Certain bis(benzoyl)pyridine compounds

Details Certain bis(benzoyl)pyridine compounds Certain bis(benzoyl)pyridine compounds

1982-10-21

1985-06-11

Rotman, Alan L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546168, 546187, 546272, 546273, 546281, 546314, 544 82, C07D21350, C07D40102

Patent

active

045230188

ABSTRACT:
Chromogenic compounds of colorless or lightly colored form are disclosed having the following structural formula: ##STR1## wherein X represents an optionally substituted aminophenyl, indolyl, julolidinyl, kairolyl, piperidinophenyl, pyrrolidinophenyl, morpholinyl, carbazolyl or indolizinyl radical. The compounds of this invention are eligible for use in pressure-sensitive and heat-sensitive record materials and manifold marking systems.

REFERENCES:
Pratt et al., Chemical Abstracts, vol. 82, No. 25, Abst. No. 171,138y, Jun. 23, 1975.
Chemical Abstracts, Ninth Collective Index, vols. 76-85, Che. Substance, p. 23381 CS, (1972-1976), Pub. 1977.
Kumagae et al., Chemical Abstracts, vol. 99, No. 22, Abst. No. 185,058k, Nov. 28, 1983.

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