JPS59118759A - 4,4′−ジアミノスチルベン−2,2′−ジスルホン酸又はその塩の製造法 - Google Patents

4,4′−ジアミノスチルベン−2,2′−ジスルホン酸又はその塩の製造法

Info

Publication number
JPS59118759A
JPS59118759A JP57226727A JP22672782A JPS59118759A JP S59118759 A JPS59118759 A JP S59118759A JP 57226727 A JP57226727 A JP 57226727A JP 22672782 A JP22672782 A JP 22672782A JP S59118759 A JPS59118759 A JP S59118759A
Authority
JP
Japan
Prior art keywords
hydrazine
raney nickel
reaction
aqueous medium
acid
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
JP57226727A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0316947B2 (enrdf_load_stackoverflow
Inventor
Koichi Takase
高瀬 光市
Motohiko Yoshikawa
吉川 元彦
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.)
Nippon Kayaku Co Ltd
Original Assignee
Nippon Kayaku Co 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 Nippon Kayaku Co Ltd filed Critical Nippon Kayaku Co Ltd
Priority to JP57226727A priority Critical patent/JPS59118759A/ja
Publication of JPS59118759A publication Critical patent/JPS59118759A/ja
Publication of JPH0316947B2 publication Critical patent/JPH0316947B2/ja
Granted legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/52Improvements 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)
JP57226727A 1982-12-27 1982-12-27 4,4′−ジアミノスチルベン−2,2′−ジスルホン酸又はその塩の製造法 Granted JPS59118759A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57226727A JPS59118759A (ja) 1982-12-27 1982-12-27 4,4′−ジアミノスチルベン−2,2′−ジスルホン酸又はその塩の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57226727A JPS59118759A (ja) 1982-12-27 1982-12-27 4,4′−ジアミノスチルベン−2,2′−ジスルホン酸又はその塩の製造法

Publications (2)

Publication Number Publication Date
JPS59118759A true JPS59118759A (ja) 1984-07-09
JPH0316947B2 JPH0316947B2 (enrdf_load_stackoverflow) 1991-03-06

Family

ID=16849666

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57226727A Granted JPS59118759A (ja) 1982-12-27 1982-12-27 4,4′−ジアミノスチルベン−2,2′−ジスルホン酸又はその塩の製造法

Country Status (1)

Country Link
JP (1) JPS59118759A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0316947B2 (enrdf_load_stackoverflow) 1991-03-06

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