Pentakis-and heptakis-azoxy dyestuffs
AssigneeBayer Aktiengesellschaft
InventorHorst Nickel
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Abstract
Polyazo dyestuffs of the formula ##STR1## wherein D denotes the radical of a diazo component and n denotes the number 1 or 2, and their use for dyeing and printing fibre materials containing amino groups or hydroxyl groups, and leather. The resulting dyeings have good properties under wet conditions and when in use.
Claims4
A polyazo dyestuff of the formula ##STR14## wherein D denotes the radical of a diazo component and
- n denotes 1 or 2.
A polyazo dyestuff of the formula ##STR15## wherein D denotes the radical of a diazo component and
- n denotes 1 or 2.
A polyazo dystuff of the formula ##STR16## wherein D denotes the radical of a diazo component and
- n denotes 1 or 2.
A polyazo dyestuff of the formula ##STR17## .
Dependencies are inferred from the claim text.