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InventoryRef 3148418/11/2016

2,7-NAPHTHALENEDIOL

Naphthalene-2,7-diol (CI 76645)

2,7-NAPHTHALENEDIOL is linked to 2 EU annex records on this page. Inventory note: III/4.

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Inventory details for 2,7-NAPHTHALENEDIOL

INCI name

2,7-NAPHTHALENEDIOL

Description

Naphthalene-2,7-diol (CI 76645)

Annex III Restriction reference
Entry 4

AMMONIA

CAS: 7664-41-7 / 1336-21-6
EC: 231-635-3 / 215-647-6

Key data

CAS
582-17-2
EC
209-478-7
Restriction
III/4
Function
HAIR DYEING

How 2,7-NAPHTHALENEDIOL appears in the CosIng inventory

The CosIng inventory lists 2,7-NAPHTHALENEDIOL as a cosmetic ingredient and this page links it to 2 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.

2,7-NAPHTHALENEDIOL 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

2,7-NAPHTHALENEDIOL 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 2,7-NAPHTHALENEDIOL reads: "III/4". 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, 2,7-NAPHTHALENEDIOL carries the following function designation(s):

CAS 582-17-2 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 2,7-NAPHTHALENEDIOL

This page combines the CosIng inventory entry for 2,7-NAPHTHALENEDIOL with 2 linked Annex II–VI records from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research 2,7-NAPHTHALENEDIOL 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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