Dyes having two 5-membered lactone rings fused to a central cycl

Details Dyes having two 5-membered lactone rings fused to a central cycl Dyes having two 5-membered lactone rings fused to a central cycl

1984-11-23

1987-03-17

Fan, Jane T.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549 45, 549 47, 548431, 548433, C07D30783

Patent

active

046508821

ABSTRACT:
A novel hetero-polycyclic compound of the following formula, a method for its preparation and its use in the coloration of textile materials: ##STR1## wherein, Z.sup.1 & Z.sup.2 are each independently --O--, --S-- or --NR.sup.5 -- in which R.sup.5 is H or an optionally-substituted hydrocarbon group or an acyl group;

REFERENCES:
patent: 4115404 (1978-09-01), Greenhalgh et al.
patent: 4122087 (1978-10-01), Greenhalgh et al.
patent: 4333877 (1982-06-01), Carey et al.
Thompson et al. CA. 98:217179y.
Greenhalgh et al. CA. 95:221293m.

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