JPS543051A - Preparation of high purity diphenoxyanthraquinones - Google Patents
Preparation of high purity diphenoxyanthraquinonesInfo
- Publication number
- JPS543051A JPS543051A JP6650577A JP6650577A JPS543051A JP S543051 A JPS543051 A JP S543051A JP 6650577 A JP6650577 A JP 6650577A JP 6650577 A JP6650577 A JP 6650577A JP S543051 A JPS543051 A JP S543051A
- Authority
- JP
- Japan
- Prior art keywords
- diphenoxyanthraquinones
- preparation
- high purity
- dinitroanthraquinone
- safely
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PURPOSE: To prepare the title compound useful as a dye-intermediate, safely and in high yield, by reacting dinitroanthraquinone cake containing about 10-40 wt.% (wet basis) of water with phenol in the presence of alkali hydroxide.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6650577A JPS543051A (en) | 1977-06-06 | 1977-06-06 | Preparation of high purity diphenoxyanthraquinones |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6650577A JPS543051A (en) | 1977-06-06 | 1977-06-06 | Preparation of high purity diphenoxyanthraquinones |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS543051A true JPS543051A (en) | 1979-01-11 |
JPS5619852B2 JPS5619852B2 (en) | 1981-05-09 |
Family
ID=13317745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6650577A Granted JPS543051A (en) | 1977-06-06 | 1977-06-06 | Preparation of high purity diphenoxyanthraquinones |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS543051A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59114261U (en) * | 1983-01-24 | 1984-08-02 | 株式会社神戸製鋼所 | Rolls in continuous casting machine |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56108152A (en) * | 1980-01-31 | 1981-08-27 | Toshiba Corp | Microcomputer system |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE228334C (en) * |
-
1977
- 1977-06-06 JP JP6650577A patent/JPS543051A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE228334C (en) * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59114261U (en) * | 1983-01-24 | 1984-08-02 | 株式会社神戸製鋼所 | Rolls in continuous casting machine |
Also Published As
Publication number | Publication date |
---|---|
JPS5619852B2 (en) | 1981-05-09 |
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