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Hydroxyethyl-2-nitro-p-toluidine
Warning
GHS07
NOAEL Data
REACH Registered
Cosmetic Ingredient
Hydroxyethyl-2-nitro-p-toluidine
Also known as: UNII-KL22OLP94K, 2-((4-Methyl-2-nitrophenyl)amino)ethanol, 4-((2-Hydroxyethyl)amino)-3-nitro-1-methylbenzene, 4-(2-Hydroxyethylamino)-3-nitrotoluene, Ethanol, 2-((4-methyl-2-nitrophenyl)amino)- (+1 more)
CAS 100418-33-5
Hydroxyethyl-2-nitro-p-toluidine (CAS 100418-33-5) is a chemical substance with GHS signal word Warning; key hazard signal: H302; H317; H412. Key regulatory status: REACH registered, 5 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from ECHA CLP, EPA ToxValDB, EPA CPDat, AICIS, SCCS, ECHA REACH.
View cosmetic safety profile for Hydroxyethyl-2-Nitro-p-Toluidine →
Cross-Vertical Regulatory Divergence
Hydroxyethyl-2-nitro-p-toluidine is prohibited in EU cosmetics at max 1.0% but has active industrial GHS classifications (H302, H317, H412).
SOURCE
Cross-vertical comparison
Cosmetics: ingredients.eu_status/eu_max; Chemicals: eu_clp_annex_vi.signal_word/hazard_statement_code
SOURCE
noael studies public
NOAEL studies
60
SOURCE
chemical inventory jurisdictions
Regulatory lists
5
SOURCE
eu clp annex vi
GHS signal
Warning
Chemical Identity
CAS, identifiers, formula, and alternate names for the matched substance record.
SOURCE
DSSTox identifiers
12 fields
Name
Hydroxyethyl-2-nitro-p-toluidine
Molecular Formula
C9H12N2O3
InChI Key
SCZQUWZLEIYDBD-UHFFFAOYSA-N
Monoisotopic Mass
196.084792
Synonyms
UNII-KL22OLP94K 2-((4-Methyl-2-nitrophenyl)amino)ethanol 4-((2-Hydroxyethyl)amino)-3-nitro-1-methylbenzene 4-(2-Hydroxyethylamino)-3-nitrotoluene Ethanol, 2-((4-methyl-2-nitrophenyl)amino)- 3-Nitro-N-(2-Hydroxyethyl)-4-Aminotoluene
GHS / CLP Classification
EU harmonized hazard classification, hazard statements, pictograms, and signal word.
SOURCE
EU CLP Annex VI (ECHA)
1 classifications
Hazard Class H-Statements Pictograms Signal
Acute Tox. 4 *; Skin Sens. 1; Aquatic Chronic 3 H302; H317; H412 GHS07 Warning
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
2 records
Dye
Regulatory Lists
Inventory, screening, and regulatory list matches from public chemical databases.
SOURCE
EPA CPDat
5 records
List Keyword Source
Europe; Personal care; restricted European Commission CosIng
Canada; Personal care; Substances in PCP - Canada (4/2014) Government of Canada CPCat
Europe; Personal care - hair coloring Danish Environmental Protection Agency Danish EPA
Europe; Personal care - hair coloring Danish Environmental Protection Agency Danish EPA
Europe; Personal care; restricted European Commission CosIng
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 50 of 60 studies
Value Unit Endpoint Route Species Source
45 mg/kg bw/day - oral rat UnifiedCodex:SCCS_SHADOW:beta.noael_studies
KL22OLP94K UNII FDA UNII substance identifier - - openFDA substances
KL22OLP94K UNII FDA UNII substance identifier - - openFDA substances
KL22OLP94K UNII FDA UNII substance identifier - - openFDA substances
KL22OLP94K UNII FDA UNII substance identifier - - openFDA substances
=0.04 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=0.04 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=0.04 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=0.04 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=0.05 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=0.05 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=0.05 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=0.05 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=45 mg/kg bw NOAEL - - SCCS_vision_codex
=45 mg/kg bw/day NOAEL - rat SCCS_vision_codex
=45 mg/kg bw/day NOAEL - - SCCS_vision_codex
=45 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=45 mg/kg bw NOAEL - - SCCS_vision_codex
=45 mg/kg bw/day NOAEL - rat SCCS_vision_codex
=45 mg/kg bw NOAEL - - SCCS_vision_codex
=45 mg/kg bw/day NOAEL - rat SCCS_vision_codex
=45 mg/kg bw/day NOAEL - - SCCS_vision_codex
