Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1981-09-30
1984-05-01
Coughlan, Jr., Paul M.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
542414, 542424, C09B 5706
Patent
active
044463260
ABSTRACT:
Cationic dyestuffs of the general formula ##STR1## wherein R represents hydrogen or an alkyl radical with a maximum of 8 C atoms, which is optionally substituted by non-ionic radicals,
REFERENCES:
patent: 3278551 (1966-10-01), Kleiner et al.
patent: 3299092 (1967-01-01), Brack
patent: 4203722 (1980-05-01), Brack et al.
Bayer Aktiengesellschaft
Coughlan, Jr. Paul M.
Springer D. B.
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