Basic information
- CAS
6471-51-8- Standard SMILES
Cc1cc(Cl)ccc1N=Nc1c(O)c(C(=O)Nc2ccc(Cl)cc2C)cc2ccccc12- InChIKey
KWORKYDIARWARF-UHFFFAOYSA-N- Molecular formula
- C25H19Cl2N3O2
- Average molar mass
- 464.3 g/mol
- Monoisotopic mass
- 463.0854322
Names & identifiers
- Preferred name
- Pigment Red 7
- IUPAC
- N-(4-chloro-2-methylphenyl)-4-[(4-chloro-2-methylphenyl)diazenyl]-3-hydroxynaphthalene-2-carboxamide
- English name
- N-(4-chloro-2-methylphenyl)-4-[(4-chloro-2-methylphenyl)azo]-3-hydroxynaphthalene-2-carboxamide
- Molecular formula
- C25H19Cl2N3O2
- Molecular weight
- 464.34
Names & synonyms
6471-51-8CI 12420EINECS 229-315-32-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-[(4-chloro-2-methylphenyl)azo]-3-hydroxy-5Z5A89AQ44PERMANENT CARMINEPERMANENT CRIMSONDTXSID5064382NAPHTHOL CRIMSON RED AS-TR2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-((4-chloro-2-methylphenyl)azo)-3-hydroxy-2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-(2-(4-chloro-2-methylphenyl)diazenyl)-3-hydroxy-2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-[2-(4-chloro-2-methylphenyl)diazenyl]-3-hydroxy-
Show more names
Pigment red 7CIPIGMENTRED7Permanent Red F-4RHPigment red 7 (C.I. 12420)N-(4-Chloro-2-Methylphenyl)-4-[(4-chloro-2-Methylphenyl)diazenyl]-3-hydroxy-2-naphthaMide(E)-N-(4-chloro-2-Methylphenyl)-4-((4-chloro-2-Methylphenyl)diazenyl)-3-hydroxy-2-naphthaMideN-(4-chloro-2-methylphenyl)-4-[(4-chloro-2-methylphenyl)azo]-3-hydroxy-2-Naphthalenecarboxamide
RefChem:863212DTXCID9044374CI 12420 [INCI]2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-((4-chloro-2-methylphenyl)azo)-3-hy-droxy-N-(4-Chloro-2-methylphenyl)-4-((4-chloro-2-methylphenyl)azo)-3-hy-droxy-2-naphthalenecarboxamideN-(4-chloro-2-methylphenyl)-4-[(4-chloro-2-methylphenyl)diazenyl]-3-hydroxynaphthalene-2-carboxamideN-(4-chloro-2-methylphenyl)-4-[(4-chloro-2-methylphenyl)azo]-3-hydroxynaphthalene-2-carboxamideUNII-5Z5A89AQ44
Properties
Computed structural properties
- XLogP
- 8
- Topological polar surface area
- 74.1 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 4
- Heavy atoms
- 32
- Formal charge
- 0
- Complexity
- 678
Experimental & physicochemical properties
CosmeticsCosmetic colorant
Physicochemical properties
- Boiling point
- 611.2 · 611.2±55.0 °C(Predicted)
- Density
- 1.34 · 1.34±0.1 g/cm3(Predicted)
- pka
- 11.16 · 11.16±0.70(Predicted)
- Cosmetics Ingredients Functions
- COLORANT
- LogP
- 7.643 · 7.643 (est)
- EWG's Food Scores
- 1 · 1
- FDA UNII
- 5 Z5A89AQ44 · 5Z5A89AQ44
- EPA Substance Registry System
- 2 · 2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-[(4-chloro-2-methylphenyl)azo]-3-hydroxy- (6471-51-8)
- TSCA
- TSCA listed
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Hazard information
Regulatory InformationChemical: 2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-[(4-chloro-2-methylphenyl)azo]-3-hydroxy-
Other Safety InformationIMAP assessments - Monoazo pigments that may release carcinogenic amines: Human health tier II assessment
Safety data
- tsca
- TSCA listed
Chemistry & industry
Uses & manufacturing
UsesSubstance listed with specific concentration in tattoo ink and/or permanent make up according to EU Commission Regulation 2020/2081. The concentration limit (by weight) is 0.1%.
Use ClassificationCosmetics -> Cosmetic colorant
General Manufacturing Information2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-[2-(4-chloro-2-methylphenyl)diazenyl]-3-hydroxy-: INACTIVE
Applications
DescriptionCI 12420 is classed chemically as a monoazo colour.
Suppliers2 total
上海偕腾生物科技有限公司+86-021-58975553 · [email protected]
Alfa Chemistry+1-5166625404 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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