JPS528032A - Preparation of 1,4-diaminoanthraquinone- 2-sulfonic acid - Google Patents
Preparation of 1,4-diaminoanthraquinone- 2-sulfonic acidInfo
- Publication number
- JPS528032A JPS528032A JP8395475A JP8395475A JPS528032A JP S528032 A JPS528032 A JP S528032A JP 8395475 A JP8395475 A JP 8395475A JP 8395475 A JP8395475 A JP 8395475A JP S528032 A JPS528032 A JP S528032A
- Authority
- JP
- Japan
- Prior art keywords
- diaminoanthraquinone
- sulfonic acid
- preparation
- violet
- prepare
- 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 1,4-diaminoanthraquinone-2-sulfonic acid dyeing wool in violet in a high yield by reacting leuco-1, 4-diaminoanthraquinone with chlorosulfonic acid.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8395475A JPS528032A (en) | 1975-07-10 | 1975-07-10 | Preparation of 1,4-diaminoanthraquinone- 2-sulfonic acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8395475A JPS528032A (en) | 1975-07-10 | 1975-07-10 | Preparation of 1,4-diaminoanthraquinone- 2-sulfonic acid |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS528032A true JPS528032A (en) | 1977-01-21 |
JPS563384B2 JPS563384B2 (en) | 1981-01-24 |
Family
ID=13816962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8395475A Granted JPS528032A (en) | 1975-07-10 | 1975-07-10 | Preparation of 1,4-diaminoanthraquinone- 2-sulfonic acid |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS528032A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5762250A (en) * | 1980-10-02 | 1982-04-15 | Sumitomo Chem Co Ltd | Preparation of anthraquinone intermediate |
-
1975
- 1975-07-10 JP JP8395475A patent/JPS528032A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5762250A (en) * | 1980-10-02 | 1982-04-15 | Sumitomo Chem Co Ltd | Preparation of anthraquinone intermediate |
JPH0159269B2 (en) * | 1980-10-02 | 1989-12-15 | Sumitomo Chemical Co |
Also Published As
Publication number | Publication date |
---|---|
JPS563384B2 (en) | 1981-01-24 |
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