3-pyridylisothiazoleazo compounds useful as disperse dyes

US4960873A · kind A · utility

Assignee

• BASF SE

Inventors

• Guenter Hansen · Ludwigshafen, DE
• Gunther Lamm · Haßloch, DE
• Helmut Reichelt · Neustadt, DE
• Ernst Schefczik

Key dates

• Filing date: Mar 9, 1989
• Grant date: Oct 2, 1990
• Expiry date: Mar 9, 2009

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S534/02
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Isothiazoleazo dyes I ##STR1## where R.sup.1 is H, halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy and A is the radical of a coupling component are used predominantly as disperse dyes for dyeing hydrophobic organic fibers and fiber materials.