JPS5368734A - Purification of m-dinitrobenzene - Google Patents
Purification of m-dinitrobenzeneInfo
- Publication number
- JPS5368734A JPS5368734A JP14287676A JP14287676A JPS5368734A JP S5368734 A JPS5368734 A JP S5368734A JP 14287676 A JP14287676 A JP 14287676A JP 14287676 A JP14287676 A JP 14287676A JP S5368734 A JPS5368734 A JP S5368734A
- Authority
- JP
- Japan
- Prior art keywords
- dinitrobenzene
- purification
- imprurity
- treating
- alkali metal
- 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 purify crude n-dinitrobenzene containing o-and p-dinitrobenzene as imprurity by treating with an aq. alkali metal hydroxide in the presence of a phase transfer catalyst such as tetrabutylammonium chloride.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14287676A JPS6042228B2 (en) | 1976-11-30 | 1976-11-30 | Method for purifying metadinitrobenzene |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14287676A JPS6042228B2 (en) | 1976-11-30 | 1976-11-30 | Method for purifying metadinitrobenzene |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5368734A true JPS5368734A (en) | 1978-06-19 |
JPS6042228B2 JPS6042228B2 (en) | 1985-09-20 |
Family
ID=15325640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14287676A Expired JPS6042228B2 (en) | 1976-11-30 | 1976-11-30 | Method for purifying metadinitrobenzene |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6042228B2 (en) |
-
1976
- 1976-11-30 JP JP14287676A patent/JPS6042228B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6042228B2 (en) | 1985-09-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5368734A (en) | Purification of m-dinitrobenzene | |
JPS5412307A (en) | Purification of 3-methyl-3-methoxybutanol | |
JPS52904A (en) | Process for recovering activity of washing liquid for acetylene gas purification | |
JPS5289602A (en) | Dehydration of butadiene containing hydrogen chloride | |
JPS522193A (en) | Light warning device | |
JPS52108991A (en) | Purification of lactam | |
JPS53102631A (en) | Printer | |
JPS5235768A (en) | Aluminum dross-based water purifying agent | |
JPS52115562A (en) | Process for decolarizing colored waste water | |
JPS51126393A (en) | Process for regenerating activated carbon | |
JPS5244055A (en) | Underground tank | |
JPS51135874A (en) | Process for treatm ent of waste gas | |
JPS5239955A (en) | Water purification control system | |
JPS51151694A (en) | Purification apparatus for rare gas | |
JPS51117995A (en) | Hidrogen purifying process | |
JPS527322A (en) | Process for recovery of noble metals from waste liquid | |
JPS51135892A (en) | Cylindrical catalyst pr oduct | |
JPS529329A (en) | Data transfer system | |
JPS5360499A (en) | Radioactive waste treating device | |
JPS5378735A (en) | Duplicating mechanism for display | |
JPS5343250A (en) | Waste heat recovery of exhaust steam | |
JPS537973A (en) | Process for treating waste water containing vi-valence chromium using | |
JPS5265591A (en) | Purification of polyolefins | |
JPS51125694A (en) | The purification of recovered sulphur | |
JPS5214702A (en) | Cleaning solution for acetylene |