Bulk dyeing using quinophthalone dyestuffs

Details Bulk dyeing using quinophthalone dyestuffs Bulk dyeing using quinophthalone dyestuffs

1998-01-27

1999-02-23

Davis, Zinna Northington

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

8569, C07D21500, C08K 53437, C09B 2500

Patent

active

058745823

ABSTRACT:
Dyestuffs of the formula (I) ##STR1## wherein Z represents SO.sub.2 or CO,

REFERENCES:
patent: 5037799 (1991-08-01), Chapman et al.
Abstract (WPAT) 84-237836/39 of DE 15 69 672-A, (Jan. 21, 1971).

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