What is the NOAEL for C.I. Solvent Red 1?
C.I. Solvent Red 1 has 5 NOAEL studies in the database. The lowest reported value is J95C286WK5 UNII. Source: openFDA substances.
NOAEL Data
REACH Registered
Cosmetic Ingredient
C.I. Solvent Red 1
Also known as: 1-(o-Anisylazo)-2-naphthol, EINECS 214-968-9, Solvent Red 1, 2-Naphthalenol, 1-[2-(2-methoxyphenyl)diazenyl]-, 2-Naphthalenol, 1-((2-methoxyphenyl)azo)- (+15 more)
CAS 1229-55-6
C.I. Solvent Red 1 (CAS 1229-55-6) is a chemical substance. Key regulatory status: REACH registered, 3 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS, ECHA REACH.
View cosmetic safety profile for CI 12150 (Pigment Red 53:1 / Sudan Red G / Solvent Red 1) →
Cross-Vertical Regulatory Divergence
C.I. Solvent Red 1 is prohibited in EU cosmetics but has active industrial GHS classifications (H350).
SOURCE
Cross-vertical comparison
Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
SOURCE
noael studies public
NOAEL studies
5
SOURCE
chemical inventory jurisdictions
Regulatory lists
3
SOURCE
eu clp annex vi
GHS signal
Not classified
Chemical Identity
CAS, identifiers, formula, and alternate names for the matched substance record.
SOURCE
DSSTox identifiers
26 fields
Name
C.I. Solvent Red 1
CAS Number
1229-55-6
DTXSID
DTXSID3061635
Molecular Formula
C17H14N2O2
InChI Key
ALLOLPOYFRLCCX-UHFFFAOYSA-N
Monoisotopic Mass
278.105528
Synonyms
1-(o-Anisylazo)-2-naphtholEINECS 214-968-9Solvent Red 12-Naphthalenol, 1-[2-(2-methoxyphenyl)diazenyl]-2-Naphthalenol, 1-((2-methoxyphenyl)azo)-Sudan Red G2-Naphthalenol, 1-[(2-methoxyphenyl)azo]-1-[2-(2-Methoxyphenyl)diazenyl]-2-naphthalenol2-Naphthol, 1-(o-methoxyphenylazo)-1-((2-Methoxyphenyl)diazenyl)naphthalen-2-ol2-Naphthalenol, 1-[2-(2-methoxyphenyl)diazenyl]-1-[(2-Methoxyphenyl)azo]-2-naphthol
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
3 records
Dye
Regulatory Lists
Inventory, screening, and regulatory list matches from public chemical databases.
SOURCE
EPA CPDat
3 records
| List | Keyword | Source |
|---|---|---|
| Arts and crafts/Office supplies - body paint - tattoo ink; Europe | Danish Environmental Protection Agency | Danish EPA |
| banned; Europe; Personal care | European Commission | CosIng |
| Arts and crafts/Office supplies - body paint - tattoo ink; Europe | Danish Environmental Protection Agency | Danish EPA |
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 5 of 5 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| J95C286WK5 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| J95C286WK5 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| J95C286WK5 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| J95C286WK5 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| >5000 | mg/kg bw | LD50 | oral | Rat | NTP_ICE_acute_oral |
Showing 5 of 5 studies
REACH Registration
Registration status from the ECHA REACH registered substances database.
SOURCE
ECHA (EU)
1 records
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | 1-[(2-methoxyphenyl)azo]-2-naphthol | 214-968-9 | ECHA overview → |
Australian Status (AICIS)
Australian industrial chemicals inventory status and applicable conditions.
SOURCE
AICIS inventory
1 records
Inventory Status
listed
Cosmetic Safety Profile
Same-CAS cosmetic ingredient record for cross-vertical context.
SOURCE
CosIng / Ingredients DB
EU Status
prohibited
Max
-
Category
Colorants
Pharmaceutical Data
Same-CAS pharmaceutical records from drug and bioactivity sources.
SOURCE
EMBL-EBI ChEMBL
CHEMBL1986529
ChEMBL Phase
Not listed
Adverse Events
0
Bioactivity
1
Cannabis Data
Same-CAS cannabis compliance and lab records where available.
SOURCE
Cannabis regulatory / lab data
efsa substances
1 cannabis record found in efsa substances.
View full cannabis profile →Frequently Asked Questions
What regulatory lists include C.I. Solvent Red 1?
C.I. Solvent Red 1 appears on 2 regulatory/inventory lists including Arts and crafts/Office supplies - body paint - tattoo ink; Europe, banned; Europe; Personal care. Source: EPA CPDat.
Is C.I. Solvent Red 1 used in cosmetics?
Yes, C.I. Solvent Red 1 is also indexed as a cosmetic ingredient under the name CI 12150 (Pigment Red 53:1 / Sudan Red G / Solvent Red 1). 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 C.I. Solvent Red 1 come from?
Safety data is sourced from EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, ECHA REACH, CosIng / Ingredients DB, ChEMBL / DailyMed, cannabis regulatory/lab databases. All data traces to primary regulatory sources and is updated from official government databases.
Does C.I. Solvent Red 1 have different safety status in cosmetics vs industrial chemicals?
C.I. Solvent Red 1 is prohibited in EU cosmetics but has active industrial GHS classifications (H350).
Is C.I. Solvent Red 1 used outside industrial chemicals?
C.I. Solvent Red 1 also appears in cosmetics, pharmaceutical, cannabis databases.