Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1976-08-03
1978-09-19
Michl, Paul R.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
8 86, 8 88, 8172R, 260175, 260198, 260380, C09B 2922
Patent
active
041153790
ABSTRACT:
Anionic dyestuffs which contain, as the cation an ammonium ion of the formula ##STR1## wherein R.sub.1 and R.sub.2 independently of one another denote hydrogen, C.sub.1 -C.sub.6 -alkyl which is optionally substituted by hydroxyl, cyclopentyl, cyclohexyl or phenyl, naphthyl or benzyl which are optionally substituted by halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy, or one of the radicals --(CH.sub.2 --X--O).sub.n --H, [-alkylene-N (R.sub.3 --].sub.P --R.sub.3 or -arylene-N (R.sub.3)--(CH.sub.2 --X--O).sub.n --H or denotes, together with the nitrogen atom, a 5-membered to 7-membered heterocyclic radical,
REFERENCES:
patent: 2480269 (1949-08-01), Seymour
patent: 3926546 (1975-12-01), Nickel
patent: 3963418 (1976-06-01), Tullio
patent: 3995997 (1976-12-01), Boehmke
Eimers Erich
Hornle Reinhold
Nonn Konrad
Perrey Hermann
Wolf Karlheinz
Bayer Aktiengesellschaft
Michl Paul R.
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