CH296889A - Process for the preparation of a derivative of 4,4'-diaminostilbene-disulfonic acid- (2,2 '). - Google Patents

Process for the preparation of a derivative of 4,4'-diaminostilbene-disulfonic acid- (2,2 ').

Info

Publication number
CH296889A
CH296889A CH296889DA CH296889A CH 296889 A CH296889 A CH 296889A CH 296889D A CH296889D A CH 296889DA CH 296889 A CH296889 A CH 296889A
Authority
CH
Switzerland
Prior art keywords
diaminostilbene
derivative
preparation
disulfonic acid
disulfonic
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft Ciba
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Publication of CH296889A publication Critical patent/CH296889A/en

Links

CH296889D 1951-04-26 1951-04-26 Process for the preparation of a derivative of 4,4'-diaminostilbene-disulfonic acid- (2,2 '). CH296889A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH296889T 1951-04-26
CH293678T 1951-04-26

Publications (1)

Publication Number Publication Date
CH296889A true CH296889A (en) 1954-02-28

Family

ID=25733396

Family Applications (1)

Application Number Title Priority Date Filing Date
CH296889D CH296889A (en) 1951-04-26 1951-04-26 Process for the preparation of a derivative of 4,4'-diaminostilbene-disulfonic acid- (2,2 ').

Country Status (1)

Country Link
CH (1) CH296889A (en)

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