=45 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=45 mg/kg bw/day NOAEL - - SCCS_vision_codex
=45 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=45 mg/kg bw NOAEL - - SCCS_vision_codex
=45 mg/kg bw/day NOAEL - rat SCCS_vision_codex
=45 mg/kg bw/day NOAEL - - SCCS_vision_codex
=45 mg/kg bw/d NOAEL oral rat SCCS_vision_codex
=60 mg/kg bw/day NOAEL oral Rat ToxValDB_ECHA_IUCLID
=90 mg/kg bw/day NOAEL oral Rat ToxValDB_ECHA_IUCLID
=90 mg/kg bw NOAEL - - SCCS_vision_codex
=90 mg/kg bw/day NOAEL - - SCCS_vision_codex
=90 mg/kg bw NOAEL - - SCCS_vision_codex
=90 mg/kg bw NOAEL - - SCCS_vision_codex
=90 mg/kg bw/day NOAEL - - SCCS_vision_codex
=90 mg/kg bw/day NOAEL - - SCCS_vision_codex
=90 mg/kg bw NOAEL - - SCCS_vision_codex
=90 mg/kg bw/day NOAEL - - SCCS_vision_codex
=240 mg/kg bw/day NOAEL oral Rat ToxValDB_ECHA_IUCLID
=240 mg/kg bw/day NOAEL oral rat SCCS_vision_codex
=240 mg/kg bw/day NOAEL oral rat SCCS_vision_codex
=240 mg/kg bw/day NOAEL oral rat SCCS_vision_codex
=240 mg/kg bw/day NOAEL oral rat SCCS_vision_codex
=240 mg/kg bw/day NOAEL oral rat SCCS_vision_codex
=240 mg/kg bw/day NOAEL oral rat SCCS_vision_codex
=240 mg/kg bw/day NOAEL oral rat SCCS_vision_codex
=240 mg/kg bw/day NOAEL oral rat SCCS_vision_codex
=0.04 mg/kg bw/d dermal absorption oral rat UnifiedCodex:SCCS_SHADOW:beta.noael_studies
=0.05 mg/kg bw/d dermal absorption oral rat UnifiedCodex:SCCS_SHADOW:beta.noael_studies
Showing 50 of 60 studies
REACH Registration
Registration status from the ECHA REACH registered substances database.
SOURCE
ECHA (EU)
1 records
Status Name EC Number Link
Registered 2-((4-methyl-2-nitrophenyl)amino)ethanol 408-090-7 ECHA overview →
Australian Status (AICIS)
Australian industrial chemicals inventory status and applicable conditions.
SOURCE
AICIS inventory
1 records
SCCS Opinions
EU Scientific Committee opinions tied to the matched substance.
SOURCE
EU SCCS
2 opinions
Opinion Date Conclusion Max Conc. Concerns
SCCS/1440/11 21 June 2011 safe 0.5% secondary amine; nitrosamine <50ppb; sensitisation not excluded
SCCP/0881/05 17 March 2006 safe 1.0% secondary amine; nitrosamine <50ppb; sensitisation not excluded
Frequently Asked Questions
What is the GHS hazard classification for Hydroxyethyl-2-nitro-p-toluidine?
Hydroxyethyl-2-nitro-p-toluidine (CAS 100418-33-5) is classified under EU CLP Annex VI as Acute Tox. 4 *; Skin Sens. 1; Aquatic Chronic 3 with signal word Warning. Hazard statements: H302; H317; H412. Source: EU CLP Annex VI (ECHA).
What is the NOAEL for Hydroxyethyl-2-nitro-p-toluidine?
Hydroxyethyl-2-nitro-p-toluidine has 60 NOAEL studies in the database. The lowest reported value is 45 mg/kg bw/day via oral in rat. Source: UnifiedCodex:SCCS_SHADOW:beta.noael_studies.
What regulatory lists include Hydroxyethyl-2-nitro-p-toluidine?
Hydroxyethyl-2-nitro-p-toluidine appears on 3 regulatory/inventory lists including Europe; Personal care; restricted, Canada; Personal care; Substances in PCP - Canada (4/2014), Europe; Personal care - hair coloring. Source: EPA CPDat.
Is Hydroxyethyl-2-nitro-p-toluidine used in cosmetics?
Yes, Hydroxyethyl-2-nitro-p-toluidine is also indexed as a cosmetic ingredient under the name Hydroxyethyl-2-Nitro-p-Toluidine. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.
Where does the safety data for Hydroxyethyl-2-nitro-p-toluidine come from?
Safety data is sourced from ECHA CLP Annex VI, EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, ECHA REACH, CosIng / Ingredients DB. All data traces to primary regulatory sources and is updated from official government databases.
Does Hydroxyethyl-2-nitro-p-toluidine have different safety status in cosmetics vs industrial chemicals?
Hydroxyethyl-2-nitro-p-toluidine is prohibited in EU cosmetics at max 1.0% but has active industrial GHS classifications (H302, H317, H412).
Is Hydroxyethyl-2-nitro-p-toluidine used outside industrial chemicals?
Hydroxyethyl-2-nitro-p-toluidine also appears in cosmetics databases.