JPS5344548A - Preparation of 1,3-indandion - Google Patents
Preparation of 1,3-indandionInfo
- Publication number
- JPS5344548A JPS5344548A JP11897576A JP11897576A JPS5344548A JP S5344548 A JPS5344548 A JP S5344548A JP 11897576 A JP11897576 A JP 11897576A JP 11897576 A JP11897576 A JP 11897576A JP S5344548 A JPS5344548 A JP S5344548A
- Authority
- JP
- Japan
- Prior art keywords
- indandion
- preparation
- 3diazoxide
- ninhydrin
- naphthoquinone
- 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 obtain the title compound readily and in high yield which is useful as a synthetic intermediate for water-soluble azo dyes or ninhydrin of the color producing reagent of amino acids, by decomposing 1,4-naphthoquinone-2,3diazoxide in the presence of an organic solvent.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11897576A JPS5344548A (en) | 1976-10-05 | 1976-10-05 | Preparation of 1,3-indandion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11897576A JPS5344548A (en) | 1976-10-05 | 1976-10-05 | Preparation of 1,3-indandion |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5344548A true JPS5344548A (en) | 1978-04-21 |
JPS5715815B2 JPS5715815B2 (en) | 1982-04-01 |
Family
ID=14749905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11897576A Granted JPS5344548A (en) | 1976-10-05 | 1976-10-05 | Preparation of 1,3-indandion |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5344548A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5592662A (en) * | 1979-01-08 | 1980-07-14 | Yoshihide Hagiwara | Beverage made by lactic fermentation of adlay and method of making the same |
JPS61181337A (en) * | 1985-02-06 | 1986-08-14 | Katsuhiko Miyaji | Production of green lactic acid food |
-
1976
- 1976-10-05 JP JP11897576A patent/JPS5344548A/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5592662A (en) * | 1979-01-08 | 1980-07-14 | Yoshihide Hagiwara | Beverage made by lactic fermentation of adlay and method of making the same |
JPS575151B2 (en) * | 1979-01-08 | 1982-01-29 | ||
JPS61181337A (en) * | 1985-02-06 | 1986-08-14 | Katsuhiko Miyaji | Production of green lactic acid food |
Also Published As
Publication number | Publication date |
---|---|
JPS5715815B2 (en) | 1982-04-01 |
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