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Home/Compounds/Dye & Pigment/1-butyl-5-((4-chlorophenyl)azo)-1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile
C17H17ClN4O2
344.8 g/mol
Dye & PigmentWarning

C.I. Disperse Yellow 218

CAS69808-32-8EC617-509-4
Category
Dye & Pigment
Compound Class
Heterocycle
Primary Use
Disperse dye for synthetic fibers

This compound is a disperse dye used primarily for coloring synthetic fibers. It is characterized by its aromatic and heterocyclic structure, which includes a nitrile group and a halogen atom.

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

ReferenceSame Category

Reactive orange 12

CAS70161-14-7

reactive dye for textiles

ReferenceSame Category

Pigment red 48 calcium

CAS7023-61-2

Red pigment for plastics

ReferenceSame Category

3-(benzothiazol-2-yl)-7-(diethylamino)-2-oxo-2H-1-benzopyran-4-carbonitrile

CAS70546-25-7

fluorescent solvent dye

ReferenceSame Category

Reactive Orange 13

CAS70616-89-6

Reactive dye for textiles

Safety Reference

Harmful
Harmful
Health Hazard
Health Hazard
Warning
H302Harmful if swallowed
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H336May cause drowsiness or dizziness
H351Suspected of causing cancer

Customs Tariff Classification

The international HS code for C.I. Disperse Yellow 218 (CAS 69808-32-8) is 2927.00.

HS code (international, 6-digit)

2927.00

EU CN code (8-digit)

2927 00 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-butyl-5-[(4-chlorophenyl)diazenyl]-2-hydroxy-4-methyl-6-oxopyridine-3-carbonitrile

InChIKey

MWAWPZSULSWTAA-UHFFFAOYSA-N

SMILES

CCCCN1C(=C(C(=C(C1=O)N=NC2=CC=C(C=C2)Cl)C)C#N)O

Synonyms (8)
  • C.I. Disperse Yellow 218
  • J38.123C

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