Title:
INDOPHENOL COMPOUND AND OPTICAL RECORDING MEDIUM CONTAINING SAID COMPOUND
Document Type and Number:
Japanese Patent JPS633062
Kind Code:
A
Abstract:
NEW MATERIAL:A compound shown by formula I [group shown by formula II is formula III or IV; K is (substituted)aromatic amine; R1WR3 are H, halogen, nitro, (substituted)alkyl, (substituted)alkoxy, (substituted)aminocarbonyl, (substituted)carbonylamino, (substituted)aminosulfonyl, (substituted)sulfonylamino or (substituted)thiocarbonylamino].
EXAMPLE: A compound shown by formula V.
USE: An optically recording medium.
PREPARATION: For example, a compound shown by formula VI is added to DMF, reacted with an aqueous solution of potassium cyanide. Then, the reaction product is reacted with dicyanodichlorobenzoquinone. After the reaction is over, water is added to the reaction mixture and the desired substance is collected as crystal.
Inventors:
MURATA YUKICHI
MAEDA SHUICHI
KIMURA YUKIYO
MAEDA SHUICHI
KIMURA YUKIYO
Application Number:
JP14656086A
Publication Date:
January 08, 1988
Filing Date:
June 23, 1986
Export Citation:
Assignee:
MITSUBISHI CHEM IND
International Classes:
C09B53/00; B41M5/26; B41M5/39; C07C67/00; C07C253/00; C07C255/61; C07C301/00; C07C311/00; C07C325/00; C07C327/48; C09B53/02; G11B7/24; G11B7/244; (IPC1-7): C07C121/84; C07C143/72; C07C153/063; C09B53/00; G11B7/24
Attorney, Agent or Firm:
Hasegawa Soji
Next Patent: METHOD FOR STABILIZING WATER-SOLUBLE DYESTUFF