CS825388A1 - Method of 4,4 -diamino-1,1 -diantraquinonile-3-3 -disulphonic acid preparation - Google Patents

Method of 4,4 -diamino-1,1 -diantraquinonile-3-3 -disulphonic acid preparation

Info

Publication number
CS825388A1
CS825388A1 CS888253A CS825388A CS825388A1 CS 825388 A1 CS825388 A1 CS 825388A1 CS 888253 A CS888253 A CS 888253A CS 825388 A CS825388 A CS 825388A CS 825388 A1 CS825388 A1 CS 825388A1
Authority
CS
Czechoslovakia
Prior art keywords
diantraquinonile
diamino
acid preparation
disulphonic acid
disulphonic
Prior art date
Application number
CS888253A
Other languages
Czech (cs)
Other versions
CS273428B1 (en
Inventor
Vlastimil Ing Csc Slavik
Karel Ing Csc Obruba
Jitka Svestkova
Original Assignee
Slavik Vlastimil
Karel Ing Csc Obruba
Jitka Svestkova
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 Slavik Vlastimil, Karel Ing Csc Obruba, Jitka Svestkova filed Critical Slavik Vlastimil
Priority to CS825388A priority Critical patent/CS273428B1/en
Publication of CS825388A1 publication Critical patent/CS825388A1/en
Publication of CS273428B1 publication Critical patent/CS273428B1/en

Links

CS825388A 1988-12-14 1988-12-14 Method of 4,4 -diamino-1,1 -diantraquinonile-3-3 -disulphonic acid preparation CS273428B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CS825388A CS273428B1 (en) 1988-12-14 1988-12-14 Method of 4,4 -diamino-1,1 -diantraquinonile-3-3 -disulphonic acid preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS825388A CS273428B1 (en) 1988-12-14 1988-12-14 Method of 4,4 -diamino-1,1 -diantraquinonile-3-3 -disulphonic acid preparation

Publications (2)

Publication Number Publication Date
CS825388A1 true CS825388A1 (en) 1990-07-12
CS273428B1 CS273428B1 (en) 1991-03-12

Family

ID=5432872

Family Applications (1)

Application Number Title Priority Date Filing Date
CS825388A CS273428B1 (en) 1988-12-14 1988-12-14 Method of 4,4 -diamino-1,1 -diantraquinonile-3-3 -disulphonic acid preparation

Country Status (1)

Country Link
CS (1) CS273428B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115010630A (en) * 2022-05-11 2022-09-06 宁夏彩妍科技有限公司 Production method and production system of PR177 intermediate

Also Published As

Publication number Publication date
CS273428B1 (en) 1991-03-12

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