Disperse monoazo dyestuffs
US4119624A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 11, 1975 |
| Grant date | Oct 10, 1978 |
| Priority date | — |
| Expiry date | Apr 11, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B29/06
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The disperse monoazo dyestuffs of the formula:- ##STR1## wherein U is hydrogen, chlorine, bromine, cyano, lower alkyl, lower alkoxy or a group of the formula --CONT.sup.1 T.sup.2, --COOT.sup.3 or --SO.sub.2 T.sup.3 ; PA1 V is hydrogen, chlorine, bromine, cyano or lower alkoxycarbonyl; PA1 W is hydrogen, cyano, nitro, thiocyano, chlorine, bromine or a group of the formula --SO.sub.2 NT.sup.1 T.sup.2, --COOT.sup.3 or --SO.sub.2 T.sup.3 ; PA1 Q is hydrogen, chlorine, bromine, lower alkoxy or a --COOT.sup.3 group; PA1 R is cyano lower alkyl; PA1 A and A.sup.1 each independently represent a lower alkylene radical; PA1 X is cyano, lower alkoxy, lower alkoxy lower alkoxy, lower alkoxy lower alkoxy lower alkoxy, chlorine, bromine, lower alkoxycarbonyl, lower alkylcarbonyl, optionally substituted phenoxy carbonyl or optionally substituted phenoxy; PA1 Y is lower alkoxycarbonyl, lower alkylcarbonyl, optionally substituted phenylcarbonyl, optionally substituted phenoxycarbonyl, phenyl lower alkoxycarbonyl, lower alkylsulphonyl, optionally substituted phenylsulphonyl or N-optionally substituted aminocarbonyl; PA1 T.sup.1 is hydrogen or alkyl; PA1 T.sup.2 is hydrogen, alkyl, phenyl, phenylalkyl…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.