Method for preparing a solution of an alkali salt of anthrahydro

Details Method for preparing a solution of an alkali salt of anthrahydro Method for preparing a solution of an alkali salt of anthrahydro

Filed on

1996-12-12

Date issued

1998-05-12

Examiner

Reamer, James H.

Patent Class

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

SubClass

Organic compounds

SubSubClass

Polycyclo ring system containing anthracene configured ring...

Other Related Categories

552208, C07C 3786

Type

Patent

Status

active

Patent number

057507430

Description

ABSTRACT:
A method for preparing a solution of an alkali salt of anthrahydroquinone, which comprises reacting a solution of an alkali salt of 1,4-dihydro-9,10-dihydroxyanthracene with anthraquinone in the presence of an alkali.

REFERENCES:
Lion Corp., Chemical Abstracts, vol. 98, No. 200109c., 1983.
Paba et al, Chemical Abstracts, vol. 119, No. 228358j., 1993.
Miguel et al, Chemical Abstracts, vol. 116, No. 105792b., 1992.
Patent Abstracts of Japan, vol. 005, No. 164 (C-076), Oct. 21, 1981, JP-A-56 092234, Jul. 25, 1981.

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