Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1983-11-30
1986-01-07
Gerstl, Robert
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D27110
Patent
active
045635323
ABSTRACT:
Optical brighteners of the formula ##STR1## wherein Y denotes a carbocyclic or heterocyclic radical,
REFERENCES:
patent: 4246403 (1981-01-01), Prossel
Bayer Aktiengesellschaft
Gerstl Robert
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