Title:
アリールアミノヒドロキシアントラキノン類の製造
Document Type and Number:
Japanese Patent JP4570740
Kind Code:
B2
Abstract:
Production of arylaminohydroxyanthraquinones (I) by reacting corresponding chlorohydroxyanthraquinones (II) with an amine (III). In the production of arylaminohydroxyanthraquinones of formula (I) by reacting corresponding chlorohydroxyanthraquinones of formula (II) with an amine of formula (III), (III) is used in an excess of 10-100% with respect to 1 mole (III)/chlorine (Cl) atom in (II) and reaction is carried out in the presence of base(s), selected from alkali(ne earth) metal carbonates and alkali metal acetates and phosphates, in an inert solvent; R<1>, R<2>, R<3>, R<4> = hydroxy (OH) in at least one case and -NH-Ar in at least one case, otherwise hydrogen (H); R<5>, R<6>, R<7>, R<8> = Cl in at least one case and OH in at least one case, otherwise H; Ar = aryl, optionally mono- or poly-substituted with the same or different substituents.
More Like This:
Inventors:
JOSEPH-BALTER SHYUTABITS
Shuute Juan Juan Michaelis
Shuute Juan Juan Michaelis
Application Number:
JP2000223575A
Publication Date:
October 27, 2010
Filing Date:
July 25, 2000
Export Citation:
Assignee:
LANXESS Deutschland Gamebecher
International Classes:
C09B1/32; C07C209/10; C07C215/88; C07C221/00; C07C225/36; C09B1/514
Domestic Patent References:
| JP47011586A | ||||
| JP45026636B1 | ||||
| JP41015113B1 | ||||
| JP7157673A |
Foreign References:
| GB1184375B |
Attorney, Agent or Firm:
Patent business corporation Odashima patent office