JPS5233633A - Process for preparation of p-phenylenediamine - Google Patents

Process for preparation of p-phenylenediamine

Info

Publication number
JPS5233633A
JPS5233633A JP50107994A JP10799475A JPS5233633A JP S5233633 A JPS5233633 A JP S5233633A JP 50107994 A JP50107994 A JP 50107994A JP 10799475 A JP10799475 A JP 10799475A JP S5233633 A JPS5233633 A JP S5233633A
Authority
JP
Japan
Prior art keywords
phenylenediamine
preparation
dinitroazoxydenzene
dinitroazobenzene
hydrogenation
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
Application number
JP50107994A
Other languages
Japanese (ja)
Other versions
JPS598262B2 (en
Inventor
Kazutoshi Funahashi
Yoichi Saito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Teijin Ltd
Original Assignee
Teijin Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Teijin Ltd filed Critical Teijin Ltd
Priority to JP50107994A priority Critical patent/JPS598262B2/en
Publication of JPS5233633A publication Critical patent/JPS5233633A/en
Publication of JPS598262B2 publication Critical patent/JPS598262B2/en
Expired legal-status Critical Current

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: p-Phenylenediamine is prepared in high yield by the hydrogenation of 4,4'-dinitroazobenzene and/or 4,4'-dinitroazoxydenzene with hydrogen in the presence of catalysts.
COPYRIGHT: (C)1977,JPO&Japio
JP50107994A 1975-09-08 1975-09-08 Method for producing P-phenylenediamine Expired JPS598262B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50107994A JPS598262B2 (en) 1975-09-08 1975-09-08 Method for producing P-phenylenediamine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50107994A JPS598262B2 (en) 1975-09-08 1975-09-08 Method for producing P-phenylenediamine

Publications (2)

Publication Number Publication Date
JPS5233633A true JPS5233633A (en) 1977-03-14
JPS598262B2 JPS598262B2 (en) 1984-02-23

Family

ID=14473278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50107994A Expired JPS598262B2 (en) 1975-09-08 1975-09-08 Method for producing P-phenylenediamine

Country Status (1)

Country Link
JP (1) JPS598262B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0782981A1 (en) * 1994-05-06 1997-07-09 TAMBOUR Ltd Process for the manufacture of P-phenetidine
CN109046343A (en) * 2018-08-29 2018-12-21 陕西瑞科新材料股份有限公司 A kind of platinized asbestos catalyst spheres and preparation method thereof for gas phase hydrogenation
CN109847738A (en) * 2018-12-28 2019-06-07 杭州师范大学 A kind of method that new catalytic prepares isopropylamine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0782981A1 (en) * 1994-05-06 1997-07-09 TAMBOUR Ltd Process for the manufacture of P-phenetidine
CN109046343A (en) * 2018-08-29 2018-12-21 陕西瑞科新材料股份有限公司 A kind of platinized asbestos catalyst spheres and preparation method thereof for gas phase hydrogenation
CN109046343B (en) * 2018-08-29 2021-07-13 陕西瑞科新材料股份有限公司 Platinum asbestos catalyst ball for gas phase hydrogenation and preparation method thereof
CN109847738A (en) * 2018-12-28 2019-06-07 杭州师范大学 A kind of method that new catalytic prepares isopropylamine

Also Published As

Publication number Publication date
JPS598262B2 (en) 1984-02-23

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