JPS53135962A - Preparation of 1-amino-2-bromo-4-hydroxyanthraquinone - Google Patents
Preparation of 1-amino-2-bromo-4-hydroxyanthraquinoneInfo
- Publication number
- JPS53135962A JPS53135962A JP4841477A JP4841477A JPS53135962A JP S53135962 A JPS53135962 A JP S53135962A JP 4841477 A JP4841477 A JP 4841477A JP 4841477 A JP4841477 A JP 4841477A JP S53135962 A JPS53135962 A JP S53135962A
- Authority
- JP
- Japan
- Prior art keywords
- hydroxyanthraquinone
- bromo
- amino
- preparation
- product
- 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 highly pure title compound useful as an intermediate of anthraquinone dye, economically in a simple process, without using a large amount of sulfuric acid, by brominating 1-aminoanthraquinone followed by hydrolyzing the product without isolating the reaction product.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4841477A JPS53135962A (en) | 1977-04-28 | 1977-04-28 | Preparation of 1-amino-2-bromo-4-hydroxyanthraquinone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4841477A JPS53135962A (en) | 1977-04-28 | 1977-04-28 | Preparation of 1-amino-2-bromo-4-hydroxyanthraquinone |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60106888A Division JPS6110541A (en) | 1985-05-21 | 1985-05-21 | Production of 1-amino-2-bromo-4-hydroxyanthraquinone |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53135962A true JPS53135962A (en) | 1978-11-28 |
JPS5715101B2 JPS5715101B2 (en) | 1982-03-29 |
Family
ID=12802638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4841477A Granted JPS53135962A (en) | 1977-04-28 | 1977-04-28 | Preparation of 1-amino-2-bromo-4-hydroxyanthraquinone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53135962A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58118548A (en) * | 1982-01-08 | 1983-07-14 | Sumitomo Chem Co Ltd | Preparation of anthraquinone-type intermediate |
EP0160162A1 (en) * | 1984-04-28 | 1985-11-06 | Bayer Ag | Process for preparing 1-amino-2-bromo-4-hydroxy-anthraquinone |
-
1977
- 1977-04-28 JP JP4841477A patent/JPS53135962A/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58118548A (en) * | 1982-01-08 | 1983-07-14 | Sumitomo Chem Co Ltd | Preparation of anthraquinone-type intermediate |
JPH0227982B2 (en) * | 1982-01-08 | 1990-06-20 | Sumitomo Chemical Co | |
EP0160162A1 (en) * | 1984-04-28 | 1985-11-06 | Bayer Ag | Process for preparing 1-amino-2-bromo-4-hydroxy-anthraquinone |
Also Published As
Publication number | Publication date |
---|---|
JPS5715101B2 (en) | 1982-03-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5239639A (en) | Process for preparation of decabromobiphenylether | |
JPS53135962A (en) | Preparation of 1-amino-2-bromo-4-hydroxyanthraquinone | |
JPS53133231A (en) | Preparation of anthraquinone intermediate | |
JPS53137908A (en) | Syntheses of monochloropinacolone and cyanopinacolone | |
JPS5424821A (en) | Preparation of fluoric acid fluoride containing ester group | |
JPS5432465A (en) | Preparation of 4-methyloxazole | |
JPS5312825A (en) | Preparation of cresol | |
JPS5323926A (en) | Recovery of trifluoromethanesulfonic acid | |
JPS549247A (en) | Preparation of menthone | |
JPS5344528A (en) | Separation of dihalogenobenzenes | |
JPS5387345A (en) | Method of preparing 1-nitroanthraquinone | |
JPS53133230A (en) | Preparation of anthraquinone intermediate | |
JPS5420195A (en) | Preparation of guanosine-5'-monophosphoric acid | |
JPS5395955A (en) | Preparation of 1,5-and 1,8-dinitroanthraquinone | |
JPS5419903A (en) | New preparation of amino | |
JPS5439437A (en) | Production of anthraquinone dye | |
JPS53130623A (en) | Preparation of n-hydroxyalkyl-substituted phosphoroamidate | |
JPS5436274A (en) | Preparation of propiophenone derivative | |
JPS5356649A (en) | Preparation of diaminodihydroxyanthraquinone | |
JPS53105471A (en) | Preparation of cyclic ethers | |
JPS53132530A (en) | Preparation of p-iodoaniline | |
JPS549257A (en) | Preparation of highly pure 1,8-dihydroanthraquinone | |
JPS53111026A (en) | Preparation of 5-alkoxy-4-hydroxyisophthalaldehyde | |
JPS5334765A (en) | Isolation of 1,5-dinitroanthraquinone | |
JPS5334750A (en) | Preparation of cyclopentadeca-4-yne-one |