What does the restriction note for 2,4-DIAMINOPHENOL HCL mean?

The restriction field for 2,4-DIAMINOPHENOL HCL reads: II/1338. 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 137-09-7?

CAS 137-09-7 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.

InventoryRef 3147515/10/2010

2,4-DIAMINOPHENOL HCL

Q: How do I check if my formula contains 2,4-DIAMINOPHENOL HCL?

Use the INCI Checker tool on CosIng Checker to paste your full ingredient list and scan it against all EU annex records and allergen flags in one step.

4-hydroxy-m-phenylenediammonium dichloride

2,4-DIAMINOPHENOL HCL is linked to 1 EU annex record on this page. Inventory note: II/1338.

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Inventory details for 2,4-DIAMINOPHENOL HCL

INCI name

2,4-DIAMINOPHENOL HCL

Description

4-hydroxy-m-phenylenediammonium dichloride

Annex records for 2,4-DIAMINOPHENOL HCL

Annex II Restriction reference

Entry 1338

1-Hydroxy-2,4-diaminobenzene (2,4-Diaminophenol) and its dihydrochloride salts (2,4-Diaminophenol H…

CAS: 95-86-3 -- 137-09-7

EC: 202-459-4 -- 205-279-4

Key data

CAS

137-09-7

205-279-4

Restriction

II/1338

Function

HAIR DYEING

How 2,4-DIAMINOPHENOL HCL appears in the CosIng inventory

The CosIng inventory lists 2,4-DIAMINOPHENOL HCL 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.

2,4-DIAMINOPHENOL HCL 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

2,4-DIAMINOPHENOL HCL 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 2,4-DIAMINOPHENOL HCL reads: "II/1338". 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, 2,4-DIAMINOPHENOL HCL carries the following function designation(s):

HAIR DYEING

CAS 137-09-7 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.

View CAS records

Use the INCI Checker tool to paste your full ingredient list and scan it against all EU annex records and allergen flags in one step.

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Source note for 2,4-DIAMINOPHENOL HCL

This page combines the CosIng inventory entry for 2,4-DIAMINOPHENOL HCL 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 2,4-DIAMINOPHENOL HCL 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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