CI 12700 is classed chemically as a monoazo colour.
Definition
US FDA substance register · UNII N83897KOD7 · registered name SOLVENT YELLOW 16 · single chemical substance
CI 12700 is classed chemically as a monoazo colour. It conforms to the formula:
Cosmetic roles
Safety & regulatory references
- Restricted
- ASEAN · China · Taiwan
- Allowed colourant
- ASEAN · Taiwan
Source: MFDS (Korea) cosmetic regulatory information · ASEAN Cosmetic Directive · Taiwan FDA cosmetic ingredients
Argentina · Brazil
- Field of application and/or use : Dye Substances allowed exclusively in products that have short time of skin and hair contact.
European Union
- Product Type, body parts : Rinse-off products
Source: MFDS (Korea) cosmetic regulatory information
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
EU Cosmetics Regulation, Annex IV (allowed colourants), entry 15 · maximum concentration Rinse-off products
Source: EU allowed colourants (Annex IV)
Restriction IV/15
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 4314-14-1
- EC No.EU chemical inventory number
- 224-330-1
- DTXSIDUS EPA chemical ID
- DTXSID5052098
- DTXCIDUS EPA compound ID
- DTXCID10809889
- IUPAC
- 5-Methyl-2-phenyl-4-(phenyldiazenyl)-2,4-dihydro-3H-pyrazol-3-one
- Molecular formula
- C16H14N4O
- Molecular weight
- 278.315 g/mol
Measured properties
- Melting/freezing point
- 176.64 ℃
- Initial boiling point and range
- 442.28 ℃
- n-Octanol/water partition coefficient (Kow)
- 4.55
- Molecular weight
- 278.32
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 5 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Dye2
- Soil amendments1
- Pigment1
- Fragrance1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
2 skin studies and 2 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 4 studies
- Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · according to OECD Guideline 406 (Skin Sensitisation) according to EU Method B.6 (Skin Sensitisation) - Studies Indicate No Significant Irritation
skin corrosion: in vitro / ex vivo · Screening · OECD Guideline 439 (In Vitro Skin Irritation: Reconstructed Human Epidermis Test Method) according to other guideline: EC 440 according to other guideline: UN GHS according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) equivalent or similar to - Ambiguous
eye irritation: in vitro / ex vivo · Screening · OECD Guideline 437 (Bovine Corneal Opacity and Permeability Test Method for Identifying Ocular Corrosives and Severe Irritants) [before 26 July 2013] according to
Source: US EPA CompTox dashboard
Linked databases 16
- ASEAN Cosmetic Directive
- Australian Industrial Chemicals Inventory (AICIS)
- China inventory of existing ingredients (IECIC)
- EU allowed colourants (Annex IV)
- EU CosIng ingredient list 2
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic regulatory information 2 3 4
- Taiwan FDA cosmetic ingredients
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English · Chinese