JPS5346951A - Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone - Google Patents
Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinoneInfo
- Publication number
- JPS5346951A JPS5346951A JP12122176A JP12122176A JPS5346951A JP S5346951 A JPS5346951 A JP S5346951A JP 12122176 A JP12122176 A JP 12122176A JP 12122176 A JP12122176 A JP 12122176A JP S5346951 A JPS5346951 A JP S5346951A
- Authority
- JP
- Japan
- Prior art keywords
- tetrahydroanthraquinone
- nitro
- preparation
- nitration
- isomerization
- 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.)
- Pending
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PURPOSE: To prepare the title compound easily, useful as raw material for 1aminoanthraquinone as main intermediates of anthraquinone type dyes, by the isomerization of 1,4,4a,9a-tetrahydroanthraquinone on heating, followed by hydrogenation and nitration.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12122176A JPS5346951A (en) | 1976-10-12 | 1976-10-12 | Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12122176A JPS5346951A (en) | 1976-10-12 | 1976-10-12 | Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5346951A true JPS5346951A (en) | 1978-04-27 |
Family
ID=14805880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12122176A Pending JPS5346951A (en) | 1976-10-12 | 1976-10-12 | Preparation of 5-nitro-1,2,3,4-tetrahydroanthraquinone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5346951A (en) |
-
1976
- 1976-10-12 JP JP12122176A patent/JPS5346951A/en active Pending
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