C21H15NO2
313.3 g/mol
Dye & PigmentWarning
3-Hydroxy-N-1-naphthyl-2-naphthamide
CAS132-68-3EC205-075-5
Category
Dye & Pigment
Compound Class
Amide
Primary Use
Naphthol dye intermediate
This compound is a naphthol-based dye intermediate commonly used in the production of azo pigments and dyes. It features an amide functional group and four aromatic rings, contributing to its role in industrial colorant synthesis.
Naphthol dye intermediateIntermediate for azo pigments
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.
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Related Compounds
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5'-Chloro-3-hydroxy-2'-methyl-2-naphthanilide
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Naphthol dye intermediate
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Naphthol dye intermediate
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CAS91-96-3
Naphthol dye intermediate
ReferenceSame Category
1,3-Naphthalenediol
CAS132-86-5
Dye and pharmaceutical intermediate
ReferenceSame Category
7-(Benzoylamino)-4-hydroxy-2-naphthalenesulfonic acid
CAS132-87-6
intermediate for azo dyes
ReferenceSame Category
Oil Red O
CAS1320-06-5
Histological dye for triglycerides
ReferenceSame Category
Pigment Violet 3
CAS1325-82-2
Pigment for paints, plastics, inks, and rubber
Safety Reference
Warning
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 3-Hydroxy-N-1-naphthyl-2-naphthamide (CAS 132-68-3) is 2924.29.
HS code (international, 6-digit)
2924.29
EU CN code (8-digit)
2924 29 70
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
3-hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide
InChIKey
QGZGJNPVHADCFM-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C=CC=C2NC(=O)C3=CC4=CC=CC=C4C=C3O
Synonyms (41)
- Acco Naphthol AS-BO
- Acna Naphthol F
- Amanil naphthol AS-BO
- Amarthol AS-BO
- Anthonaphthol M 3B
- Azoic Coupling Component 4
- Azonaphthol AN
- Azonaphtol AN
- Azotol ANF
- Brenthol AN
- Celcot RN
- Cibanaphthol RN
- Dragonthol BO
- Hiltonaphthol AS-BO
- Mitsui naphthozol BO
- Naftolo MBO
- Naphtanilide BO
- Naphtanilide BO Supra
- Naphtazol 3B
- Naphthoide BO
- Naphthol AS-BO
- Naphthol Acna F
- Naphtoelan BO
- Naphtol AS-BO
- Naphtol AS-boll
- Sanatol BO
- Solunaptol ANL
- Tulathol AS-BO
- Ultrazol VII-BO
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