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Home/Compounds/Dye & Pigment/2-Naphthalenecarboxamide, N,N'-(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis[3-hydroxy-
C36H28N2O6
584.6 g/mol
Dye & Pigment

2-Naphthalenecarboxamide, N,N'-(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis[3-hydroxy-

CAS91-92-9EC202-108-5
Category
Dye & Pigment
Compound Class
Amide
Primary Use
Naphthol dye intermediate

This compound is a bis(3-hydroxynaphthalene-2-carboxamide) derivative featuring two methoxy-substituted aromatic rings. It is primarily recognized as a naphthol dye intermediate, used in the synthesis of azo pigments and dyes.

intermediate for naphthol-based azo dyesbuilding block for pigment production

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

SimilarStructure SimilarSimilarity 0.78

3-Hydroxy-N-(2-methoxyphenyl)-2-naphthalenecarboxamide

CAS135-62-6

Naphthol AS coupler for azo dyes

ApplicationSame Use

5'-chloro-3-hydroxy-2',4'-dimethoxy-2-naphthanilide

CAS92-72-8

Naphthol dye intermediate

ApplicationSame Use

3-Hydroxy-N-naphthalen-1-ylnaphthalene-2-carboxamide

CAS132-68-3

Naphthol dye intermediate

ApplicationSame Use

4,4'-bis(O-acetoacetotoluidide)

CAS91-96-3

Naphthol dye intermediate

ApplicationSame Use

5'-Chloro-3-hydroxy-2'-methyl-2-naphthanilide

CAS135-63-7

Naphthol dye intermediate

ReferenceSame Category

Reactive Orange 84

CAS91261-29-9

reactive dye for textiles

ReferenceSame Category

2'-methoxyacetoacetanilide

CAS92-15-9

pigment

ReferenceSame Category

Dehydrothio-p-toluidine

CAS92-36-4

intermediate for azo dyes

Customs Tariff Classification

The international HS code for 2-Naphthalenecarboxamide, N,N'-(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis[3-hydroxy- (CAS 91-92-9) 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-[4-[4-[(3-hydroxynaphthalene-2-carbonyl)amino]-3-methoxyphenyl]-2-methoxyphenyl]naphthalene-2-carboxamide

InChIKey

AXUHYNGMYQMRRI-UHFFFAOYSA-N

SMILES

COC1=C(C=CC(=C1)C2=CC(=C(C=C2)NC(=O)C3=CC4=CC=CC=C4C=C3O)OC)NC(=O)C5=CC6=CC=CC=C6C=C5O

Synonyms (23)
  • 4', 3,3''-dihydroxy-
  • Acco Naphthol AS-BR
  • Amanil Naphthol AS-BR
  • Amarthol AS-BR
  • Azoic Coupling Component 3
  • Azotol DA
  • Hiltonaphthol AS-BR
  • NAPHTHOL AS-BR
  • Naphtanilide BR
  • Naphthol AS-BR C.I. 37575
  • Naphtol AS-BR
  • Sanatol BR

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