JPS5256135A - Process for production of 1*44diaminoanthraquinone 22carboxylic acid - Google Patents

Process for production of 1*44diaminoanthraquinone 22carboxylic acid

Info

Publication number
JPS5256135A
JPS5256135A JP11133976A JP11133976A JPS5256135A JP S5256135 A JPS5256135 A JP S5256135A JP 11133976 A JP11133976 A JP 11133976A JP 11133976 A JP11133976 A JP 11133976A JP S5256135 A JPS5256135 A JP S5256135A
Authority
JP
Japan
Prior art keywords
acid
production
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.)
Pending
Application number
JP11133976A
Other languages
Japanese (ja)
Inventor
Harutouitsuhi Erunsuto
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of JPS5256135A publication Critical patent/JPS5256135A/en
Pending legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP11133976A 1975-09-19 1976-09-18 Process for production of 1*44diaminoanthraquinone 22carboxylic acid Pending JPS5256135A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752541800 DE2541800A1 (en) 1975-09-19 1975-09-19 (1,4)-Diamino-anthraquinone -(2)-carboxylic acid prepn. - by reducing corresp. dinitro cpd. with sulphur trioxide and sulphur

Publications (1)

Publication Number Publication Date
JPS5256135A true JPS5256135A (en) 1977-05-09

Family

ID=5956893

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11133976A Pending JPS5256135A (en) 1975-09-19 1976-09-18 Process for production of 1*44diaminoanthraquinone 22carboxylic acid

Country Status (2)

Country Link
JP (1) JPS5256135A (en)
DE (1) DE2541800A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005206B1 (en) * 1978-04-28 1981-04-01 Ciba-Geigy Ag Method of preparing 1,4-diaminoanthraquinone-2-carboxylic acid

Also Published As

Publication number Publication date
DE2541800A1 (en) 1977-03-31

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