Chromogenic quinoline compounds

Details Chromogenic quinoline compounds Chromogenic quinoline compounds

1986-08-26

1989-04-11

Hollrah, Glennon H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546178, 546180, C07D21512, C07D21518, C07D21520

Patent

active

048208418

ABSTRACT:
Disclosed herein is a novel chromogenic compound of the formula: ##STR1## wherein R represents an alkyl group of 6 to 12 carbon atoms or benzyl group, and ring A and ring B in the quinolyl group may be substituted, a color forming composition containing said chromogenic compound, and pressure- or heat-sensitive recording paper based on said color forming composition.

REFERENCES:
patent: 4287335 (1981-09-01), Ichimura
Beilsteins Handbuch Der Organischen Chemie, Zwanzigster Band, pp. 500 and 501.
Beilsteins Handbuch Der Organischen Chemie, Einundzwanzigster Band, pp. 149 and 193.
Beilsteins Handbuch Der Organischen Chemie, Zweites Erganzungswerk, Einundzwanzigster Band, pp. 94, 151, 152 and 173.
J. of Heterocyclic Chemistry, 9 (4), pp. 789-799 (1972).
J. of Indian Chemical Society, 49 (2), pp. 139-144 (1972).

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