Basic dioxazine compounds
US4336377A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 28, 1980 |
| Grant date | Jun 22, 1982 |
| Priority date | — |
| Expiry date | Jan 28, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B69/001
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Novel dioxazine compounds of the formula ##STR1## in which Z is a basic group, which can be quaternized, Y is an anionic group and X and X.sub.1 independently of one another are identical or different substituents from the category comprising: hydrogen, halogen, CN, substituted or unsubstituted alkyl (C.sub.1 -C.sub.4); substituted or unsubstituted phenyl; NHCOR.sub.1 in which R.sub.1 is alkyl (C.sub.1 -C.sub.4), cycloalkyl, substituted or unsubstituted aryl or a heterocyclic radical; and OCOR.sub.2 in which R.sub.2 is substituted or unsubstituted alkyl (C.sub.1 -C.sub.4) or cycloalkyl; or X and X.sub.1 are the group ##STR2## in which R.sub.4 and R.sub.5 independently of one another are: hydrogen, substituted or unsubstituted alkyl (C.sub.1 -C.sub.4), cycloalkyl or aryl, or R.sub.4 together with R.sub.5 and with the inclusion of the N atom forms a heterocyclic ring, or X and X.sub.1 are the group COOR.sub.6, in which R.sub.6 is hydrogen, substituted or unsubstituted alkyl or cycloalkyl; n is a number from 1 to 4 and m is a number from 0 to 2, with the proviso that the number m is smaller than n, and in which the benzo radicals A and A.sub.1 can be identical or different and can hav…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.