A facile syntheses and absorption characteristics of some monoazo dyes in bis-heterocyclic aromatic systems part I: Syntheses of polysubstituted-5-(2-pyrido-5-yl and 5-pyrazolo-4-yl)azo-thiophene derivatives

Dyes and Pigments

Volumn 62, Issue 2, 2004, Pages 173-180

  Yen, Ming Shien ^a   Wang, Ing Jing ^a  

^a NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Taiwan)

Author keywords

2 aminothiophene; Bis hetarylazo dyes; Pyrazolone; Pyridone

Indexed keywords

ABSORPTION; AZO DYES; CHEMICAL ANALYSIS; COUPLINGS; DYES; NUCLEAR MAGNETIC RESONANCE; SOLVENTS; SPECTROSCOPY;

DIAZO COMPONENTS; ELEMENTAL ANALYSIS; MONOAZO DYES; SOLVATOCHROMIC PROPERTIES;

PIGMENTS;

ABSORPTION; AZO DYE; DYE PROPERTY; SYNTHESIS;

EID: 1942473728     PISSN: 01437208     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.dyepig.2003.11.018     Document Type: Article

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