JPS53135961A - Preparation of 1-amino-2,4-dibromoanthraquinone - Google Patents
Preparation of 1-amino-2,4-dibromoanthraquinoneInfo
- Publication number
- JPS53135961A JPS53135961A JP4841377A JP4841377A JPS53135961A JP S53135961 A JPS53135961 A JP S53135961A JP 4841377 A JP4841377 A JP 4841377A JP 4841377 A JP4841377 A JP 4841377A JP S53135961 A JPS53135961 A JP S53135961A
- Authority
- JP
- Japan
- Prior art keywords
- dibromoanthraquinone
- amino
- preparation
- sulfuric acid
- aminoanthraquinone
- 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 an intermediate of anthraquinone dye, economically and in high purity, without using a large amount of sulfuric acid or fuming sulfuric acid, by the bromination of 1-aminoanthraquinone fine crystals in an aqueous medium.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4841377A JPS6042785B2 (en) | 1977-04-28 | 1977-04-28 | Method for producing 1-amino-2,4-dibromanthraquinone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4841377A JPS6042785B2 (en) | 1977-04-28 | 1977-04-28 | Method for producing 1-amino-2,4-dibromanthraquinone |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53135961A true JPS53135961A (en) | 1978-11-28 |
JPS6042785B2 JPS6042785B2 (en) | 1985-09-25 |
Family
ID=12802609
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4841377A Expired JPS6042785B2 (en) | 1977-04-28 | 1977-04-28 | Method for producing 1-amino-2,4-dibromanthraquinone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6042785B2 (en) |
-
1977
- 1977-04-28 JP JP4841377A patent/JPS6042785B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6042785B2 (en) | 1985-09-25 |
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