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Canonical INCI monograph

RESORCINOL

Not on the EU Annex III list

Resorcinol is the phenol that conforms to the formula

RESORCINOL is listed in the European Commission CosIng inventory under the functional categories Antioxidant, Denaturant, Hair Dyeing, Perfuming, with CAS number 108-46-3 and EC number 203-585-2. CosIng records a restriction against it (III/22), so check the corresponding Annex entry before formulating. In the free INCIDB sample it appears on 1 product label, reaching position 10 on Kératine Color 4.6 Châtain Chocolat.

CAS REGISTRY NUMBER
108-46-3
EC NUMBER
203-585-2
COSING FUNCTIONS
Antioxidant, Denaturant, Hair Dyeing, Perfuming
COSING RESTRICTION
III/22

Sample products containing RESORCINOL

Label positions from the free INCIDB sample. A lower position means the ingredient is declared earlier, i.e. present in a higher proportion.

PRODUCT LABEL POSITION
Kératine Color 4.6 Châtain Chocolat #10

Query RESORCINOL in the full snapshot

import pyarrow.parquet as pq

ingredients = pq.read_table('ingredients.parquet').to_pandas()
target = ingredients[ingredients['inci_name'] == "RESORCINOL"]
print(target[['ingredient_id', 'functions', 'cas_number', 'is_common_allergen']])

The complete snapshot covers 18,583 products. Coverage of each enrichment column is published, both per distinct name and weighted by label occurrence — see the coverage table.

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