-3-nitrophenyl)imino]bisethanol hydrochloride

Record provenance

Inventory reference: 34207
Imported identity: HC RED NO. 13
Source update: 18/10/2010

European Commission CosIng source notes

Annex records for HC RED NO. 13

Annex III Restriction reference

Entry 237

HC RED NO 13

CAS: 29705-39-3 - 94158-13-1

EC: -- 303-083-4

Key data

CAS

94158-13-1

303-083-4

Restriction

III/237

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.

#11599 · HC RED NO. 13

The markets do not agree about this substance: it is prohibited in some and permitted under conditions in others, across the 7 markets that hold a rule for it.

prohibited: South Korea
restricted: European Union Great Britain New Zealand ASEAN India Saudi Arabia

South Korea holds more than one rule for this substance, so its position there depends on the use.

See every substance the markets disagree about

Ingredients with overlapping formulation functions

HC ORANGE NO. 6HAIR DYEING

HC RED NO. 1HAIR DYEING

HC RED NO. 10HAIR DYEING

HC RED NO. 11HAIR DYEING

HC RED NO. 14HAIR DYEING

HC RED NO. 15HAIR DYEING

HC RED NO. 17HAIR DYEING

HC RED NO. 18HAIR 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 HC RED NO. 13 appears in the CosIng inventory

The CosIng inventory lists HC RED NO. 13 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.

HC RED NO. 13 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

HC RED NO. 13 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 HC RED NO. 13 reads: "III/237". 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, HC RED NO. 13 carries the following function designation(s):

HAIR DYEING

CAS 94158-13-1 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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Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

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Source note for HC RED NO. 13

This page combines the CosIng inventory entry for HC RED NO. 13 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 HC RED NO. 13 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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