Global Patent Index - EP 0863442 A3

EP 0863442 A3 19981125 - Naphthoquinone derivative and electrophotosensitive material using the same

Title (en)

Naphthoquinone derivative and electrophotosensitive material using the same

Title (de)

Naphthochinonderivate und elektrolichtempfindliches Material und deren Gebrauch

Title (fr)

Dérivé de naphthoquinone et matériau électrophotosensible l'utilisant

Publication

EP 0863442 A3 19981125 (EN)

Application

EP 98301631 A 19980305

Priority

JP 5194197 A 19970306

Abstract (en)

[origin: EP0863442A2] A naphthoquinone derivative represented by the general formula (1): <CHEM> wherein X represents a sulfur atom or an oxygen atom; and Ar<1> and Ar<2> are the same or different and represent an alkyl group, or a phenyl group which may have a substituent. An electrophotosensitive material comprising a conductive substrate and a photosensitive layer provided on the conductive substrate, the photosensitive layer containing the naphthoquinone derivative (1). <IMAGE>

IPC 1-7

G03G 5/06; G03G 5/05

IPC 8 full level

C07C 50/32 (2006.01); C07C 69/22 (2006.01); C07C 69/92 (2006.01); C07C 205/36 (2006.01); C07C 323/22 (2006.01); G03G 5/05 (2006.01); G03G 5/06 (2006.01)

CPC (source: EP)

G03G 5/0517 (2013.01); G03G 5/0609 (2013.01); G03G 5/062 (2013.01)

Citation (search report)

  • [X] DE 963153 C 19570502 - BAYER AG
  • [X] DE 955597 C 19570103 - BAYER AG
  • [X] CHEMICAL ABSTRACTS, vol. 110, no. 3, 16 January 1989, Columbus, Ohio, US; abstract no. 23652t, ISHIKAWA S ET AL: "Synthesis of dibenzofuran-type and dinaphthofuranquinone-type fused furans" page 529; column 1; XP002078406 & NIPPON KAGAKU KAISHI: JOURNAL OF THE CHEMICAL SOCIETY OF JAPAN., no. 5, 1988, TOKYO JP, pages 743 - 751
  • [X] CHEMICAL ABSTRACTS, vol. 99, no. 5, 1 August 1983, Columbus, Ohio, US; abstract no. 38149n, RUSSKIKH S A ET AL: "Nucleophilic arylations of derivatives of naphthoquinones and anthraquinones by 2,6-di-tert-butylphenol." page 496; column 1; XP002078407 & ZH.ORG.KHIM, vol. 19, no. 1, 1983, pages 158 - 164
  • [X] FLATEN V M ET AL: "Kinetics and mechanism of the reaction of 2,3-dimethoxy-1,4-naphtoquinone with alkoxide ions in alcoholic solvents.", JOURNAL OF THE CHEMICAL SOCIETY, PERKIN TRANSACTIONS 2., 1988, LETCHWORTH GB, pages 451 - 456, XP002078400
  • [X] FIESER L F ET AL: "Synthesis of naphthoquinones for studies of the inhibition of enzyme systems.", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, vol. 71, 1949, DC US, pages 3609 - 3613, XP002078401
  • [X] CINNIS E L ET AL: "A reexamination of the acid catalyzed addition of ethanediol to naphthoquinone.", TETRAHEDRON LETTERS, vol. 22, no. 39, OXFORD GB, pages 3807 - 3810, XP002078402
  • [X] TJEPKEMA J J: "The preparation of alkylthio substituted naphthoquinones-1,4 and benzoquinones-1,4.", RECUEIL DES TRAVAUX CHIMIQUES DES PAYS-BAS., vol. 71, 1952, AMSTERDAM NL, pages 853 - 855, XP002078403
  • [X] FRIES K ET AL: "Neues über Dichloro-2,3-naphthochinon-1,4.", CHEMISCHE BERICHTE., vol. 56, 1923, WEINHEIM DE, pages 1291 - 1304, XP002078404
  • [X] OERIU I: "Zusammenhänge zwischen der chemischen Struktur und der antituberkulösen Wirkung der in Stellung 2 und 3 substituieren Derivate des alpha-Naphthochinons.", PHARMAZIE., vol. 16, 1961, BERLIN DD, pages 320 - 327, XP002078405
  • [DA] PATENT ABSTRACTS OF JAPAN vol. 018, no. 387 (P - 1773) 20 July 1994 (1994-07-20)

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0863442 A2 19980909; EP 0863442 A3 19981125; JP 3571165 B2 20040929; JP H10251194 A 19980922

DOCDB simple family (application)

EP 98301631 A 19980305; JP 5194197 A 19970306