发明授权
US4960873A 3-pyridylisothiazoleazo compounds useful as disperse dyes 失效
可用作分散染料的3-吡啶基异噻唑偶氮化合物

3-pyridylisothiazoleazo compounds useful as disperse dyes
摘要:
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.
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