C16H10N4O5
338.27 g/mol
Dye & PigmentWarning
Permatone Orange
CAS3468-63-1EC222-429-4
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
Pigment in printing inks and paints
Permatone Orange is a pigment used in printing inks and paints. The Food and Drug Administration (FDA) has classified its constituent D&C Orange No.
Pigment in printing inksPigment in paints
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 3468-63-1
Related Compounds
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Pigment red 3
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Pigment in paints and inks
SimilarStructure SimilarSimilarity 0.77
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Pigment in cosmetics and inks
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Blue colorant for foods and cosmetics
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Component in hair dyes
ReferenceSame Category
Sulforhodamine B
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dyeing wool and polyamides
ReferenceSame Category
Pigment orange 13
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organic pigment for printing inks
Safety Reference
Warning
H319Causes serious eye irritation
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Permatone Orange (CAS 3468-63-1) is 3204.17.
HS code (international, 6-digit)
3204.17
EU CN code (8-digit)
3204 17 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
1-[(2,4-dinitrophenyl)diazenyl]naphthalen-2-ol
InChIKey
HBHZKFOUIUMKHV-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C=C(C=C3)[N+](=O)[O-])[N+](=O)[O-])O
Synonyms (70)
- 11048 Orange
- Brilliant tangerine 13030
- Calcotone Orange 2R
- Carnelio Red 2G
- Chromatex Orange R
- D and C Orange No. 17
- D&C ORANGE NO. 17 (DELISTED)
- D&C Orange 17
- D&C Orange No. 17
- DNA ORANGE
- Dainichi Permanent Red GG
- Dinitraniline Orange
- Dinitroaniline Orange
- Dinitroaniline Orange ND-204
- Dinitroaniline Red
- Fast Orange
- Fastona Red 2G
- Graphtol Red 2GL
- Hansa Orange RN
- Helio Fast Orange 3RN
- Helio Fast Orange 3RT
- Helio Fast Orange RN
- Helio Fast Orange RT
- Irgalite Fast Red 2GL
- Irgalite Red 2G
- Irgalite Red 2GW
- Irgalite Red PV8
- Isol Fast Red 2G
- Lake Red 2GL
- Light Orange R
- Lutetia Fast Orange R
- Monolite Fast Orange 2R
- Monolite Fast Paper Orange 2R
- Monolite Fast Red 2G
- Nippon Orange X-881
- Oralith Red 2GL
- Orange No. 203
- Permanent Orange
- Permanent Orange (>90%)
- Permanent Orange DN Toner
- Permanent Orange GG
- Permanent Orange HD
- Permanent Red GG
- Permanent red 2G
- Permansa Orange
- Permaton Orange XL 45-3015
- Permatone Orange
- Segnale Light Orange RN
- Segnale Light Orange RNG
- Siegle Orange 2S
- Signal Orange Orange Y-17
- Signal Orange Y-17
- Silopol Orange R
- Silosol Orange RN
- Siloton Orange RL
- Syton Fast Red 2G
- Versal Orange RNL