JPS5395952A - Preparation of 4,4'-diaminostilbene-2,2'-disulfonic acid and its salts - Google Patents

Preparation of 4,4'-diaminostilbene-2,2'-disulfonic acid and its salts

Info

Publication number
JPS5395952A
JPS5395952A JP1056377A JP1056377A JPS5395952A JP S5395952 A JPS5395952 A JP S5395952A JP 1056377 A JP1056377 A JP 1056377A JP 1056377 A JP1056377 A JP 1056377A JP S5395952 A JPS5395952 A JP S5395952A
Authority
JP
Japan
Prior art keywords
disulfonic acid
diaminostilbene
salts
preparation
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
JP1056377A
Other languages
English (en)
Other versions
JPS5848548B2 (ja
Inventor
Masatomo Fujise
Koji Isobe
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 JP1056377A priority Critical patent/JPS5848548B2/ja
Publication of JPS5395952A publication Critical patent/JPS5395952A/ja
Publication of JPS5848548B2 publication Critical patent/JPS5848548B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP1056377A 1977-02-02 1977-02-02 ４，４′−ジアミノスチルベン−２，２′−ジスルホン酸又はその塩類の製造法 Expired JPS5848548B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1056377A JPS5848548B2 (ja) 1977-02-02 1977-02-02 ４，４′−ジアミノスチルベン−２，２′−ジスルホン酸又はその塩類の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1056377A JPS5848548B2 (ja) 1977-02-02 1977-02-02 ４，４′−ジアミノスチルベン−２，２′−ジスルホン酸又はその塩類の製造法

Publications (2)

Publication Number Publication Date
JPS5395952A true JPS5395952A (en) 1978-08-22
JPS5848548B2 JPS5848548B2 (ja) 1983-10-28

Family

ID=11753700

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1056377A Expired JPS5848548B2 (ja) 1977-02-02 1977-02-02 ４，４′−ジアミノスチルベン−２，２′−ジスルホン酸又はその塩類の製造法

Country Status (1)

Country Link
JP (1) JPS5848548B2 (ja)

Also Published As

Publication number Publication date
JPS5848548B2 (ja) 1983-10-28

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