Title:
【発明の名称】アミノ化ジケトビス(アリールまたはヘテロアリール)ピロロピロール化合物を含む電子写真光受容体及びその製造方法
Document Type and Number:
Japanese Patent JP3076557
Kind Code:
B2
Abstract:
Process for the preparation of compounds of the formula by reaction of a pyrrolopyrrole of the formula in which X1 denotes a group X2 is a group or has the same meaning as X1, with a secondary amine of the formula in the molar ratio 1:2, in the presence of an anhydrous dipolar aprotic solvent and a 0.1 to 15-fold stoichiometric amount, relative to the amine of the formula III, of an anhydrous organic base, at temperatures between 50 and 230 DEG C and at a pressure between 1 and 10 bar. Claim 1 is referred to regarding the meaning of the substituents R1-R8, Y and Hal. The compounds of the formula I are in particular suitable as photoconducting substances.
Inventors:
Align Cloud Rossiyat
Olof Walkist
Able Iqbal
Hitoshi Mizuguchi
Olof Walkist
Able Iqbal
Hitoshi Mizuguchi
Application Number:
JP12849499A
Publication Date:
August 14, 2000
Filing Date:
May 10, 1999
Export Citation:
Assignee:
Ciba Specialty Chemicals Holding Incorporated
International Classes:
C07D487/04; C09B57/00; G03G5/06; (IPC1-7): G03G5/06; C07D487/04
Other References:
【文献】米国特許4632893(US,A)
【文献】米国特許4415685(US,A)
【文献】米国特許4579949(US,A)
【文献】米国特許4415685(US,A)
【文献】米国特許4579949(US,A)
Attorney, Agent or Firm:
Masao Okabe (11 others)