What is the NOAEL for C.I. Pigment Orange 5?
C.I. Pigment Orange 5 has 7 NOAEL studies in the database. The lowest reported value is cancer listing type. Source: California Proposition 65.
NOAEL Data
Prop 65
REACH Registered
Cosmetic Ingredient
C.I. Pigment Orange 5
Also known as: 2-Naphthalenol, 1-[(2,4-dinitrophenyl)azo]-, D&C Orange No. 17, 2-Naphthalenol, 1-[2-(2,4-dinitrophenyl)diazenyl]-, D & C Orange No. 17, D and C Orange No. 17 (+15 more)
CAS 3468-63-1
C.I. Pigment Orange 5 (CAS 3468-63-1) is a chemical substance; key hazard signal: cancer. Key regulatory status: California Proposition 65, REACH registered, 9 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS, ECHA REACH, CA Prop 65.
SOURCE
noael studies public
NOAEL studies
7
SOURCE
chemical inventory jurisdictions
Regulatory lists
9
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. Pigment Orange 5
CAS Number
3468-63-1
DTXSID
DTXSID6029258
Molecular Formula
C16H10N4O5
InChI Key
HBHZKFOUIUMKHV-UHFFFAOYSA-N
Monoisotopic Mass
338.065119
Synonyms
2-Naphthalenol, 1-[(2,4-dinitrophenyl)azo]-D&C Orange No. 172-Naphthalenol, 1-[2-(2,4-dinitrophenyl)diazenyl]-D & C Orange No. 17D and C Orange No. 17D&C Orange 1711048 OrangeBrilliant tangerine 13030BRN 0964718Calcotone Orange 2RCarnelio Red 2GChromatex Orange R
California Proposition 65
California OEHHA listing status and toxicity category.
SOURCE
California OEHHA Proposition 65 List
1 records
| Chemical | Toxicity Type | Cancer | Developmental | Listed |
|---|---|---|---|---|
| - | cancer | Yes | No | - |
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
5 records
DyePigment
Regulatory Lists
Inventory, screening, and regulatory list matches from public chemical databases.
SOURCE
EPA CPDat
9 records
| List | Keyword | Source |
|---|---|---|
| Arts and crafts/Office supplies - body paint - tattoo ink; Europe | Danish Environmental Protection Agency | Danish EPA |
| Arts and crafts/Office supplies - body paint - tattoo ink; Europe | Danish Environmental Protection Agency | Danish EPA |
| Arts and crafts/Office supplies - body paint - tattoo ink; Europe | Danish Environmental Protection Agency | Danish EPA |
| inert_ingredient; non_food_use; Pesticides | EPA | CPCat |
| banned; Europe; Personal care | European Commission | CosIng |
| OEHHA Proposition 65 (3/2019) | STATE OF CALIFORNIA ENVIRONMENTAL PROTECTION AGENCY | OEHHA Proposition 65 List |
| OEHHA Proposition 65 (1/2023) | California Office of Environmental Health Hazard Assessment | OEHHA Proposition 65 List |
| Arts and crafts/Office supplies - body paint - tattoo ink; Europe | Danish Environmental Protection Agency | Danish EPA |
| Personal care; prohibited; Southeast Asia | Asean | ASEAN Cosmetics |
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 7 of 7 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| ABcancer | listing type | California Proposition 65 listing | - | - | California Proposition 65 |
| ABcancer | listing type | California Proposition 65 listing | - | - | California Proposition 65 |
| ABcancer | listing type | California Proposition 65 listing | - | - | California Proposition 65 |
| E27LT0986O | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| E27LT0986O | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| E27LT0986O | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| E27LT0986O | UNII | FDA UNII substance identifier | - | - | openFDA substances |
Showing 7 of 7 studies
REACH Registration
Registration status from the ECHA REACH registered substances database.
SOURCE
ECHA (EU)
1 records
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | 1-[(2,4-dinitrophenyl)azo]-2-naphthol | 222-429-4 | 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
permitted
Max
-
Category
Colorant
Frequently Asked Questions
What regulatory lists include C.I. Pigment Orange 5?
C.I. Pigment Orange 5 appears on 6 regulatory/inventory lists including Arts and crafts/Office supplies - body paint - tattoo ink; Europe, inert_ingredient; non_food_use; Pesticides, banned; Europe; Personal care, and 3 more. Source: EPA CPDat.
Is C.I. Pigment Orange 5 on the California Proposition 65 list?
Yes, C.I. Pigment Orange 5 is listed under California Proposition 65 for cancer. Source: California OEHHA Proposition 65.
Is C.I. Pigment Orange 5 used in cosmetics?
Yes, C.I. Pigment Orange 5 is also indexed as a cosmetic ingredient under the name CI 12480. 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. Pigment Orange 5 come from?
Safety data is sourced from EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, ECHA REACH, California Proposition 65, CosIng / Ingredients DB. All data traces to primary regulatory sources and is updated from official government databases.
Is C.I. Pigment Orange 5 used outside industrial chemicals?
C.I. Pigment Orange 5 also appears in cosmetics databases.