Reactive dyestuffs containing monohagenotriazine and vinylsulfone groups, their preparation and use
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United States of America Patent
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Apr 23, 2002
Issued Date -
N/A
app pub date -
Oct 26, 1999
filing date -
Nov 8, 1993
priority date (Note) -
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Abstract
Reactive dyestuffs of the formula (I) ##STR1## wherein R.sup.1 denotes H or unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl, R.sup.2 denotes C.sub.1 -C.sub.4 -alkyl, X denotes F, Cl or Br, Z denotes --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 --OSO.sub.3 H, R.sup.15 denotes H, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, Cl, Br, acylamino, amino carbonylamino, C.sub.1 -C.sub.4 -alkylsulphonylamino or arylsulphonylamino and R.sup.18 denotes H, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, OH or SO.sub.3 H. The invention also relates to a process for the preparation of the reactive dyestuff and their use of dyeing fibre materials containing OH groups and NH groups.
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