Inventory
Ref 31530
15/10/2010
4-NITROGUAIACOL
2-methoxy-4-nitrophenol
Key data
Source and verification note
CosIng Checker is an independent reference website built from publicly available European Commission cosmetic ingredient materials, including Annex II–VI datasets and the ingredient inventory.
Use these pages for research, discovery and comparison, but verify critical regulatory decisions against the official source text and current law.
Ingredient details
INCI name
4-NITROGUAIACOL
Description
2-methoxy-4-nitrophenol
Linked annex records
Annex II
Restriction reference
Entry 1251
2-Methoxy-4-nitrophenol (4-Nitroguaiacol) and its salts, when used as a substance in hair dye produ…
CAS: 3251-56-7
EC: 221-839-0