JPS543018A - Preparation of p-phenylenediamine - Google Patents
Preparation of p-phenylenediamineInfo
- Publication number
- JPS543018A JPS543018A JP6817177A JP6817177A JPS543018A JP S543018 A JPS543018 A JP S543018A JP 6817177 A JP6817177 A JP 6817177A JP 6817177 A JP6817177 A JP 6817177A JP S543018 A JPS543018 A JP S543018A
- Authority
- JP
- Japan
- Prior art keywords
- phenylenediamine
- preparation
- aniline
- aminoazobenzene
- solvent
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
PURPOSE: To obtain p-phenylenediamine in high yields and at a low cost on an industrial scale, by the reductive cleavage of aminoazobenzene, obtained from aniline, in a solvent of aniline under specific reaction conditions in the presence of a reducing catalyst, e.g. Co.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6817177A JPS543018A (en) | 1977-06-09 | 1977-06-09 | Preparation of p-phenylenediamine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6817177A JPS543018A (en) | 1977-06-09 | 1977-06-09 | Preparation of p-phenylenediamine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS543018A true JPS543018A (en) | 1979-01-11 |
Family
ID=13366047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6817177A Pending JPS543018A (en) | 1977-06-09 | 1977-06-09 | Preparation of p-phenylenediamine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS543018A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102731320A (en) * | 2012-07-09 | 2012-10-17 | 杭州龙山化工有限公司 | Method for absorbing nitrogen oxide tail gas and generating by-product p-phenylenediamine by using aniline |
-
1977
- 1977-06-09 JP JP6817177A patent/JPS543018A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102731320A (en) * | 2012-07-09 | 2012-10-17 | 杭州龙山化工有限公司 | Method for absorbing nitrogen oxide tail gas and generating by-product p-phenylenediamine by using aniline |
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