Bisazo compounds which contain a diphenoquinone tetraazo compone

Details Bisazo compounds which contain a diphenoquinone tetraazo compone Bisazo compounds which contain a diphenoquinone tetraazo compone

1992-11-24

1993-12-28

Lee, Mary C.

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

Organic compounds

Azo

534653, 534757, 534759, 534760, 534762, 430 57, 430 58, 430 59, 430 73, 430 78, 430 82, C09B 35039, G03G 506

Patent

active

052740846

ABSTRACT:
An azo compound represented by the following general formula IA and an electrophotographic photosensitive member comprising a photosensitive layer containing the azo compound: ##STR1## wherein R.sup.1 and R.sup.2 are the same or different from each other and indicate a hydrogen atom, an alkyl group, an alkenyl group, a hydroxyl group, an alkoxy group, a carboxy group, an alkoxy carbonyl group, an acyl group, an aryl group, a halogen group or a cyano group, respectively; R.sup.14 indicates a hydrogen atom, a halogen group, an alkyl group, an alkoxy group, an aryl group, an amino group, a cyano group, a nitro group or a sulfoxide group; and A indicates a coupler residue having an acceptor property.

REFERENCES:
patent: 3898084 (1975-08-01), Champ et al.
patent: 4507471 (1985-03-01), Ohta
patent: 5168026 (1992-12-01), Miyamoto

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