CS178547B1 - Method for preparation of 1-/4'-sulphophenyl/-3-carboxy-4-4/4'-sulphophenylazo/-5-pyrazolone - Google Patents

Method for preparation of 1-/4'-sulphophenyl/-3-carboxy-4-4/4'-sulphophenylazo/-5-pyrazolone

Info

Publication number
CS178547B1
CS178547B1 CS549774A CS549774A CS178547B1 CS 178547 B1 CS178547 B1 CS 178547B1 CS 549774 A CS549774 A CS 549774A CS 549774 A CS549774 A CS 549774A CS 178547 B1 CS178547 B1 CS 178547B1
Authority
CS
Czechoslovakia
Prior art keywords
sulphophenylazo
sulphophenyl
pyrazolone
carboxy
preparation
Prior art date
Application number
CS549774A
Other languages
English (en)
Inventor
Vaclav Kohoutek
Miroslav Kramsky
Original Assignee
Vaclav Kohoutek
Miroslav Kramsky
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 Vaclav Kohoutek, Miroslav Kramsky filed Critical Vaclav Kohoutek
Priority to CS549774A priority Critical patent/CS178547B1/cs
Publication of CS178547B1 publication Critical patent/CS178547B1/cs

Links

CS549774A 1974-08-02 1974-08-02 Method for preparation of 1-/4'-sulphophenyl/-3-carboxy-4-4/4'-sulphophenylazo/-5-pyrazolone CS178547B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CS549774A CS178547B1 (en) 1974-08-02 1974-08-02 Method for preparation of 1-/4'-sulphophenyl/-3-carboxy-4-4/4'-sulphophenylazo/-5-pyrazolone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS549774A CS178547B1 (en) 1974-08-02 1974-08-02 Method for preparation of 1-/4'-sulphophenyl/-3-carboxy-4-4/4'-sulphophenylazo/-5-pyrazolone

Publications (1)

Publication Number Publication Date
CS178547B1 true CS178547B1 (en) 1977-10-31

Family

ID=5399951

Family Applications (1)

Application Number Title Priority Date Filing Date
CS549774A CS178547B1 (en) 1974-08-02 1974-08-02 Method for preparation of 1-/4'-sulphophenyl/-3-carboxy-4-4/4'-sulphophenylazo/-5-pyrazolone

Country Status (1)

Country Link
CS (1) CS178547B1 (cs)

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